.btn {
    display: inline-block;
    font-weight: 400;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    border: 1px solid transparent;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: 0.25rem;
    transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
  }
  
  @media screen and (prefers-reduced-motion: reduce) {
    .btn {
      transition: none;
    }
  }
  
  .btn:hover, .btn:focus {
    text-decoration: none;
  }
  
  .btn:focus, .btn.focus {
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
  }
  
  .btn.disabled, .btn:disabled {
    opacity: 0.65;
  }
  
  .btn:not(:disabled):not(.disabled) {
    cursor: pointer;
  }
  
  a.btn.disabled,
  fieldset:disabled a.btn {
    pointer-events: none;
  }
  
  .btn-primary {
    color: #fff;
    background-color: #007bff;
    border-color: #007bff;
  }
  
  .btn-primary:hover {
    color: #fff;
    background-color: #0069d9;
    border-color: #0062cc;
  }
  
  .btn-primary:focus, .btn-primary.focus {
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.5);
  }
  
  .btn-primary.disabled, .btn-primary:disabled {
    color: #fff;
    background-color: #007bff;
    border-color: #007bff;
  }
  
  .btn-primary:not(:disabled):not(.disabled):active, .btn-primary:not(:disabled):not(.disabled).active,
  .show > .btn-primary.dropdown-toggle {
    color: #fff;
    background-color: #0062cc;
    border-color: #005cbf;
  }
  
  .btn-primary:not(:disabled):not(.disabled):active:focus, .btn-primary:not(:disabled):not(.disabled).active:focus,
  .show > .btn-primary.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.5);
  }
  
  .btn-secondary {
    color: #fff;
    background-color: #6c757d;
    border-color: #6c757d;
  }
  
  .btn-secondary:hover {
    color: #fff;
    background-color: #5a6268;
    border-color: #545b62;
  }
  
  .btn-secondary:focus, .btn-secondary.focus {
    box-shadow: 0 0 0 0.2rem rgba(108, 117, 125, 0.5);
  }
  
  .btn-secondary.disabled, .btn-secondary:disabled {
    color: #fff;
    background-color: #6c757d;
    border-color: #6c757d;
  }
  
  .btn-secondary:not(:disabled):not(.disabled):active, .btn-secondary:not(:disabled):not(.disabled).active,
  .show > .btn-secondary.dropdown-toggle {
    color: #fff;
    background-color: #545b62;
    border-color: #4e555b;
  }
  
  .btn-secondary:not(:disabled):not(.disabled):active:focus, .btn-secondary:not(:disabled):not(.disabled).active:focus,
  .show > .btn-secondary.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(108, 117, 125, 0.5);
  }
  
  .btn-success {
    color: #fff;
    background-color: #28a745;
    border-color: #28a745;
  }
  
  .btn-success:hover {
    color: #fff;
    background-color: #218838;
    border-color: #1e7e34;
  }
  
  .btn-success:focus, .btn-success.focus {
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.5);
  }
  
  .btn-success.disabled, .btn-success:disabled {
    color: #fff;
    background-color: #28a745;
    border-color: #28a745;
  }
  
  .btn-success:not(:disabled):not(.disabled):active, .btn-success:not(:disabled):not(.disabled).active,
  .show > .btn-success.dropdown-toggle {
    color: #fff;
    background-color: #1e7e34;
    border-color: #1c7430;
  }
  
  .btn-success:not(:disabled):not(.disabled):active:focus, .btn-success:not(:disabled):not(.disabled).active:focus,
  .show > .btn-success.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.5);
  }
  
  .btn-info {
    color: #fff;
    background-color: #17a2b8;
    border-color: #17a2b8;
  }
  
  .btn-info:hover {
    color: #fff;
    background-color: #138496;
    border-color: #117a8b;
  }
  
  .btn-info:focus, .btn-info.focus {
    box-shadow: 0 0 0 0.2rem rgba(23, 162, 184, 0.5);
  }
  
