src/app/common-components/multiselect-dropdown/multiselect.component.scss

$base-color: #0079FE;

.cuppa-dropdown{
    position: relative;
}
.c-btn{
    display: inline-block;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 3px;
    font-size: 14px;
    color: #333;
}
.c-btn:focus{
        outline: none;
    }
.selected-list{
    .c-list{
        float: left;
        padding: 0px;
        margin: 0px;
        .c-token{
            list-style: none;  
            padding: 0px 5px;
            background: $base-color; 
            color: #fff;
            border-radius: 2px;
            margin-right: 4px;
            float: left;
            width: auto;
            .c-label{
                display: block;
                float: left;
                width: auto;
                white-space: nowrap;
                text-overflow: ellipsis;
                overflow: hidden;
                cursor: default;
            }
            .fa-remove{
                margin-left: 1px;
                font-size: 12px;
            }
            .fa-remove:hover{
                cursor: pointer;
            }
        }
    }
    .fa-angle-down, .fa-angle-up{
        font-size: 15pt;
        position: absolute;
        right: 10px;
        top: 25%;
    }
     .amuount{
    
        position: absolute;
        right: 35px;
        top: 25%;
    }
    div{
        width: 100%;
        padding: 10px;
    }
}
.dropdown-list{
    position: absolute;
    padding-top: 14px;
    width: 100%;
    z-index: 9999;
    ul{
        padding: 0px;
        list-style: none;
        overflow: auto;
        margin: 0px;
        li{
            padding: 10px 10px;
            cursor: pointer;
            text-align: left;
        }
        li:first-child{
            padding-top: 10px;
        }
        li:last-child{
            padding-bottom: 10px;
        }
        li:hover{
            background: #f5f5f5;
        }
    }
    ul::-webkit-scrollbar{
        width: 8px;
    }
    ul::-webkit-scrollbar-thumb{
        background: #cccccc;
        border-radius: 5px;
    }
    ul::-webkit-scrollbar-track{
        background: #f2f2f2;
    }
}
.arrow-up {
  width: 0; 
  height: 0; 
  border-left: 13px solid transparent;
  border-right: 13px solid transparent;
  border-bottom: 15px solid #fff;
  margin-left: 15px;
  position: absolute;
  top: 0;
}
.list-area{
    border: 1px solid #ccc;
    border-radius: 3px;
    background: #fff;
    margin: 0px;
    box-shadow: 0px 1px 5px #959595;
}
.select-all{
    padding: 10px;
    border-bottom: 1px solid #ccc;
    text-align: left;
}
.list-filter{
    border-bottom: 1px solid #ccc;
    position: relative;
    input{
        border: 0px;
        width: 100%;
        height: 35px;
        padding: 0px 0px 0px 35px;
    }
    input:focus{
        outline: none;
    }
    .fa{
        position: absolute;
        top: 10px;
        left: 13px;
        color: #888;
    }
}
.pure-checkbox input[type="checkbox"] {
  border: 0;
  clip: rect(0 0 0 0);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
}
.pure-checkbox input[type="checkbox"]:focus + label:before,
.pure-checkbox input[type="checkbox"]:hover + label:before
 {
  border-color: $base-color;
  background-color: #f2f2f2;
}
.pure-checkbox input[type="checkbox"]:active + label:before {
  transition-duration: 0s;
}
.pure-checkbox input[type="checkbox"] + label{
  position: relative;
  padding-left: 2em;
  vertical-align: middle;
  user-select: none;
  cursor: pointer;
  margin: 0px;
  color: #000;
}
.pure-checkbox input[type="checkbox"] + label:before{
  box-sizing: content-box;
  content: '';
  color: $base-color;
  position: absolute;
  top: 50%;
  left: 0;
  width: 14px;
  height: 14px;
  margin-top: -9px;
  border: 2px solid $base-color;
  text-align: center;
  transition: all 0.4s ease;
}
.pure-checkbox input[type="checkbox"] + label:after{
  box-sizing: content-box;
  content: '';
  background-color: $base-color;
  position: absolute;
  top: 50%;
  left: 4px;
  width: 10px;
  height: 10px;
  margin-top: -5px;
  transform: scale(0);
  transform-origin: 50%;
  transition: transform 200ms ease-out;
}
.pure-checkbox input[type="checkbox"]:disabled + label:before{
  border-color: #cccccc;
}
.pure-checkbox input[type="checkbox"]:disabled:focus + label:before
.pure-checkbox input[type="checkbox"]:disabled:hover + label:before{
  background-color: inherit;
}
.pure-checkbox input[type="checkbox"]:disabled:checked + label:before{
  background-color: #cccccc;
}
.pure-checkbox input[type="checkbox"] + label:after{
  background-color: transparent;
  top: 50%;
  left: 4px;
  width: 8px;
  height: 3px;
  margin-top: -4px;
  border-style: solid;
  border-color: #ffffff;
  border-width: 0 0 3px 3px;
  border-image: none;
  transform: rotate(-45deg) scale(0);
}
.pure-checkbox input[type="checkbox"]:checked + label:after{
  content: '';
  transform: rotate(-45deg) scale(1);
  transition: transform 200ms ease-out;
}
.pure-checkbox input[type="radio"]:checked + label:before{
  animation: borderscale 300ms ease-in;
  background-color: white;
}
.pure-checkbox input[type="radio"]:checked + label:after{
  transform: scale(1);
}
.pure-checkbox input[type="radio"] + label:before{
  border-radius: 50%;
}
.pure-checkbox input[type="checkbox"]:checked + label:before{
  animation: borderscale 200ms ease-in;
  background: $base-color;
}
.pure-checkbox input[type="checkbox"]:checked + label:after{
  transform: rotate(-45deg) scale(1);
}
@keyframes borderscale {
  50% {
    box-shadow: 0 0 0 2px $base-color;
  }
}