.nk-item.active{border-color:var(--nk-red);background:#fff}.nk-item.active .nk-content{max-height:1000px;transition:all .4s cubic-bezier(1,0,1,0)}.nk-item.active .nk-plus{transform:rotate(45deg)}.nk-item.active .nk-plus::before,.nk-item.active .nk-plus::after{background:var(--nk-red)}