  .btn-info.disabled, .btn-info:disabled {
    color: #fff;
    background-color: #17a2b8;
    border-color: #17a2b8;
  }
  
  .btn-info:not(:disabled):not(.disabled):active, .btn-info:not(:disabled):not(.disabled).active,
  .show > .btn-info.dropdown-toggle {
    color: #fff;
    background-color: #117a8b;
    border-color: #10707f;
  }
  
  .btn-info:not(:disabled):not(.disabled):active:focus, .btn-info:not(:disabled):not(.disabled).active:focus,
  .show > .btn-info.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(23, 162, 184, 0.5);
  }
  
  .btn-warning {
    color: #212529;
    background-color: #ffc107;
    border-color: #ffc107;
  }
  
  .btn-warning:hover {
    color: #212529;
    background-color: #e0a800;
    border-color: #d39e00;
  }
  
  .btn-warning:focus, .btn-warning.focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 193, 7, 0.5);
  }
  
  .btn-warning.disabled, .btn-warning:disabled {
    color: #212529;
    background-color: #ffc107;
    border-color: #ffc107;
  }
  
  .btn-warning:not(:disabled):not(.disabled):active, .btn-warning:not(:disabled):not(.disabled).active,
  .show > .btn-warning.dropdown-toggle {
    color: #212529;
    background-color: #d39e00;
    border-color: #c69500;
  }
  
  .btn-warning:not(:disabled):not(.disabled):active:focus, .btn-warning:not(:disabled):not(.disabled).active:focus,
  .show > .btn-warning.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 193, 7, 0.5);
  }
  
  .btn-danger {
    color: #fff;
    background-color: #dc3545;
    border-color: #dc3545;
  }
  
  .btn-danger:hover {
    color: #fff;
    background-color: #c82333;
    border-color: #bd2130;
  }
  
  .btn-danger:focus, .btn-danger.focus {
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.5);
  }
  
  .btn-danger.disabled, .btn-danger:disabled {
    color: #fff;
    background-color: #dc3545;
    border-color: #dc3545;
  }
  
  .btn-danger:not(:disabled):not(.disabled):active, .btn-danger:not(:disabled):not(.disabled).active,
  .show > .btn-danger.dropdown-toggle {
    color: #fff;
    background-color: #bd2130;
    border-color: #b21f2d;
  }
  
  .btn-danger:not(:disabled):not(.disabled):active:focus, .btn-danger:not(:disabled):not(.disabled).active:focus,
  .show > .btn-danger.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.5);
  }
  
  .btn-light {
    color: #212529;
    background-color: #f8f9fa;
    border-color: #f8f9fa;
  }
  
  .btn-light:hover {
    color: #212529;
    background-color: #e2e6ea;
    border-color: #dae0e5;
  }
  
  .btn-light:focus, .btn-light.focus {
    box-shadow: 0 0 0 0.2rem rgba(248, 249, 250, 0.5);
  }
  
  .btn-light.disabled, .btn-light:disabled {
    color: #212529;
    background-color: #f8f9fa;
    border-color: #f8f9fa;
  }
  
  .btn-light:not(:disabled):not(.disabled):active, .btn-light:not(:disabled):not(.disabled).active,
  .show > .btn-light.dropdown-toggle {
    color: #212529;
    background-color: #dae0e5;
    border-color: #d3d9df;
  }
  
  .btn-light:not(:disabled):not(.disabled):active:focus, .btn-light:not(:disabled):not(.disabled).active:focus,
  .show > .btn-light.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(248, 249, 250, 0.5);
  }
  
  .btn-dark {
    color: #fff;
    background-color: #343a40;
    border-color: #343a40;
  }
  
  .btn-dark:hover {
    color: #fff;
    background-color: #23272b;
    border-color: #1d2124;
  }
  
  .btn-dark:focus, .btn-dark.focus {
    box-shadow: 0 0 0 0.2rem rgba(52, 58, 64, 0.5);
  }
  
