body{width:100%;height:100%;}
html{width:100%;height:100%;}
@media(min-width:767px){.navbar{padding:20px 0;-webkit-transition:background .5s ease-in-out,padding .5s ease-in-out;-moz-transition:background .5s ease-in-out,padding .5s ease-in-out;transition:background .5s ease-in-out,padding .5s ease-in-out;}
.top-nav-collapse{padding:0;}
}
.intro-section{height:100%;padding-top:150px;text-align:center;background:#fff;}
.about-section{height:100%;padding-top:150px;text-align:center;background:#eee;}
.services-section{height:100%;padding-top:150px;text-align:center;background:#fff;}
.contact-section{height:100%;padding-top:150px;text-align:center;background:#eee;}