@media only screen and (min-width: 768px) {
.three-col-middle-1000 #main-sidebar-container { width: 77%; }
.three-col-middle-1000 #main-sidebar-container #main { width: 57%; }
.three-col-middle-1000 #main-sidebar-container #sidebar { width: 25%; }
.three-col-middle-1000 #sidebar-alt { width: 18%; }
}