*{margin:0;padding:0;}
body{background: url('../Images/loginback.jpg') no-repeat;background-size: 100% 100%;height: auto;width: 100%;height: 100%;background-attachment: fixed;position: relative;}
.heard{height: 60px;background: rgba(0,0,0,0.2);line-height: 60px;}
.heard>h3{padding-left: 20px;color: #fff}
.content{}
.login_kuang{width: 400px;height: 300px;margin:12% auto;background-color: #fff;border-radius: 5px;}
.login_kuang>p{text-align: center;padding:15px 0;font-size: 18px;letter-spacing:5px;border-bottom:1px solid #ccc;}
.login_user{text-align: center;margin:25px 0;position: relative;}
.login_user>input{width: 225px;height: 30px;border-radius: 5px;border:1px solid #ccc;}
.login_user_i{position: absolute;right: 95px;top:5px;}
.login_password{text-align: center;margin:25px 0;position: relative;}
.login_password>input{width: 225px;height: 30px;border-radius: 5px;border:1px solid #ccc;}
.login_password_i{position: absolute;right: 95px;top:5px;}
.login_submit{text-align: center;}
.login_submit>button{width: 100px;height: 30px;border:1px solid #008151;background-color: #008151;color: #fff;border-radius: 5px;cursor: pointer;}
.login_footer{height: 100px;border:1px solid red;}