style.css

.multiple-select {
	width: 200px;
	height: 38px;
	cursor: pointer;
    display: table;
}

.multiple-select-panel-opended .layui-input {
	border-color: #16b777!important;
	box-shadow: 0 0 0 3px rgba(22,183,119,.08);
}

.multiple-select-panel-opended .layui-edge {
	margin-top: -9px;
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
}

.multiple-select-selection {
	position: relative;
	min-height: 38px;
	padding: 0px 30px 0 4px;
}

.multiple-select-selection-overflow {
	top: 0px;
    display: inline-block;
    padding-bottom: 4px;
}

.multiple-select-selection-overflow .multiple-select-selection-overflow-item{
	display: inline-block;
    max-width: 100%;
}

.multiple-select-selection-overflow 
.multiple-select-selection-overflow-item 
.multiple-select-selection-item {
	display: inline-block;
    box-sizing: border-box;
    max-width: 100%;
    height: 30px;
    margin-top: 4px;
    line-height: 28px;
    background: rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(5, 5, 5, 0.06);
    border-radius: 2px;
    transition: font-size 0.3s,line-height 0.3s,height 0.3s;
    user-select: none;
    padding-left: 8px;
    padding-right: 4px;
}

.multiple-select-selection-item-remove {
	vertical-align: middle;
}

.multiple-select-selection-item-remove:hover {
	cursor: pointer;
	color: #000;
}

.multiple-select-option {
	padding: 0 10px;
    line-height: 36px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.layui-form-select-panel-opened .layui-edge {
    margin-top: -9px;
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
}

.multiple-select-search {
	padding: 5px;
}

.multiple-select-selection-item-content {
    vertical-align: middle;
}

.multiple-select-option-selected {
	color: #409eff;
}

.multiple-select-option-selected::after {
	font-family: layui-icon;
	content: "\e605";
    position: absolute;
    top: 5px;
    right: 20px;
}