  .btn-dark.disabled, .btn-dark:disabled {
    color: #fff;
    background-color: #343a40;
    border-color: #343a40;
  }
  
  .btn-dark:not(:disabled):not(.disabled):active, .btn-dark:not(:disabled):not(.disabled).active,
  .show > .btn-dark.dropdown-toggle {
    color: #fff;
    background-color: #1d2124;
    border-color: #171a1d;
  }
  
  .btn-dark:not(:disabled):not(.disabled):active:focus, .btn-dark:not(:disabled):not(.disabled).active:focus,
  .show > .btn-dark.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(52, 58, 64, 0.5);
  }
  
  .btn-outline-primary {
    color: #007bff;
    background-color: transparent;
    background-image: none;
    border-color: #007bff;
  }
  
  .btn-outline-primary:hover {
    color: #fff;
    background-color: #007bff;
    border-color: #007bff;
  }
  
  .btn-outline-primary:focus, .btn-outline-primary.focus {
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.5);
  }
  
  .btn-outline-primary.disabled, .btn-outline-primary:disabled {
    color: #007bff;
    background-color: transparent;
  }
  
  .btn-outline-primary:not(:disabled):not(.disabled):active, .btn-outline-primary:not(:disabled):not(.disabled).active,
  .show > .btn-outline-primary.dropdown-toggle {
    color: #fff;
    background-color: #007bff;
    border-color: #007bff;
  }
  
  .btn-outline-primary:not(:disabled):not(.disabled):active:focus, .btn-outline-primary:not(:disabled):not(.disabled).active:focus,
  .show > .btn-outline-primary.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.5);
  }
  
  .btn-outline-secondary {
    color: #6c757d;
    background-color: transparent;
    background-image: none;
    border-color: #6c757d;
  }
  
  .btn-outline-secondary:hover {
    color: #fff;
    background-color: #6c757d;
    border-color: #6c757d;
  }
  
  .btn-outline-secondary:focus, .btn-outline-secondary.focus {
    box-shadow: 0 0 0 0.2rem rgba(108, 117, 125, 0.5);
  }
  
  .btn-outline-secondary.disabled, .btn-outline-secondary:disabled {
    color: #6c757d;
    background-color: transparent;
  }
  
  .btn-outline-secondary:not(:disabled):not(.disabled):active, .btn-outline-secondary:not(:disabled):not(.disabled).active,
  .show > .btn-outline-secondary.dropdown-toggle {
    color: #fff;
    background-color: #6c757d;
    border-color: #6c757d;
  }
  
  .btn-outline-secondary:not(:disabled):not(.disabled):active:focus, .btn-outline-secondary:not(:disabled):not(.disabled).active:focus,
  .show > .btn-outline-secondary.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(108, 117, 125, 0.5);
  }
  
  .btn-outline-success {
    color: #28a745;
    background-color: transparent;
    background-image: none;
    border-color: #28a745;
  }
  
  .btn-outline-success:hover {
    color: #fff;
    background-color: #28a745;
    border-color: #28a745;
  }
  
  .btn-outline-success:focus, .btn-outline-success.focus {
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.5);
  }
  
  .btn-outline-success.disabled, .btn-outline-success:disabled {
    color: #28a745;
    background-color: transparent;
  }
  
  .btn-outline-success:not(:disabled):not(.disabled):active, .btn-outline-success:not(:disabled):not(.disabled).active,
  .show > .btn-outline-success.dropdown-toggle {
    color: #fff;
    background-color: #28a745;
    border-color: #28a745;
  }
  
  .btn-outline-success:not(:disabled):not(.disabled):active:focus, .btn-outline-success:not(:disabled):not(.disabled).active:focus,
  .show > .btn-outline-success.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.5);
  }
  
  .btn-outline-info {
    color: #17a2b8;
    background-color: transparent;
    background-image: none;
    border-color: #17a2b8;
  }
  
  .btn-outline-info:hover {
    color: #fff;
    background-color: #17a2b8;
    border-color: #17a2b8;
  }
  
