layui-ul/source/components/element/ul-element-fixed-option/_index.scss

.ul-element-fixed-option {
    position: fixed;
    right: 0;
    bottom: 0;
    padding: 16px;
    z-index: 999;

    .item {
        text-align: center;
        margin-bottom: 16px;
        cursor: pointer;

        .icon {
            $iconSize: 30px;
            $pdddingSize: 6px;
            padding: $pdddingSize;
            box-shadow: 0 0 3px #999;
            width: calc(#{$iconSize} + #{$pdddingSize});
            height: calc(#{$iconSize} + #{$pdddingSize});
            display: inline-block;
            border-radius: 100%;
            background-color: #fff;
        }

        .title {
            margin-top: 6px;
            background-color: #fff;
            color: #666;
            padding: 3px;
            border-radius: 3px;
            font-size: 12px;
        }
    }
}