body{padding-top:40px}#main-header{width:90%;left:5%;border-radius:10px;box-shadow:0 4px 10px rgba(0,0,0,0.1)}.secondary-menu{background-color:#f9f9f9;text-align:center;padding:6px 0;font-family:'Poppins',sans-serif;border-bottom:1px solid #ddd;position:relative;z-index:99}.secondary-menu a{color:#333;margin:0 18px;text-decoration:none;font-weight:500;font-size:14px;transition:color 0.3s,border-bottom 0.3s}.secondary-menu a:hover{color:#0073e6;border-bottom:2px solid #0073e6;padding-bottom:2px}@media (max-width:768px){.secondary-menu{padding:8px 0;font-size:13px}.secondary-menu a{display:block;margin:6px 0}}