  .btn-outline-info:focus, .btn-outline-info.focus {
    box-shadow: 0 0 0 0.2rem rgba(23, 162, 184, 0.5);
  }
  
  .btn-outline-info.disabled, .btn-outline-info:disabled {
    color: #17a2b8;
    background-color: transparent;
  }
  
  .btn-outline-info:not(:disabled):not(.disabled):active, .btn-outline-info:not(:disabled):not(.disabled).active,
  .show > .btn-outline-info.dropdown-toggle {
    color: #fff;
    background-color: #17a2b8;
    border-color: #17a2b8;
  }
  
  .btn-outline-info:not(:disabled):not(.disabled):active:focus, .btn-outline-info:not(:disabled):not(.disabled).active:focus,
  .show > .btn-outline-info.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(23, 162, 184, 0.5);
  }
  
  .btn-outline-warning {
    color: #ffc107;
    background-color: transparent;
    background-image: none;
    border-color: #ffc107;
  }
  
  .btn-outline-warning:hover {
    color: #212529;
    background-color: #ffc107;
    border-color: #ffc107;
  }
  
  .btn-outline-warning:focus, .btn-outline-warning.focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 193, 7, 0.5);
  }
  
  .btn-outline-warning.disabled, .btn-outline-warning:disabled {
    color: #ffc107;
    background-color: transparent;
  }
  
  .btn-outline-warning:not(:disabled):not(.disabled):active, .btn-outline-warning:not(:disabled):not(.disabled).active,
  .show > .btn-outline-warning.dropdown-toggle {
    color: #212529;
    background-color: #ffc107;
    border-color: #ffc107;
  }
  
  .btn-outline-warning:not(:disabled):not(.disabled):active:focus, .btn-outline-warning:not(:disabled):not(.disabled).active:focus,
  .show > .btn-outline-warning.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 193, 7, 0.5);
  }
  
  .btn-outline-danger {
    color: #dc3545;
    background-color: transparent;
    background-image: none;
    border-color: #dc3545;
  }
  
  .btn-outline-danger:hover {
    color: #fff;
    background-color: #dc3545;
    border-color: #dc3545;
  }
  
  .btn-outline-danger:focus, .btn-outline-danger.focus {
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.5);
  }
  
  .btn-outline-danger.disabled, .btn-outline-danger:disabled {
    color: #dc3545;
    background-color: transparent;
  }
  
  .btn-outline-danger:not(:disabled):not(.disabled):active, .btn-outline-danger:not(:disabled):not(.disabled).active,
  .show > .btn-outline-danger.dropdown-toggle {
    color: #fff;
    background-color: #dc3545;
    border-color: #dc3545;
  }
  
  .btn-outline-danger:not(:disabled):not(.disabled):active:focus, .btn-outline-danger:not(:disabled):not(.disabled).active:focus,
  .show > .btn-outline-danger.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.5);
  }
  
  .btn-outline-light {
    color: #f8f9fa;
    background-color: transparent;
    background-image: none;
    border-color: #f8f9fa;
  }
  
  .btn-outline-light:hover {
    color: #212529;
    background-color: #f8f9fa;
    border-color: #f8f9fa;
  }
  
  .btn-outline-light:focus, .btn-outline-light.focus {
    box-shadow: 0 0 0 0.2rem rgba(248, 249, 250, 0.5);
  }
  
  .btn-outline-light.disabled, .btn-outline-light:disabled {
    color: #f8f9fa;
    background-color: transparent;
  }
  
  .btn-outline-light:not(:disabled):not(.disabled):active, .btn-outline-light:not(:disabled):not(.disabled).active,
  .show > .btn-outline-light.dropdown-toggle {
    color: #212529;
    background-color: #f8f9fa;
    border-color: #f8f9fa;
  }
  
  .btn-outline-light:not(:disabled):not(.disabled):active:focus, .btn-outline-light:not(:disabled):not(.disabled).active:focus,
  .show > .btn-outline-light.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(248, 249, 250, 0.5);
  }
  
