.pinyin img { float: left; margin: 0 5px; width: 90px; }
.pinyin2 { line-height: 55px; text-align: center; }
.pinyin2 a { float: left; margin: 10px 2.5%; width: 20%; font-size: 30px; color: #fff; background: #0081BB; text-decoration: none; }
.pinyin2 a:hover { background: #d30312; }
.pinyin2a { line-height: 55px; text-align: center; }
.pinyin2a a { float: left; margin: 10px 2.5%; width: calc(20% - 2px); font-size: 30px; color: #000; border: solid 1px #C9C9C9; background: #fff; text-decoration: none; }
.pinyin2a a:hover { color: #d30312; border: solid 1px #d30312; background: #fff; }
.pinyin2zm { display: inline-block; width: 350px; max-width: 100%; height: 320px; line-height: 320px; font-size: 90px; color: #fff; background: #0081BB; text-decoration: none; text-align: center; }
.pinyin2zm:hover { color: #fff; background: #d30312; }