.abrir-modal{background-color:#000000b3;position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000}.animacion{animation-duration:2s;animation-fill-mode:both;-webkit-animation-duration:2s;-webkit-animation-fill-mode:both}.fadeIn{animation-name:fadeIn;-webkit-animation-name:fadeIn}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@-webkit-keyframes fadeIn{0%{opacity:0}to{opacity:1}}.menu-item{text-decoration:none;color:#333;padding:10px;display:inline-block;transition:background-color .3s ease}.menu-item:hover{background-color:#ddd}.collapsible-menu{display:flex;flex-direction:column}.menu-toggle{background-color:#333;color:#fff;padding:10px;border:none;cursor:pointer}.menu-list{list-style-type:none;margin:0;padding:0}.menu-list a{text-decoration:none;color:#333;padding:10px;display:block;background-color:#eee;border-bottom:1px solid #ccc}