移動端1px實現方式css
&-name::after{ content:""; position: absolute; bottom: 0; left: 0; right: 0; border-bottom: 1px solid #e1e1e1; -webkit-transform-origin: 0 0; transform-origin: 0 0; -webkit-transform: scaleY(0.5); transform: scaleY(0.5); }