.dropdown-container{display:inline-block;position:relative}.dropdown-btn{padding:8px 12px;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center}.dropdown-menu{display:none;position:absolute;left:50%;transform:translateX(-50%);background:#fff;padding:8px 0;border:1px solid #ddd;border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,.1);z-index:1000000;min-width:60px}.dropdown-item{padding:8px 12px;text-align:center;cursor:pointer;opacity:0;transform:translateY(-10px)}.dropdown-item:hover{background:#f8f8f8}.dropdown-container:hover .dropdown-menu{display:block}.dropdown-container:hover .dropdown-item{animation:dropItem .3s ease forwards}.dropdown-container:hover .dropdown-item:first-child{animation-delay:.05s}.dropdown-container:hover .dropdown-item:nth-child(2){animation-delay:.15s}.dropdown-container:hover .dropdown-item:nth-child(3){animation-delay:.25s}@keyframes dropItem{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.nav-tab-item1 .nav-link-item div{display:inline-block;transition:transform .2s ease}@keyframes jump{0%{transform:translateY(0)}50%{transform:translateY(-8px)}80%{transform:translateY(8px)}}.nav-tab-item1 .nav-link-item div:hover{animation:jump .6s ease}