会员注册CSS代码：
@charset "UTF-8";
*{
padding: 0px;
margin: 0px;
}
body{
background-image: linear-gradient(to bottom right, blue,#c9dded,#ededed);
background-position: center;
background-attachment: fixed;
}
form{
width: 380px;
height: 450px;
margin: 90px auto;
border-radius: 15px;
background-color: rgba(255,255,255,0.7);
}
form>div{
width: 380px;
height: 50px;
line-height: 50px;
}
form div div{
height: 50px;
line-height: 50px;
}
form div div:nth-child(1){
width: 145px;
float: left;
}
form div div:nth-child(2){
width: 235px;
float: left;
padding-left: 10px;
box-sizing: border-box;
}
.head{
font-size: 20px;
text-align: center;
}
form div div:nth-child(1) label{
padding-left: 40px;
}
.i-input{
width: 175px;
height: 24px;
}
#female{
margin-left: 50px;
}
.date{
width: 30px;
}
form div:nth-child(8){
text-align: center;
}
a{
color: red;
}
form div:nth-child(9){
text-align: center;
}
form div:nth-child(9) input{
width: 135px;
margin: 10px;
}
HTML部分：https://blog.csdn.net/jasmyn518/article/details/110113799
JS部分：https://blog.csdn.net/jasmyn518/article/details/110115995