input:focus,
select:focus,textarea:focus{outline:-webkit-focus-ring-color auto 5px;outline-offset:-2px}本文共 157 字，大约阅读时间需要 1 分钟。
input:focus,
select:focus,textarea:focus{outline:-webkit-focus-ring-color auto 5px;outline-offset:-2px}转载于:https://www.cnblogs.com/chris-oil/p/4108147.html