al forwards;
animation-delay:1.7s;
}

details[open] summary ~ ul li:nth-child(18) div,details[open] summary ~ ul li:nth-child(18) div:before {
animation:sweep .5s ease-in-out normal forwards;
animation-delay:1.7s;
}

details[open] summary ~ ul li:nth-child(18):before {
animation:grow .5s ease-in-out normal forwards;
animation-delay:1.8s;
}

details[open] summary ~ ul li:nth-child(19) div,details[open] summary ~ ul li:nth-child(19) div:before {
animation:sweep .5s ease-in-out normal forwards;
animation-delay