* {
    margin:0;
    padding:0;
}
body{
    background-image:url(../images/ylslogin.png);
    background-repeat: no-repeat;
}
#loginmain{
    width:350px;
    height:400px;
    margin:0 auto;
    margin-top:20px;
    border:3px double #ff6a00;
    background-color:rgba(255,255,255,0.5);
}
.logintop{
    width:100%;
    height:100px;
    text-align:center;
    color:#1d2b9b;
    padding-top:50px;
}
.login{
    width:100%;
    height:280px;
}
.login table{
    margin:0 auto;
}
.login tr{
    width:80%;
    line-height:50px;  
}
#lusrName{
    width:180px;
    height:31px;
    padding-left:35px;
    background-image:url(../images/username.png);
    background-repeat:no-repeat;
    background-position:0 0;
    border:none;
}
#lpasWord{
    width:180px;
    height:31px;
    padding-left:35px;
    background-image:url(../images/password.png);
    background-repeat:no-repeat;
    background-position:0 0;
    border:none;
}
#lyanzhen{
    width:100px;
    height:31px;
    border:none;
    padding-left:10px;
}
#vcImg{
    width:100px;
    height:35px;
    margin-top:20px;
}
#denglu{
    width:221px;
    height:40px;
    background-color:cornflowerblue;
    color:white;
    font-size:16px;
    border:none;
    cursor: pointer;
}