.btn{
  position: relative;
  padding: 12px 30px;
  margin: $bmd-btn-margin-bottom 1px;
  font-size: .75rem; //  12px
  font-weight: 400;
  line-height: $bmd-line-height;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0;
  cursor: pointer;
  background-color: transparent;
  border: 0;
  border-radius: $border-radius-sm;
  outline: 0;
  transition: box-shadow 0.2s cubic-bezier(0.4, 0, 1, 1), background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: box-shadow, transform;
  @include undo-bs-tab-focus();

  //--
  // Colors
  @include bmd-raised-button-color();
  &.btn-white {
      &,
      &:focus,
      &:hover {
          background-color: $white-color;
          color: $gray-color;
      }
      &.btn-link {
          color: $white-color;
          background: transparent;
          box-shadow: none;
      }
  }
  &.btn-link:hover,
  &.btn-link:focus,
  &.btn-link:active {
      text-decoration: none !important;
  }

  &.btn-disabled {
    cursor: not-allowed;
    pointer-events: none;

    &:hover {
      box-shadow: none;
    }
  }

  @include hover-focus();

  //---
  // btn-raised
  &.btn-raised,
  .btn-group-raised & {
    // baseline shadow
    // @include box-shadow($bmd-shadow-2dp);

    // reverse any of the above for links
    &.btn-link {
      box-shadow: none;
      @include bmd-hover-focus-active() {
        box-shadow: none;
      }
    }

    @include bmd-disabled() {
      box-shadow: none;
    }
  }

  //---
  // btn-outline
  @include bmd-outline-button-color();

  // Size variations
  &.btn-lg,
  .btn-group-lg & {
    @include button-size($input-btn-padding-y-lg, $input-btn-padding-x-lg, $bmd-btn-font-size, $btn-lg-line-height, $border-radius-sm);
  }
  &.btn-sm,
  .btn-group-sm & {
    @include button-size($input-btn-padding-y-sm, $input-btn-padding-x-sm, $bmd-btn-font-size-sm, $line-height-sm, $border-radius-sm);
  }

  &.btn-round {
    border-radius: $border-radius-extreme;
  }

  &.btn-fab,
  &.btn-just-icon {
      // see above for color variations
      font-size: $mdb-btn-fab-font-size;
      height: $mdb-btn-fab-size;
      min-width: $mdb-btn-fab-size;
      width: $mdb-btn-fab-size;
      // margin: auto;
      padding: 0;
      overflow: hidden;
      position: relative;
      line-height: $mdb-btn-fab-size;

        &.btn-round{
            border-radius: 50%;
        }

      .btn-group-sm &,
      &.btn-sm,
      &.btn-fab-mini{
          height: $mdb-btn-fab-size-mini + 1;
          min-width: $mdb-btn-fab-size-mini + 1;
          width: $mdb-btn-fab-size-mini + 1;

          .material-icons,
          .fa{
              font-size: $mdb-btn-icon-size-mini;
              line-height: $mdb-btn-fab-size-mini;
          }
      }

      .btn-group-lg &,
      &.btn-lg{
          height: $mdb-btn-fab-size-lg + 1;
          min-width: $mdb-btn-fab-size-lg + 1;
          width: $mdb-btn-fab-size-lg + 1;
          line-height: $mdb-btn-fab-size-lg;

          .material-icons,
          .fa{
              font-size: $mdb-btn-icon-size;
              line-height: $mdb-btn-fab-size-lg;
          }
      }

      .material-icons,
      .fa {
        margin-top: 0;
        position: absolute;
        width: 100%;
        transform: none;
        left: 0;
        top: 0;
        height: 100%;

        line-height: $mdb-btn-fab-size;
        font-size: $mdb-btn-just-icon-font-size;
      }
  }
}

.btn-just-icon{
    &.btn-lg{
        font-size: $mdb-btn-fab-font-size;
        height: $mdb-btn-fab-size;
        min-width: $mdb-btn-fab-size;
        width: $mdb-btn-fab-size;
    }
}

.input-group-btn > .btn{
    border: 0;
}


// Align icons inside buttons with text
.btn .material-icons,
.btn:not(.btn-just-icon):not(.btn-fab) .fa{
      position: relative;
      display: inline-block;
      top: 0;
      margin-top: -1em;
      margin-bottom: -1em;
      font-size: 1.1rem;
      vertical-align: middle;
    }

// Disabled buttons and button groups
.btn,
.input-group-btn .btn,
.btn-group,
.btn-group-vertical {
  // have to ratchet up the specificity to kill drop shadows on disabled raised buttons
  @include bmd-disabled() {
    .bg-inverse & {
      color: $bmd-inverse-btn-disabled;
    }

    // flat buttons shouldn't lose transparency on disabled hover/focus
  }
}

// btn-group variations
.btn-group,
.btn-group-vertical {
  position: relative;
  margin: 10px 1px;

  // spec: https://www.google.com/design/spec/components/buttons.html#buttons-toggle-buttons
  //&.open {
  //  .dropdown-toggle {
  //  }
  //
  //  > .dropdown-toggle.btn {
  //    @include bmd-raised-button-color-bg();
  //  }
  //}

  .dropdown-menu {
    border-radius: 0 0 $border-radius $border-radius;
  }

  &.btn-group-raised {
    @include box-shadow($bmd-shadow-2dp);
  }

  .btn + .btn,
  .btn,
  .btn:active,
  .btn-group {
    margin: 0;
  }

  // remove margin from nested btn-group(s) to properly align them with the outer buttons
  > .btn-group {
    margin: 0;
  }
}
