lu2/theme/pure/css/common/ui/Select.css

Simple and flexible UI component library based on native HTML and JavaScript

/**
 *
 * @Select.css
 * @author zhangxinxu(.com)
 * @create 15-06-18
 * @edited 19-08-27
 *
**/

select {
    display: inline-block;
    height: 40px;
    margin: 0;
    border: 1px solid #d0d0d5;
    /* OS X padding-right无效 */
    border-right: 27px solid #d0d0d5;
    opacity: 0.0001;
    font-size: 14px;
    font-family: simsun;
    vertical-align: middle;
}

select[width="100%"] {
    width: 100%;
}

select[multiple] {
    height: auto;
    font-size: 38px;
    font-size: calc(34px - 1px);
    font-family: simsun;
    padding: 0;
    border-right-width: 1px;
    vertical-align: top;
    cursor: pointer;
}

select[multiple] > option {
    min-height: 38px;
    height: 38px;
    padding: 0;
    font-size: inherit;
}

select[multiple] > option:disabled {
    cursor: default;
}

select[hidden],
select[hidden] + .ui-select {
    display: none;
}

select[opacity="1"],
select[opacity="100%"],
select[style*="opacity:1"],
select[style*="opacity: 1"],
select[is-visible] {
    opacity: 1;
    border-right-width: 1px;
}

.ui-select {
    display: inline-block;
    height: 40px;
    line-height: 20px;
    vertical-align: middle;
    font-size: 14px;
    transition: opacity .2s;
    text-align: left;
    position: relative;
}

[multiple] ~ .ui-select {
    vertical-align: top;
}

.ui-select.active {
    z-index: 3;
}

.ui-select-button {
    display: block;
    height: 20px;
    padding: 9px 27px 9px 12px;
    color: #4c5161;
    border: 1px solid #d0d0d5;
    border-radius: 4px;
    background-color: #fff;
    text-decoration: none;
    transition: border-color .15s, background-color .15s;
    cursor: pointer;
}

.ui-select-button:hover {
    color: #4c5161;
    border-color: #ababaf;
}

:not(:disabled) + .ui-select > .ui-select-button:active {
    background-color: #f7f9fa;
}

.active > a.ui-select-button {
    border-color: #2a80eb;
    border-radius: 4px 4px 0 0;
}

.reverse > a.ui-select-button {
    border-radius: 0 0 4px 4px;
}

.ui-select-text {
    display: block;
    width: 100%;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}

.ui-select-icon,
.ui-select-text:only-child::after {
    position: absolute;
    width: 20px;
    height: 20px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cpath fill='%232a80eb' d='M145.659 68.949a12.874 12.874 0 0 0-18.473 0L99.479 97.233 71.772 68.949a12.874 12.874 0 0 0-18.473 0c-5.099 5.208-5.099 13.648 0 18.857l46.18 47.14 46.181-47.14c5.099-5.208 5.099-13.649-.001-18.857z'/%3E%3C/svg%3E") no-repeat center;
    background-size: 20px 20px;
    right: 7px;
    top: 10px;
}
.ui-select-text:only-child::after {
    content: '';
}

.ui-select-datalist {
    position: absolute;
    left: 0;
    right: 0;
    top: 39px;
    display: none;
    box-sizing: border-box;
    max-height: 306px;
    padding: 0;
    border: 1px solid #2a80eb;
    background-color: #fff;
    overflow: auto;
    overscroll-behavior: none;
    -ms-scroll-chaining: none;
}

[multiple] ~ .ui-select > .ui-select-datalist {
    position: static;
    display: block;
    max-height: none;
    height: inherit;
    border-color: #d0d0d5;
    border-radius: 4px;
    box-sizing: border-box;
}

[multiple]:hover ~ .ui-select > .ui-select-datalist {
    border-color: #ababaf;
}

[multiple]:focus ~ .ui-select > .ui-select-datalist {
    border-color: #2a80eb;
}

.ui-select-datalist::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.ui-select-datalist::-webkit-scrollbar-thumb {
    background-color: #bbb;
    border-radius: 8px;
}

.ui-select-datalist::-webkit-scrollbar-thumb:hover {
    background-color: #aaa;
}

.ui-select-datalist::-webkit-scrollbar-track-piece {
    background-color: #ddd;
}

.active > .ui-select-datalist,
.ui-select-datalist.active {
    display: block;
}

.reverse > .ui-select-datalist {
    top: auto;
    bottom: 39px;
}

.ui-select-intent {
    text-indent: 1em;
}

.ui-select-datalist-li {
    display: block;
    line-height: 20px;
    padding: 9px 12px;
    color: #4c5161;
    background-color: #fff;
    text-decoration: none;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: background-color .15s;
    overflow: hidden;
}
.ui-select-datalist-li[role="heading"] {
    font-weight: 700;
    margin: 0;
    padding-bottom: 6px;
}
.ui-select-datalist-li[href] {
    cursor: pointer;
}

.ui-select-datalist-li:not(:only-child):empty {
    display: none;
}

.ui-select-datalist-hr:not(:first-child) {
    border: 0;
    border-bottom: 1px solid #d0d0d5;
    margin: 7px 12px;
    opacity: .38;
}

/* reset default a:hover */
.ui-select-datalist-li:hover {
    color: #4c5161;
}

.ui-select-datalist > .disabled {
    color: #a2a9b6;
    cursor: default;
}

.ui-select-datalist > .selected {
    background-color: #e0f0ff;
}

.ui-select-datalist-li[href]:hover,
[multiple] ~ .ui-select .ui-select-datalist-li[href] {
    color: #4c5161;
    background-color: #f0f7ff;
}

/* disabled */
select:disabled {
    cursor: default;
}

select:disabled + .ui-select {
    opacity: .38;
}

select:disabled + .ui-select .ui-select-button,
select:disabled + .ui-select .ui-select-datalist {
    cursor: default;
    border-color: #ababaf;
}

/* error */
.error .ui-select-button,
.error[multiple] ~ .ui-select .ui-select-datalist,
select.error {
    border-color: #eb4646;
}

@media (prefers-reduced-motion: reduce) {
    .ui-select,
    .ui-select-button,
    .ui-select-datalist-li {
        transition: none;
    }
}