.el-select-dropdown.is-multiple .el-select-dropdown__item.selected::after {
    left: 1.28rem;
    top: 0.25em;
    z-index: 1;
    color: #fff;
}

.el-select-dropdown.is-multiple .el-select-dropdown__item.selected .check {
    background-color: #409eff;
}

.el-select-dropdown.is-multiple .el-select-dropdown__item .check {
    display: inline-block;
    position: relative;
    border: 1px solid #dcdfe6;
    border-radius: 2px;
    box-sizing: border-box;
    width: 0.875rem;
    height: 0.875rem;
    vertical-align: middle;
    margin-right: 10px;
    transition: border-color 0.25s cubic-bezier(0.71, -0.49, 0.26, 1.46), background-color 0.25s cubic-bezier(0.71, -0.49, 0.26, 1.46);
}