Css 导航菜单项未在safari中显示，但在我将鼠标移到菜单上时正确显示子菜单

菜单项在所有浏览器中正确显示，但在safari中不显示（不可见）。当我将鼠标放在菜单上时，似乎菜单项在那里，并且正确显示子菜单。请尽快解决此问题

HTML:

---

在css中，

写在类名之前，

#

写在id之前

您还没有在css中这样做

CSS:

给你

CSS更改：

#sidenav li {
    list-style:none;
    position: relative;
    display:block;
}

这在Safari中有效。希望这有帮助。

我有用处。和#在我的css中标记，我在提交问题时已删除这些。

       sidemenu{ 
        width:200px;
    height:auto;
    margin-top:150px;

}        

sidenav ul     {
 float: left;
 padding: 0;
 border-bottom: none;
 list-style: none; 
}
sidenav li {
 list-style:none;
 position: relative;
}

sidenav li a {
 padding: 1em 2em;
 text-decoration: none;
 color:#000000;
 float: left;
/* background: -moz-linear-gradient(top, black, #3c3c3c 1px, #292929 25px);
 background: -webkit-gradient(linear, left top, left 25, from(black), color-stop(4%, #3c3c3c), to(#292929));
 border-right: 1px solid #3c3c3c;
 border-left: 1px solid #292929;
 border-top: 1px solid #545454;*/
}
sidenav li a:hover {
 background: #6666CD;
 background: -moz-linear-gradient(top, #11032e, #6666CD);
 background: -webkit-gradient(linear, left top, left bottom, from(#11032e), to(#2a0d65));
 border:2px solid #000000;
 border-radius:20px;
 color:#FFFFFF;
}
sidenav li ul {
 overflow:hidden;
 display: none;
 position: absolute;
 left: 130px;
 padding: 0; margin: 0;

}
sidenav li:hover > ul {
 display: block;
}
sidenav li ul li, #sidenav li ul li a {
 float: none;
}
sidenav li ul li {
 _display: inline; 
}
sidenav li ul li a {
 width: 120px;
 display: block;
}
sidenav li ul li ul {
 display: none;
}
sidenav li ul li:hover ul {
 left: 100%;
 top: 0;
}
sidenav li ul {  
}       

.sidemenu {
    width:200px;
    height:auto;
    margin-top:150px;
}
#sidenav ul {
    float: left;
    padding: 0;
    border-bottom: none;
    list-style: none;
}
#sidenav li {
    list-style:none;
    position: relative;
}
#sidenav li a {
    padding: 1em 2em;
    text-decoration: none;
    color:#000000;
    float: left;        
}
#sidenav li a:hover {
    background: #6666CD;
    background: -moz-linear-gradient(top, #11032e, #6666CD);
    background: -webkit-gradient(linear, left top, left bottom, from(#11032e), to(#2a0d65));
    border:2px solid #000000;
    border-radius:20px;
    color:#FFFFFF;
}
#sidenav li ul {
    overflow:hidden;
    display: none;
    position: absolute;
    left: 130px;
    padding: 0;
    margin: 0;
}
#sidenav li:hover > ul {
    display: block;
}
#sidenav li ul li, #sidenav li ul li a {
    float: none;
}
#sidenav li ul li {
    display: inline;
}
#sidenav li ul li a {
    width: 120px;
    display: block;
}
#sidenav li ul li ul {
    display: none;
}
#sidenav li ul li:hover ul {
    left: 100%;
    top: 0;
}
#sidenav li ul {
}

#sidenav li {
    list-style:none;
    position: relative;
    display:block;
}