html{   
    width: 100%;   
    height: 100%;   
    overflow: hidden;   
    /*font-style: sans-serif;   */
}   
body{   
    width: 100%;   
    height: 100%;   
    font-family: 'Open Sans',sans-serif;   
    margin: 0;   
    background-color: #111111; 
}   
#login{
    position: absolute;   
    top: 50%;   
    left:50%;   
    margin: -150px 0 0 -150px;   
    width: 350px;   
    height: 350px;   
    z-index: 9999;
}
#register{
 position: absolute;   
    top: 50%;   
    left:50%;   
    margin: -150px 0 0 -150px;   
    width: 350px;   
    height: 350px;   
    z-index: 9999;
    display: none; 


}
#1{
    border: 1px solid;



}
h1{   
    color: #fff;   
    text-shadow:0 0 10px;   
    letter-spacing: 1px;   
    text-align: center;   
}   
form{
   text-align: center;                  /*(让div中的内容居中)*/
} 
input{   
    
    width: 278px;   
    height: 18px;   
    margin-bottom: 10px;   
    outline: none;   
    padding: 10px;   
    font-size: 13px;
    text-indent: 10px; 
    letter-spacing: 1px;
    color: #fff;      
    border-top: 1px solid #312E3D;   
    border-left: 1px solid #312E3D;   
    border-right: 1px solid #312E3D;   
    border-bottom: 1px solid #56536A;   
    border-radius: 4px;   
    background-color: #111111;   
}   
.but{   
    width: 145px;   
    min-height: 20px; 
    left: 25px  ;
    background-color: #111111;   
    border: 1px solid #3762bc;   
    color: #fff;   
    padding: 9px 14px;   
    font-size: 15px;   
    line-height: normal;   
    border-radius: 5px;   
    margin: 0;   
} 
.but2{   
    width: 145px;   
    min-height: 20px;
    background-color: #111111;   
    border: 1px solid #3762bc;   
    color: #fff;   
    padding: 9px 14px;   
    font-size: 15px;   
    line-height: normal;   
    border-radius: 5px;   
    margin: 0;   
}