input[type=text]{
     height: 30px;
     border:2px solid black; border-radius:6px;
     padding: 2px 2px 2px 35px;
     font-size: 16px;
     background-color: #dddddd;
     background-position: 4px center;
     background-repeat: no-repeat;
    }
}
#user {background-image: url(../webimages/user.png);}
#purson	{background-image: url(../webimages/purson.png);}
#code  {background-image: url(../webimages/syz.png);}
#email {background-image: url(../webimages/mail.png);}

input[type=text]:focus {
    background-color: #eeeeee;
}