.mui-h5{ font-size: 14px !important; } .mui-nav { position: fixed; width: 100%; top: 0px; height: 44px; line-height: 44px; text-align: center; /*background: #22c9a8;*/ background: #FFFFFF; z-index: 333; color: #000000; /*color: #FFFFFF;*/ font-size: 17px; display: none; } .mui-nav a { position: absolute; left: 15px; line-height: 44px; color: #000000; } .mui-nav span { position: absolute; right: 15px; line-height: 44px; font-size: 13px; } /*.cont-margin{ margin-top: 54px; }*/