@media (min-width: 768px) and (max-width: 991px) {
.nav > li > a{ padding:10px 8px; font-size:12px;}
.navbar-nav > li > a{ font-size:11px !important;}
.position-1{ left:37px; top:40px;}
.position-2{ left:460px; top:40px;}
.position-3{ left:545px; top:40px;}
header img{ width:100%; margin:auto; display:table;}
}