proekton.com/assets/lib/proekton-components/css/select-box.css

.no-select {
    -webkit-touch-callout: none; /* iOS Safari */
    -webkit-user-select: none; /* Chrome/Safari/Opera */
    -moz-user-select: none; /* Firefox */
    -ms-user-select: none; /* Internet Explorer/Edge */
    user-select: none;
}

.select-box-container {
    display: block;
}

.select-box-header {
    white-space: nowrap;
    word-wrap: break-word;
}

.header{
    font-size: 12pt;
    color: black;
}

.select-box-header .header {
    display: inline-block;
    text-overflow: ellipsis;
    overflow: hidden;
    word-wrap: break-word;
    vertical-align: bottom;
    max-width: 220px;
}

.select-box-header .fa {
    color: #5e5e5e;
    position: relative;
    /*top: -3px;*/
}

.select-box-header .fa:hover {
    cursor: pointer;
}

.select-box-bottom {
    clear: both;
}

.select-box-results, .select-box-options {
    position: absolute;
    z-index: 99999;
    opacity: 0.95;
}

.box-wrapper {
    display: block;
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid #cccccc;
    /*border-right: 1px solid #cccccc;*/
    /*border-left: 1px solid #cccccc;*/
    background-color: #F2F2F2;
    box-shadow: 12px 12px 10px -6px rgba(0, 0, 0, .2);
}

.select-box-results input[type=checkbox] {
    margin: 0 5px 0 5px;
}

.select-box-results .header {
    font-size: 8pt;
    color: #757575;
    pointer-events: none;
}

.select-box-results, .select-box-options li, ul {
    margin: 0;
    padding: 0;
}
.select-box-options ul {
    border-right: 1px solid #cccccc;
}

.select-box-results ul:last-child{
    border-bottom: none;
}

.select-box-results li, .select-box-options li {
    padding: 2px 10px;
    border-bottom: 1px solid #cccccc;
    list-style: none;
    font-size: 9pt;
    color: #494546;
}

.select-box-results label, .select-box-options label,
.select-box-results li, .select-box-options li {
    cursor: pointer;
    display: inline-block;
    font-weight: normal;
    width: 100%;
}

.select-box-results li:hover, .select-box-options li:hover {
    background-color: #dcdcdc;
    border-left: 2px solid red;
    color: #0e0e0e;
}
.select-box-search{
    position: relative;
}

input.select-box-search {
    height: 51px;
    width: 100%;
    border: 1px solid #cccccc;
    outline: none;
    padding: 5px 40px 5px 20px;
    background: url("../img/zoom.svg") no-repeat right;
    background-size: 40px 40px;
    background-color: white;
    margin-bottom: -1px;
}

input.select-box-search.active{
    border: 1px solid #FF0029;
}

input.select-box-search:-webkit-autofill,
input.select-box-search:-webkit-autofill:hover,
input.select-box-search:-webkit-autofill:focus,
input.select-box-search:-webkit-autofill {
    /*border: 0;*/
    /*-webkit-text-fill-color: black;*/
    /*-webkit-box-shadow: 0 0 0 1000px transparent inset;*/
    transition: background-color 5000s ease-in-out 0s;
}

.select-box-results .main-part {
    display: block;
    border-right: 1px solid #cccccc;
}

.select-box-results .other-part {
    border-right: 1px solid #cccccc;
    border-top: 1px solid #000000;
    color: darkgray;
}

.select-box-results .other-header {
    color: #000;
    font-weight: bold;
    margin-left: 10px;
}

/*???*/
.select-box-options .box-wrapper, .select-box-results {
    min-width: 300px;
    max-width: 400px;
}

button.button-add {
    box-shadow: none;
    border: none;
}

.button-add {
    position: absolute;
    top: 54px;
    right: 0;
    z-index: 999;
    font-family: Myriad;
    font-weight: normal;
    font-style: normal;
    font-size: 10pt;
    -moz-border-radius: 15px; /* Firefox */
    -webkit-border-radius: 15px; /* Safari 4 */
    border-radius: 15px; /* IE 9, Safari 5, Chrome */
    background-color: #FF0029;
    padding: 4px 15px 2px 15px;
    text-decoration: none;
    color: white;

}

.highlight {
    color: #FF0029;
}

#component-preloader {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background: #9fa4a4;
    opacity: 0.2;
    z-index: 100500;
}

#component-preloader .spinner {
    width: 32px;
    height: 32px;
    position: absolute;
    left: 50%;
    top: 50%;
    background: url('../img/ajax-loader.gif') no-repeat 50% 50%;
    margin: -16px 0 0 -16px;
}