.forCon{ width:800px; margin:80px auto; } .forCon >p{ height: 50px; line-height: 50px; } .forCon ul{ border-bottom: 1px solid #dbdbdb; display: flex; justify-content: space-around; margin:10px 0 50px; text-align: center; } .forCon ul li{ text-align: center; font-size: 16px; } .forCon ul li.on{ border-bottom: 1px solid #000; } .forCon ul li span{ font-size: 26px; } .forCon form{ width:400px; margin:0 auto; } .forCon form label{ margin-left:20px; } .forCon form input{ height:38px; border-radius: 3px; margin-top:20px; } .forCon form img{ margin-top:10px; } .forCon form input[type="text"]{ border:1px solid #DBDBDB; width:250px; padding-left:10px; } .forCon form input[type="button"]{ width:120px; color: #fff; background: #ddd; cursor: pointer; } /*****步骤2*****/ form p.tip{ color: #777; } form p:first-child span{ color: #c10000; } form.two input[type="button"]{ background: #c10000; } form.three label{ display: inline-block; width:70px; text-align: right; } form.three input[type="button"]{ margin-left:90px; background: #c10000; } form.two,form.three{ display: none; }