.back-to-top{display:none;position:fixed;right:30px;bottom:30px;z-index:99}nav .navbar-nav{margin-left:auto}nav img{height:40px}nav h1{color:#2460ab;font-size:30px;display:inline}nav .nav-link{font-size:18px}.page-header-contact{background:linear-gradient(to bottom,rgba(255,255,255,.9),rgba(255,255,255,.1)),url(img/bg_contact.webp);background-size:cover;padding-top:12rem;padding-bottom:6rem}.container-xxl{margin-top:-300px}.contact-us{z-index:9999;position:fixed;bottom:20px;left:10px;transition:bottom .3s ease-in-out}.contact-us img{width:140px}.contact-us:hover{bottom:25px}@media only screen and (max-width:760px){nav .navbar-nav{text-align:right}nav img{height:30px}nav h1{font-size:18px;margin-left:10px;margin-right:10px}.back-to-top{right:10px;bottom:10px}.page-header-contact{background-position:80%}.container-xxl{margin-top:-50vh}.contact-us{bottom:15px;left:15px}.contact-us img{width:100px}}