p{//height:40px;height:20%;font-size:30px;font-family:Microsoft YaHei;//font-weight:400;//line-height:30px;color:#333;//opacity:1;//margin-top:44px}#login,p{padding-top:2%;text-align:center}#login{//width:100%}.app{text-align:center;margin-top:50px}button{padding:10px 20px;font-size:16px;background-color:#1aad19;color:#fff;border:none;border-radius:5px}h2{margin-top:20px}