  .btn-outline-dark {
    color: #343a40;
    background-color: transparent;
    background-image: none;
    border-color: #343a40;
  }
  
  .btn-outline-dark:hover {
    color: #fff;
    background-color: #343a40;
    border-color: #343a40;
  }
  
  .btn-outline-dark:focus, .btn-outline-dark.focus {
    box-shadow: 0 0 0 0.2rem rgba(52, 58, 64, 0.5);
  }
  
  .btn-outline-dark.disabled, .btn-outline-dark:disabled {
    color: #343a40;
    background-color: transparent;
  }
  
  .btn-outline-dark:not(:disabled):not(.disabled):active, .btn-outline-dark:not(:disabled):not(.disabled).active,
  .show > .btn-outline-dark.dropdown-toggle {
    color: #fff;
    background-color: #343a40;
    border-color: #343a40;
  }
  
  .btn-outline-dark:not(:disabled):not(.disabled):active:focus, .btn-outline-dark:not(:disabled):not(.disabled).active:focus,
  .show > .btn-outline-dark.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(52, 58, 64, 0.5);
  }
  
  .btn-link {
    font-weight: 400;
    color: #007bff;
    background-color: transparent;
  }
  
  .btn-link:hover {
    color: #0056b3;
    text-decoration: underline;
    background-color: transparent;
    border-color: transparent;
  }
  
  .btn-link:focus, .btn-link.focus {
    text-decoration: underline;
    border-color: transparent;
    box-shadow: none;
  }
  
  .btn-link:disabled, .btn-link.disabled {
    color: #6c757d;
    pointer-events: none;
  }
  
  .btn-lg, .btn-group-lg > .btn {
    padding: 0.5rem 1rem;
    font-size: 1.25rem;
    line-height: 1.5;
    border-radius: 0.3rem;
  }
  
  .btn-sm, .btn-group-sm > .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
    border-radius: 0.2rem;
  }
  
  .btn-block {
    display: block;
    width: 100%;
  }
  
  .btn-block + .btn-block {
    margin-top: 0.5rem;
  }
  
  input[type="submit"].btn-block,
  input[type="reset"].btn-block,
  input[type="button"].btn-block {
    width: 100%;
  }
  
  .fade {
    transition: opacity 0.15s linear;
  }
  
  @media screen and (prefers-reduced-motion: reduce) {
    .fade {
      transition: none;
    }
  }
  
  .fade:not(.show) {
    opacity: 0;
  }
  
  .collapse:not(.show) {
    display: none;
  }
  
  .collapsing {
    position: relative;
    height: 0;
    overflow: hidden;
    transition: height 0.35s ease;
  }
  
  @media screen and (prefers-reduced-motion: reduce) {
    .collapsing {
      transition: none;
    }
  }
  
  .dropup,
  .dropright,
  .dropdown,
  .dropleft {
    position: relative;
  }
  
  .dropdown-toggle::after {
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 0.255em;
    vertical-align: 0.255em;
    content: "";
    border-top: 0.3em solid;
    border-right: 0.3em solid transparent;
    border-bottom: 0;
    border-left: 0.3em solid transparent;
  }
  
  .dropdown-toggle:empty::after {
    margin-left: 0;
  }
  
  .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1000;
    display: none;
    float: left;
    min-width: 10rem;
    padding: 0.5rem 0;
    margin: 0.125rem 0 0;
    font-size: 1rem;
    color: #212529;
    text-align: left;
    list-style: none;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-radius: 0.25rem;
  }
  
  .dropdown-menu-right {
    right: 0;
    left: auto;
  }
  
  .dropup .dropdown-menu {
    top: auto;
    bottom: 100%;
    margin-top: 0;
    margin-bottom: 0.125rem;
  }
  
