body{max-width: 750px;margin:  0 auto;}
*{padding: 0;margin: 0;box-sizing: border-box;font-size: 0.28rem;color: #585858;}
img{display: block;width: 100%;}
.live{position: relative;}
.live>form{position: absolute;top: 0.3rem;background-color: #fff;padding: 0 0.25rem;width: 6.9rem;border-radius: 0.1rem;height: 7.06rem;margin: 0 auto;left: 0;right: 0;}
form>img:first-of-type{position: absolute;top: -0.25rem;width: 4.3rem;left: 0;right: 0;margin: 0 auto;}
form>div.form-item:first-of-type{margin-top: 1.13rem;}
form>div.form-item{margin-bottom: 0.2rem;}
form .form-item>div{position: relative;}
form>div.form-item>div>input{border:solid 1px #d5d5d5;border-radius: 0.1rem;width: 100%;line-height: 0.9rem;padding-left: 0.3rem;}
form>div.form-item:nth-of-type(-n+3) div>label{position: absolute;top: 0;line-height: 0.9rem;margin-left: 0.3rem;display: none;}
.form-radio:first-of-type{margin-right: 0.7rem;}
input[type="checkbox"]{display: inline-block;width: 18px;height: 18px;border-radius: 2px;border: solid 1px #d5d5d5;margin-right: 0.1rem;}
input[type="checkbox"]:checked::before{content: ""; display: block;width: 18px;height: 18px;background-color: #ff5500;border: 1px solid #ff5500;border: none;border-radius: 2px;}
.submit-btn{width: 100%;background-color: #ff5500;text-align: center;line-height: 0.9rem;color: #fff;border-radius: 0.1rem;cursor: pointer;}
body>div:not(.live,.fix){display: inline-block;width: 100%;text-align: center;}
.fix{position: fixed;width: 100% !important;top: 0;left: 0;right: 0;margin: auto;height: 100%;background: rgba(0, 0, 0, 0.5);display: none;}
.fix.active{display: block;}
.contain{background: #fff;width: 6.9rem;height: 8.36rem;border-radius: 0.1rem;margin: auto;text-align: center;position: absolute;top: 50%;transform: translateY(-50%);left: 0;right: 0;margin: auto;}
.fix img:first-of-type{width: 1.09rem;height: 1.09rem;margin: 0.5rem auto 0.42rem;}
.fix h2{margin-bottom: 0.54rem;color: #333333;font-size: 0.48rem;}
.fix p{color: #333333;line-height: 0.48rem;}
.fix a{width: 4.69rem;background: #fd5604;color: #fff;line-height: 0.9rem;display: block;margin: 0 auto;text-decoration: none;margin-top: 0.6rem;}
.fix img:last-of-type{position: absolute;top: -0.3rem;right: -0.3rem;width: 0.5rem;height: 0.5rem;}
.form-error-info{color: red;}