body{
    margin: 0;
    padding: 0;
}

.main_container{
    clear: both;
    float: left;
    display: block;
    width: 100%;
    height: 650px;
    max-width: 1630px;
    background-image: url(../image/wallpaper.webp);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;

}