body.login{
    background: url("img/background/so-luong.png") no-repeat center center;
}
#login h1 a {
    background: url("img/logo-hostingviet.png") no-repeat center center !important;
    width: 100%;
}
.login form{
    box-shadow: 2px -1px 3px 4px #dddddd;
    border-radius: 10px;
}