flaskdashboard/app/base/static/assets/scss/black-dashboard/custom/_input-group.scss

.form-group.has-danger .error,
.input-group.has-danger .error {
  color: $danger-states;
}


.form-group.has-success .error,
.input-group.has-success .error {
  color: $success;
}

@include form-control-lg-padding($padding-lg-vertical, $padding-input-horizontal);
@include input-base-padding($padding-input-vertical, $padding-input-horizontal);

.form-group.no-border,
.input-group.no-border{
    .form-control,
    .form-control + .input-group-prepend .input-group-text,
    .form-control + .input-group-append .input-group-text{

        background-color: lighten($black,1%);
        border: medium none;
        &:focus,
        &:active,
        &:active{
            border: medium none;
            background-color: lighten($black,2%);
        }
    }

    .form-control{
        &:focus{
            & + .input-group-prepend .input-group-text,
            & + .input-group-append .input-group-text{
                background-color: lighten($black,2%);
            }
        }
    }

    .input-group-prepend .input-group-text,
    .input-group-append .input-group-text{
        background-color: lighten($black,1%);;
        border: none;
    }
}

.has-error{
    .form-control-feedback, .control-label{
        color: $danger-states;
    }
}
.has-success{
    .form-control-feedback, .control-label{
        color: $success;
    }
}

.input-group-append .input-group-text,
.input-group-prepend .input-group-text {
    background-color: transparent;
    border: 1px solid lighten($black,5%);
    border-radius: $border-radius-lg;
    color: $white;

    & i{
      opacity: .5;
    }

    @include transition-input-focus-color();

    .has-danger.input-group-focus &{
        background-color: $transparent-bg;
    }

    .has-success &{
        background-color: $transparent-bg;
    }
    .has-danger .form-control:focus + &{
        color: $danger-states;
    }
    .has-success .form-control:focus + &{
        color: $success;
    }

    & + .form-control,
    & ~ .form-control{
        @include input-size($padding-base-vertical - 1, $padding-base-horizontal);
        padding-left: 18px;
    }

    i{
        width: 17px;
    }
}

.input-group-append,
.input-group-prepend .input-group-text,
.input-group-prepend .input-group-text {
    background-color: transparent;
    border: 1px solid lighten($black,5%);
    border-radius: $border-radius-lg;
    color: $white;
    margin: 0;
}

.input-group-append .input-group-text{
  border-left: none;
}
.input-group-prepend .input-group-text{
  border-right: none;
}

.input-group-focus{
    .input-group-prepend .input-group-text,
    .input-group-append .input-group-text{
        background-color: $white;
        border-color: $primary;
        background-color: $transparent-bg;
        border-color: $primary;
    }

    &.no-border{
        .input-group-prepend .input-group-text,
        .input-group-append .input-group-text{
            background-color: lighten($black,2%);
        }
    }
}

.input-group,
.form-group{
    margin-bottom: 10px;
    position: relative;

    .form-control-static{
        margin-top: 9px;
    }
}

.input-group[disabled]{
    .input-group-prepend .input-group-text,
    .input-group-append .input-group-text{
        background-color: $light-gray;
    }
}

.input-group .form-control:not(:first-child):not(:last-child), .input-group-btn:not(:first-child):not(:last-child){
    border-radius: $border-radius-lg;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-left: 0 none;
}

.input-group .form-control:first-child,
.input-group-btn:first-child > .dropdown-toggle,
.input-group-btn:last-child > .btn:not(:last-child):not(.dropdown-toggle) {
    border-right: 0 none;
}
.input-group .form-control:last-child,
.input-group-btn:last-child > .dropdown-toggle,
.input-group-btn:first-child > .btn:not(:first-child) {
    border-left: 0 none;
}
.form-control[disabled], .form-control[readonly], fieldset[disabled] .form-control {
    background-color: $black-states;
    color: $default;
    cursor: not-allowed;
}

.input-group-btn .btn{
    border-width: $border-thin;
    padding: $padding-btn-vertical  $padding-base-horizontal;
}
.input-group-btn .btn-default:not(.btn-fill){
    border-color: $medium-gray;
}

.input-group-btn:last-child > .btn{
    margin-left: 0;
}

textarea.form-control{
    max-width: 100%;
    max-height: 80px;
    padding: 10px 10px 0 0;
    resize: none;
    border: none;
    border-bottom: 1px solid lighten($black,5%);
    border-radius: 0;
    line-height: 2;

    &:focus,
    &:active{
        border-left: none;
        border-top: none;
        border-right: none;
    }
}

.has-success,
.has-danger{

    &.form-group .form-control,
    &.form-group.no-border .form-control{
        padding-right: $input-padding-horizontal + 21;
    }
}

.form.form-newsletter .form-group{
    float: left;
    width: 78%;
    margin-right: 2%;
    margin-top: 9px;
}

.input-group .input-group-btn{
    padding: 0 12px;
}

// Input files - hide actual input - requires specific markup in the sample.
.form-group input[type=file] {
  opacity: 0;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
}

.form-text{
    font-size: $font-size-sm;
    color: rgba($white,0.8);
}

.form-control-lg{
    padding: 0;
    font-size: inherit;
    line-height: 0;
    border-radius: 0;

    .form-control {
      height: calc(2.875rem + 2px);
    }
}

.form-horizontal{
    .col-form-label,
    .label-on-right{
        padding: 10px 5px 0 15px;
        text-align: right;
        max-width: 180px;
    }

    .checkbox-radios{
        margin-bottom: 15px;

        .form-check:first-child{
           margin-top: 8px;
       }
    }

    .label-on-right{
        text-align: left;
        padding: 10px 15px 0 5px;
    }

    .form-check-inline{
        margin-top: 6px;
        .form-check-label{
          margin-right: 1.5rem;
        }
    }
}

.search-bar{
    margin-left: $margin-lg-vertical;
      .btn{
        margin: 0;
      }
       &.input-group{
           border-radius: 25px;
           z-index: 4;
           margin-bottom: 0;
           height: 43px;
           padding-right: 5px;
           .input-group-addon{
              padding: 10px;
               background: transparent;
               border: none;
               color: rgba(255, 255, 255, 0.7);

           }

           i{
               font-size: 20px;
               color: $white;
               margin-top: 0 !important;
           }
           input{
               background: transparent;
               border:none !important;
               border-radius: 0;
               padding: 12px !important;
               font-size: 12px;
               opacity: 0.5;
               &:focus{
                   background: transparent;
               }
           }
           .form-control{
               opacity: 1;
               color: $white;
               &::placeholder{
                 color: white;
               }
           }
       }
   }

   .modal-search .modal-dialog{
     max-width: 1000px;
     margin: 20px auto;
     .form-control{
       border: none;
       color: $black;
       &::placeholder{
         color: $black;
       }
     }
   }

.input-group-prepend{
  margin-right: 0;
}
.input-group-prepend,
.input-group-append {
  .tim-icons {
    font-size: $font-paragraph;
  }
}