body{
    font-family: "Arial", "Verdana", "微軟正黑體", "新細明體";
}
.bg{
    background-image: url(../image/bg.png);
    background-size: cover;
    overflow-x: hidden;
    height: 80%;
}
.login_header{
    background-image: url(../image/login.png);
    width: 800px;
    height: 110px;
    /*border-radius: 10px 10px 0px 0px;*/
}
.login_margin_top{
    margin-top: 100px;
}
.login_block{
    margin: 0 auto;
    width: 800px;
    height: 380px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow:4px 4px 3px rgba(20%,20%,40%,0.5);
}
.login_header_title{
    float:left;
    font-size: 36px;
    padding: 25px 0 0 20px;
    color: #fff;
    font-weight: bold;
}

.login_header_title a {
    color: white;
    text-decoration: none;
}

@media (max-width:420px) {
    .bg{
        background-image: url(../image/bg_mobile.png);
    }
}