  .dropup .dropdown-toggle::after {
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 0.255em;
    vertical-align: 0.255em;
    content: "";
    border-top: 0;
    border-right: 0.3em solid transparent;
    border-bottom: 0.3em solid;
    border-left: 0.3em solid transparent;
  }
  
  .dropup .dropdown-toggle:empty::after {
    margin-left: 0;
  }
  
  .dropright .dropdown-menu {
    top: 0;
    right: auto;
    left: 100%;
    margin-top: 0;
    margin-left: 0.125rem;
  }
  
  .dropright .dropdown-toggle::after {
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 0.255em;
    vertical-align: 0.255em;
    content: "";
    border-top: 0.3em solid transparent;
    border-right: 0;
    border-bottom: 0.3em solid transparent;
    border-left: 0.3em solid;
  }
  
  .dropright .dropdown-toggle:empty::after {
    margin-left: 0;
  }
  
  .dropright .dropdown-toggle::after {
    vertical-align: 0;
  }
  
  .dropleft .dropdown-menu {
    top: 0;
    right: 100%;
    left: auto;
    margin-top: 0;
    margin-right: 0.125rem;
  }
  
  .dropleft .dropdown-toggle::after {
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 0.255em;
    vertical-align: 0.255em;
    content: "";
  }
  
  .dropleft .dropdown-toggle::after {
    display: none;
  }
  
  .dropleft .dropdown-toggle::before {
    display: inline-block;
    width: 0;
    height: 0;
    margin-right: 0.255em;
    vertical-align: 0.255em;
    content: "";
    border-top: 0.3em solid transparent;
    border-right: 0.3em solid;
    border-bottom: 0.3em solid transparent;
  }
  
  .dropleft .dropdown-toggle:empty::after {
    margin-left: 0;
  }
  
  .dropleft .dropdown-toggle::before {
    vertical-align: 0;
  }
  
  .dropdown-menu[x-placement^="top"], .dropdown-menu[x-placement^="right"], .dropdown-menu[x-placement^="bottom"], .dropdown-menu[x-placement^="left"] {
    right: auto;
    bottom: auto;
  }
  
  .dropdown-divider {
    height: 0;
    margin: 0.5rem 0;
    overflow: hidden;
    border-top: 1px solid #e9ecef;
  }
  
  .dropdown-item {
    display: block;
    width: 100%;
    padding: 0.25rem 1.5rem;
    clear: both;
    font-weight: 400;
    color: #212529;
    text-align: inherit;
    white-space: nowrap;
    background-color: transparent;
    border: 0;
  }
  
  .dropdown-item:hover, .dropdown-item:focus {
    color: #16181b;
    text-decoration: none;
    background-color: #f8f9fa;
  }
  
  .dropdown-item.active, .dropdown-item:active {
    color: #fff;
    text-decoration: none;
    background-color: #007bff;
  }
  
  .dropdown-item.disabled, .dropdown-item:disabled {
    color: #6c757d;
    background-color: transparent;
  }
  
  .dropdown-menu.show {
    display: block;
  }
  
  .dropdown-header {
    display: block;
    padding: 0.5rem 1.5rem;
    margin-bottom: 0;
    font-size: 0.875rem;
    color: #6c757d;
    white-space: nowrap;
  }
  
  .dropdown-item-text {
    display: block;
    padding: 0.25rem 1.5rem;
    color: #212529;
  }
  
  .btn-group,
  .btn-group-vertical {
    position: relative;
    display: -ms-inline-flexbox;
    display: inline-flex;
    vertical-align: middle;
  }
  
  .btn-group > .btn,
  .btn-group-vertical > .btn {
    position: relative;
    -ms-flex: 0 1 auto;
    flex: 0 1 auto;
  }
  
  .btn-group > .btn:hover,
  .btn-group-vertical > .btn:hover {
    z-index: 1;
  }
  
  .btn-group > .btn:focus, .btn-group > .btn:active, .btn-group > .btn.active,
  .btn-group-vertical > .btn:focus,
  .btn-group-vertical > .btn:active,
  .btn-group-vertical > .btn.active {
    z-index: 1;
  }
  
