.loader{z-index:10}.loader-spinner{border-color:#ddd;border-top-color:#0b223c;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}header .logo{justify-content:center}header #collapseMenu{margin-top:55px;display:block}@media only screen and (max-width: 768px){header #collapseMenu{display:none}}header #collapseMenu a{color:#0b223c}header #collapseMenu a.active{text-decoration:underline}