.unit-convert-box{-ms-flex-wrap:wrap;flex-wrap:wrap;gap:10px}.unit-convert-box,.unit-group{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center}.unit-group{min-width:180px;-ms-flex-negative:0;flex-shrink:0}.num-input{width:80px}.unit-input{width:80px;margin-left:5px}.split{margin:0 5px;font-size:16px;color:#999}