  .btn-group .btn + .btn,
  .btn-group .btn + .btn-group,
  .btn-group .btn-group + .btn,
  .btn-group .btn-group + .btn-group,
  .btn-group-vertical .btn + .btn,
  .btn-group-vertical .btn + .btn-group,
  .btn-group-vertical .btn-group + .btn,
  .btn-group-vertical .btn-group + .btn-group {
    margin-left: -1px;
  }
  
  .btn-toolbar {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -ms-flex-pack: start;
    justify-content: flex-start;
  }
  
  .btn-toolbar .input-group {
    width: auto;
  }
  
  .btn-group > .btn:first-child {
    margin-left: 0;
  }
  
  .btn-group > .btn:not(:last-child):not(.dropdown-toggle),
  .btn-group > .btn-group:not(:last-child) > .btn {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }
  
  .btn-group > .btn:not(:first-child),
  .btn-group > .btn-group:not(:first-child) > .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
  }
  
  .dropdown-toggle-split {
    padding-right: 0.5625rem;
    padding-left: 0.5625rem;
  }
  
  .dropdown-toggle-split::after,
  .dropup .dropdown-toggle-split::after,
  .dropright .dropdown-toggle-split::after {
    margin-left: 0;
  }
  
  .dropleft .dropdown-toggle-split::before {
    margin-right: 0;
  }
  
  .btn-sm + .dropdown-toggle-split, .btn-group-sm > .btn + .dropdown-toggle-split {
    padding-right: 0.375rem;
    padding-left: 0.375rem;
  }
  
  .btn-lg + .dropdown-toggle-split, .btn-group-lg > .btn + .dropdown-toggle-split {
    padding-right: 0.75rem;
    padding-left: 0.75rem;
  }
  
  .btn-group-vertical {
    -ms-flex-direction: column;
    flex-direction: column;
    -ms-flex-align: start;
    align-items: flex-start;
    -ms-flex-pack: center;
    justify-content: center;
  }
  
  .btn-group-vertical .btn,
  .btn-group-vertical .btn-group {
    width: 100%;
  }
  
  .btn-group-vertical > .btn + .btn,
  .btn-group-vertical > .btn + .btn-group,
  .btn-group-vertical > .btn-group + .btn,
  .btn-group-vertical > .btn-group + .btn-group {
    margin-top: -1px;
    margin-left: 0;
  }
  
  .btn-group-vertical > .btn:not(:last-child):not(.dropdown-toggle),
  .btn-group-vertical > .btn-group:not(:last-child) > .btn {
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
  }
  
  .btn-group-vertical > .btn:not(:first-child),
  .btn-group-vertical > .btn-group:not(:first-child) > .btn {
    border-top-left-radius: 0;
    border-top-right-radius: 0;
  }
  
  .btn-group-toggle > .btn,
  .btn-group-toggle > .btn-group > .btn {
    margin-bottom: 0;
  }
  
  .btn-group-toggle > .btn input[type="radio"],
  .btn-group-toggle > .btn input[type="checkbox"],
  .btn-group-toggle > .btn-group > .btn input[type="radio"],
  .btn-group-toggle > .btn-group > .btn input[type="checkbox"] {
    position: absolute;
    clip: rect(0, 0, 0, 0);
    pointer-events: none;
  }
  
  .input-group {
    position: relative;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -ms-flex-align: stretch;
    align-items: stretch;
    width: 100%;
  }
  
  .input-group > .form-control,
  .input-group > .custom-select,
  .input-group > .custom-file {
    position: relative;
    -ms-flex: 1 1 auto;
    flex: 1 1 auto;
    width: 1%;
    margin-bottom: 0;
  }
  
  .input-group > .form-control + .form-control,
  .input-group > .form-control + .custom-select,
  .input-group > .form-control + .custom-file,
  .input-group > .custom-select + .form-control,
  .input-group > .custom-select + .custom-select,
  .input-group > .custom-select + .custom-file,
  .input-group > .custom-file + .form-control,
  .input-group > .custom-file + .custom-select,
  .input-group > .custom-file + .custom-file {
    margin-left: -1px;
  }
  
