.topic{width:100%;height:100vh;min-height:12.8rem;position:relative;overflow: hidden;background-image: url("bg.jpg");background-size:100% auto;background-position:top;background-repeat: no-repeat;background-color: #63C3D1}
.topic img{display: block;max-width: 100%}
.topic input{outline: none}
.form{width: 5.8rem;height:4rem;position: absolute;bottom:1.5rem;left: 0.3rem;padding:0.5rem 0.4rem 0}
.form .input{overflow:hidden;margin-top:0.26rem;width:5rem;color:#333;background:#fff;border-radius:0.1rem;font-size: 0.26rem;line-height: 0.8rem;padding-left:0.2rem;border:1px solid #333}
.form .input .title{height: 0.8rem;font-size:0.25rem;float: left}
.form .input .title-name{width:0.8rem}
.form .input .title-phone{width:1.3rem}
.form .input input{color:#666;display:block;background:none;line-height: 0.8rem;height: 0.8rem;font-size: 0.26rem;width: 3rem}
.form .submit{width:86%;height: 0.8rem;line-height:0.8rem;text-align:center;font-size:0.28rem;font-weight:bold;margin:0.38rem auto;background:#FFF9B1;border-radius:0.1rem;overflow:hidden;box-shadow:0.04rem 0.08rem 0.06rem #1191A9}