<select id="stacked-state" style=" font-family: "Microsoft YaHei";"> <option>分组一</option> <option>分组二</option> <option>分组三</option> </select>
https://github.com/yahoo/pure/issues/502
has been submitted to github
in There is a height change when using fonts in a selection, which affects customers' browsing.
My example of directly changing the official website also had deviations http://purecss.io/forms/