  .input-group > .form-control:focus,
  .input-group > .custom-select:focus,
  .input-group > .custom-file .custom-file-input:focus ~ .custom-file-label {
    z-index: 3;
  }
  
  .input-group > .custom-file .custom-file-input:focus {
    z-index: 4;
  }
  
  .input-group > .form-control:not(:last-child),
  .input-group > .custom-select:not(:last-child) {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }
  
  .input-group > .form-control:not(:first-child),
  .input-group > .custom-select:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
  }
  
  .input-group > .custom-file {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
  }
  
  .input-group > .custom-file:not(:last-child) .custom-file-label,
  .input-group > .custom-file:not(:last-child) .custom-file-label::after {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }
  
  .input-group > .custom-file:not(:first-child) .custom-file-label {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
  }
  
  .input-group-prepend,
  .input-group-append {
    display: -ms-flexbox;
    display: flex;
  }
  
  .input-group-prepend .btn,
  .input-group-append .btn {
    position: relative;
    z-index: 2;
  }
  
  .input-group-prepend .btn + .btn,
  .input-group-prepend .btn + .input-group-text,
  .input-group-prepend .input-group-text + .input-group-text,
  .input-group-prepend .input-group-text + .btn,
  .input-group-append .btn + .btn,
  .input-group-append .btn + .input-group-text,
  .input-group-append .input-group-text + .input-group-text,
  .input-group-append .input-group-text + .btn {
    margin-left: -1px;
  }
  
  .input-group-prepend {
    margin-right: -1px;
  }
  
  .input-group-append {
    margin-left: -1px;
  }
  
  .input-group-text {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    padding: 0.375rem 0.75rem;
    margin-bottom: 0;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    text-align: center;
    white-space: nowrap;
    background-color: #e9ecef;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
  }
  
  .input-group-text input[type="radio"],
  .input-group-text input[type="checkbox"] {
    margin-top: 0;
  }
  
  .input-group-lg > .form-control,
  .input-group-lg > .input-group-prepend > .input-group-text,
  .input-group-lg > .input-group-append > .input-group-text,
  .input-group-lg > .input-group-prepend > .btn,
  .input-group-lg > .input-group-append > .btn {
    height: calc(2.875rem + 2px);
    padding: 0.5rem 1rem;
    font-size: 1.25rem;
    line-height: 1.5;
    border-radius: 0.3rem;
  }
  
  .input-group-sm > .form-control,
  .input-group-sm > .input-group-prepend > .input-group-text,
  .input-group-sm > .input-group-append > .input-group-text,
  .input-group-sm > .input-group-prepend > .btn,
  .input-group-sm > .input-group-append > .btn {
    height: calc(1.8125rem + 2px);
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
    border-radius: 0.2rem;
  }
  
  .input-group > .input-group-prepend > .btn,
  .input-group > .input-group-prepend > .input-group-text,
  .input-group > .input-group-append:not(:last-child) > .btn,
  .input-group > .input-group-append:not(:last-child) > .input-group-text,
  .input-group > .input-group-append:last-child > .btn:not(:last-child):not(.dropdown-toggle),
  .input-group > .input-group-append:last-child > .input-group-text:not(:last-child) {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }
  
  .input-group > .input-group-append > .btn,
  .input-group > .input-group-append > .input-group-text,
  .input-group > .input-group-prepend:not(:first-child) > .btn,
  .input-group > .input-group-prepend:not(:first-child) > .input-group-text,
  .input-group > .input-group-prepend:first-child > .btn:not(:first-child),
  .input-group > .input-group-prepend:first-child > .input-group-text:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
  }


  .btn{
    background-color: #17a2b8;
    border-color: #17a2b8;
    color: white;
    padding: 1rem 3rem;
}