gitlab-org--gitlab-foss/app/assets/stylesheets/framework/dropdowns.scss

.caret {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 2px;
  vertical-align: middle;
  border-top: $caret-width-base dashed $dropdown-caret-color;
  border-right: $caret-width-base solid transparent;
  border-left: $caret-width-base solid transparent;
}

.dropdown {
  position: relative;
}

.open {
  .dropdown-menu {
    display: block;
  }
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 9999;
  width: 240px;
  margin-top: 2px;
  margin-bottom: 0;
  padding: 10px 10px;
  font-size: 14px;
  font-weight: normal;
  background-color: $dropdown-bg;
  border: 1px solid $dropdown-border-color;
  border-radius: $border-radius-base;
  box-shadow: 0 2px 4px $dropdown-shadow-color;

  &.is-loading {
    .dropdown-content {
      display: none;
    }

    .dropdown-loading {
      display: block;
    }
  }

  ul {
    margin: 0;
    padding: 0;
  }

  li {
    text-align: left;
    list-style: none;
  }

  .divider {
    width: 100%;
    height: 1px;
    margin-top: 8px;
    margin-bottom: 8px;
    background-color: $dropdown-divider-color;
  }

  a {
    display: block;
    position: relative;
    padding-left: 10px;
    padding-right: 10px;
    color: $dropdown-link-color;
    line-height: 34px;
    text-overflow: ellipsis;
    border-radius: 2px;
    white-space: nowrap;
    overflow: hidden;

    &:hover {
      background-color: $dropdown-link-hover-bg;
      text-decoration: none;
    }
  }
}

.dropdown-menu-paging {
  .dropdown-page-two {
    display: none;
  }

  &.is-page-two {
    .dropdown-page-one {
      display: none;
    }

    .dropdown-page-two {
      display: block;
    }
  }
}

.dropdown-menu-user {
  .avatar {
    float: left;
    width: 30px;
    height: 30px;
    margin: 0 10px 0 0;
  }
}

.dropdown-menu-user-link {
  padding-top: 7px;
  padding-bottom: 7px;
}

.dropdown-menu-user-full-name {
  display: block;
  margin-bottom: 2px;
  line-height: 1;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.dropdown-menu-user-username {
  display: block;
  line-height: 1;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.dropdown-select {
  width: 280px;
}

.dropdown-menu-align-right {
  left: auto;
  right: 0;
}

.dropdown-menu-selectable {
  a {
    padding-left: 25px;

    &.is-active {
      &::before {
        content: "\f00c";
        position: absolute;
        left: 5px;
        top: 50%;
        margin-top: -7px;
        font: normal normal normal 14px/1 FontAwesome;
        font-size: inherit;
        text-rendering: auto;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
      }
    }
  }
}

.dropdown-header {
  padding-left: 5px;
  padding-right: 5px;
  color: $dropdown-header-color;
  font-size: 13px;
  line-height: 22px;
}

.dropdown-title {
  position: relative;
  margin-bottom: 10px;
  padding-left: 30px;
  padding-right: 30px;
  padding-bottom: 10px;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
  border-bottom: 1px solid $dropdown-divider-color;
  overflow: hidden;
}

.dropdown-title-button {
  position: absolute;
  top: -1px;
  padding: 0;
  color: #BFBFBF;
  font-size: 14px;
  border: 0;
  background: none;

  &:hover {
    color: darken(#BFBFBF, 15%);
  }
}

.dropdown-menu-close {
  right: 0;
}

.dropdown-menu-back {
  left: 0;
}

.dropdown-input {
  position: relative;
  margin-bottom: 10px;

  .fa {
    position: absolute;
    top: 10px;
    right: 10px;
    color: #C7C7C7;
    font-size: 12px;
    pointer-events: none;
  }
}

.dropdown-input-field {
  width: 100%;
  padding: 0 7px;
  color: #C7C7C7;
  line-height: 30px;
  border: 1px solid $dropdown-divider-color;
  border-radius: 2px;
  outline: 0;

  &:focus {
    color: $dropdown-link-color;
    border-color: rgb(58, 171, 240);
    box-shadow: 0 0 4px rgba(#000, .2);

    + .fa {
      color: $dropdown-link-color;
    }
  }

  &:hover {
    + .fa {
      color: $dropdown-link-color;
    }
  }
}

.dropdown-content {
  max-height: 200px;
  overflow-y: scroll;
}

.dropdown-footer {
  padding-top: 10px;
  margin-top: 10px;
  font-size: 13px;
  border-top: 1px solid $dropdown-divider-color;
}

.dropdown-loading {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: none;
  z-index: 9;
  background-color: rgba(#fff, .6);
  font-size: 28px;

  .fa {
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -14px;
    margin-left: -14px;
  }
}