#particles-js{background-color:#121212;position:fixed;width:100%;height:100%;top:0;left:0;padding:0;margin:0}#main-header{backdrop-filter:blur(4px)}.input-formulario{color:#555;font-weight:600}.menu-us a{display:inline-flex;align-items:center;gap:8px}.menu-us img{width:22px;height:16px;vertical-align:middle}