所有其他 div 都运行良好,但是当我到达这一点时它出于某种原因不想将其居中?我错过了什么吗?
查看图片链接。菜单项是我想要将自动边距设置为的内容。 ehigh 的边距有效,但两侧无效。
http://i.imgur.com/PckN9jX.jpg
.Menuitems {
position:absolute;
margin: 120px auto;
width:398px;
height:26px;
z-index:11;
border-style: solid;
}
#mitem1 {
position:absolute;
background-image:url(http://i.imgur.com/cyKwZQj.png);
background-repeat:no-repeat;
background-position:center;
top:0;
left:0;
width:75px;
height:26px;
z-index:6
}
#mitem1:hover {
background-image:url(http://i.imgur.com/BMHScgr.png);
background-repeat:no-repeat;
background-position:center
}
#mitem1:active {
background-image:url(http://i.imgur.com/4Y4sMtq.png);
background-repeat:no-repeat;
background-position:center
}
#mitem2 {
position:absolute;
background-image:url(http://i.imgur.com/GiAoMqC.png);
background-repeat:no-repeat;
background-position:center;
top:0;
left:77px;
width:75px;
height:26px;
z-index:7
}
#mitem2:hover {
background-image:url(http://i.imgur.com/XQKv9yC.png);
background-repeat:no-repeat;
background-position:center
}
#mitem2:active {
background-image:url(http://i.imgur.com/KQ07YMK.png);
background-repeat:no-repeat;
background-position:center
}
#mitem3 {
position:absolute;
background-image:url(http://i.imgur.com/UPERy0F.png);
background-repeat:no-repeat;
background-position:center;
top:0;
left:154px;
width:90px;
height:26px;
z-index:8
}
#mitem3:hover {
background-image:url(http://i.imgur.com/EqkUtsr.png);
background-repeat:no-repeat;
background-position:center
}
#mitem3:active {
background-image:url(http://i.imgur.com/k54mb7V.png);
background-repeat:no-repeat;
background-position:center
}
#mitem4 {
position:absolute;
background-image:url(http://i.imgur.com/QHExEjQ.png);
background-repeat:no-repeat;
background-position:center;
top:0;
left:246px;
width:75px;
height:26px;
z-index:8
}
#mitem4:hover {
background-image:url(http://i.imgur.com/BjKCQbw.png);
background-repeat:no-repeat;
background-position:center
}
#mitem4:active {
background-image:url(http://i.imgur.com/EVwDUoB.png);
background-repeat:no-repeat;
background-position:center
}
#mitem5 {
position:absolute;
background-image:url(http://i.imgur.com/oKrhDAE.png);
background-repeat:no-repeat;
background-position:center;
top:0;
left:323px;
width:75px;
height:26px;
z-index:8
}
#mitem5:hover {
background-image:url(http://i.imgur.com/gnLuhed.png);
background-repeat:no-repeat;
background-position:center
}
#mitem5:active {
background-image:url(http://i.imgur.com/iqFh66v.png);
background-repeat:no-repeat;
background-position:center
}
#menuline {
position:absolute;
background-image:url(http://i.imgur.com/4xOPK1I.png);
background-repeat:no-repeat;
background-position:center;
left:75px;
top:0;
width:2px;
height:26px
}
#menuline2 {
position:absolute;
background-image:url(http://i.imgur.com/4xOPK1I.png);
background-repeat:no-repeat;
background-position:center;
left:152px;
top:0;
width:2px;
height:26px
}
#menuline3 {
position:absolute;
background-image:url(http://i.imgur.com/4xOPK1I.png);
background-repeat:no-repeat;
background-position:center;
left:244px;
top:0;
width:2px;
height:26px
}
#menuline4 {
position:absolute;
background-image:url(http://i.imgur.com/4xOPK1I.png);
background-repeat:no-repeat;
background-position:center;
left:321px;
top:0;
width:2px;
height:26px
}
<div class="topbox">
<!-- Menu Items -->
<div class="Menuitems">
<a href="#">
<div id="mitem1"></div></a> <a href="shows.html">
<div id="mitem2"></div></a> <a href="codes.html">
<div id="mitem3"></div></a> <a href="about.html">
<div id="mitem4"></div></a> <a href="contact.html">
<div id="mitem5"></div></a>
<div id="menuline"></div>
<div id="menuline2"></div>
<div id="menuline3"></div>
<div id="menuline4"></div>
</div>
<a href="#">
<div class="divlogo"></div>
</a>
</div>
最佳答案
绝对定位使它脱离了页面流,并导致从自动边距居中不起作用。
.topbox {
position:absolute;
width:100%;
z-index:11;
}
.Menuitems {
margin: 120px auto;
width:398px;
height:26px;
border-style: solid;
}
将正确定位菜单 div。摆脱菜单项上的所有绝对位置。
我制作了这个 Plunker,它可能就是您要找的东西。 http://plnkr.co/edit/wcRaJqvg0fsPT9HcBynf?p=preview
关于html - CSS 自动边距不适用于绝对定位的元素,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/32362426/