form {
    max-width: 500px;
    /*padding: 15px;
    margin: 0 auto;*/
    border: 1px solid #dddddd;
    border-radius: 10px;
    box-shadow: 5px 5px 5px #aaaaaa;
    margin-left: auto;
    margin-right: auto;
    margin-top: 50px;
    /*内边距*/
    padding: 20px 40px;
}
form .form-control {
    position: relative;
    margin:auto;
    height: auto;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding: 10px;
    font-size: 16px;
}
form .form-control:focus {
    z-index: 2;
}

form .password_input{
    border: none;
    outline: none;
}

/*input:invalid{
    border:2px dashed red;
}*/


.form-login {
    max-width: 500px;
    /*padding: 15px;
    margin: 0 auto;*/
    border: 1px solid #dddddd;
    border-radius: 10px;
    box-shadow: 5px 5px 5px #aaaaaa;
    margin-left: auto;
    margin-right: auto;
    margin-top: 50px;
    /*内边距*/
    padding: 20px 40px;
}
.form-login .form-control {
    position: relative;
    margin:auto;
    height: auto;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding: 10px;
    font-size: 16px;
}
.form-login .form-control:focus {
    z-index: 2;
}
.form-login input[type="text"] {
    margin-top:10px;
    margin-bottom: -1px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
}
.form-login input[type="password"] {
    margin-bottom: 10px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}
.form-login button[type="submit"]{
    float:right;
}
.form-login button[type="reset"]{
    border: 1px solid #dddddd;
}
.loadform {
    width: 500px;
    border: 1px solid #dddddd;
    border-radius: 10px;
    box-shadow: 5px 5px 5px #aaaaaa;
    margin-left: auto;
    margin-right: auto;
    margin-top: 100px;
    /*内边距*/
    padding: 20px 40px;
}
.loadform h1 {
    text-align: center;
    margin-top: 10px;
}

.form-register{
    max-width: 500px;
    border: 1px solid #dddddd;
    border-radius: 10px;
    box-shadow: 5px 5px 5px #aaaaaa;
    margin-left: auto;
    margin-right: auto;
    margin-top: 50px;
    /*内边距*/
    padding-left: 40px;
    padding-right: 40px;
    padding-top:20px;
    padding-bottom: 20px;
}
.form-register .form-control{
    position: relative;
    margin:auto;
    height: auto;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding: 5px;
    font-size: 14px;
}
.form-register button[type="submit"]{
    float:right;
}
.form-register button[type="reset"]{
    border: 1px solid #dddddd;
}