@media only screen and (min-width: 1921px) {
    html,
    body {
        background-color: #ffffff;
    }

    #wrap_all, #header {
        max-width: 1920px;
        width: 1920px;
    }

    #wrap_all {
        position: relative;
        margin: 0 auto;
        clear: both;
        outline: 1px solid #ebebeb;
    }
}