Merge branch 'csc'

Demo

2024-02-19 b5eec4dc738e4abc20c652c041fa7b17ba0e636f

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.clearfix() {
    zoom: 1;
    &:before,
    &:after {
        content: "";
        display: table;
    }
    &:after {
        clear: both;
        visibility: hidden;
        font-size: 0;
        height: 0;
    }
}