body {
    width: 1200px;
    padding: 0px 15px;
    margin: 0 auto;
    overflow-x: hidden;
}

/*==== mediaQueries ====*/
@media all and (max-width: 1200px) {
    body {
            width: calc(100% - 30px);
    }
}
@media all and (max-width: 992px) {

}
@media all and (max-width: 768px) {

}