@include b(tabs) {
    @include e(item) {
        box-sizing: border-box;
        position: relative;
        display: inline-block;
        height: 40px;
        line-height: 40px;
        min-width: 104px;
        padding: 0 15px;
        font-size: 12px;
        color: #333;
        text-align: center;
        cursor: pointer;
    }

    @include m(card) {
        & > .el-tabs__header {
            .el-tabs__nav {
                border: none;
            }
            .el-tabs__item {
                border: 1px solid #D9D9D9;
                &:first-child {
                    border-left: 1px solid #D9D9D9;
                }
            }
        } 
        .el-tabs__item {
            margin-right: 2px;
            border: 1px solid #D9D9D9;
            border-bottom: none;
            border-radius: 4px 4px 0 0;
            background: #FAFAFA;
            &.is-active {
                background: #fff;
            }
        }
    }
}