📅  最后修改于: 2022-03-11 15:02:00.036000             🧑  作者: Mango
.flyout {
position: absolute;
width: 1000px;
height: 450px;
background: red;
overflow: hidden;
z-index: 10000;
display: none;
}
#menu:hover + .flyout {
display: block;
}