为什么我的menu-box宽高都不对,麻烦看一下问题出在哪。图1是我的,图2是老师的
*{
margin: 0;
padding: 0;
}
@font-face{
font-family:"iconfont";
src:url("../img/font/iconfont.eot");
src:url("../img/font/iconfont.eot") format("embedded-opentype"),
url("../img/font/iconfont.woff") format("woff"),
url("../img/font/iconfont.ttf") format("truetype"),
url("../img/font/iconfont.svg#iconfog") format("svg");
}
ul{
list-style: none;
}
a{
text-decoration: none;
}
a:link,a:visited{
/*text-decoration: none;*/
color: #333;
}
body{
font-family: "微软雅黑";
color: #14191e;
}
.main{
width: 1200px;
height: 460px;
margin: 30px auto;
overflow: hidden;
position: relative;
}
.banner{
width: 1200px;
height: 460px;
overflow: hidden;
position: relative;
}
.banner-slide{
width: 1200px;
height: 460px;
position: absolute;
background-repeat: no-repeat;
display: none;
}
.slide-active{
display: block;
}
.slide1{
background-image: url("../img/bg1.jpg");
}
.slide2{
background-image: url("../img/bg2.jpg");
}
.slide3{
background-image: url("../img/bg3.jpg");
}
.button{
position: absolute;
width: 40px;
height: 80px;
left: 244px;
top: 50%;
margin-top: -40px;
background: url(../img/arrow.png) no-repeat center center;
}
.button:hover{
background-color: #333;
opacity: 0.8;
filter: alpha(opacity=80);
}
.prev{
transform: rotate(180deg);
}
.next{
left: auto;
right: 0px;
}
.dots{
position: absolute;
right: 20px;
bottom: 24px;
text-align: right;
}
.dots span{
display: inline-block;
width: 12px;
height: 12px;
line-height: 12px;
border-radius: 50%;
background-color: rgba(7,17,27,0.4);
box-shadow: 0 0 0 2px rgba(255,255,255,0.8) inset;
margin-left: 8px;
cursor: pointer;
}
.dots span.active{
box-shadow: 0 0 0 2px rgba(7,17,27,0.4) inset;
background: #fff;
}
/* 导航菜单 */、
.menu-box{
background: rgba(7,17,27,0.5);
opacity: 0.5;
width: 244px;
height: 460px;
position: absolute;
left: 0;
top: 0;
z-index: 1;
}
.menu-content{
width: 244px;
height: 454px;
position: absolute;
left: 0;
top: 0;
z-index: 2;
padding-top: 6px;
}
.menu-item{
height: 64px;
line-height: 66px;
font-size: 16px;
padding: 0 24px;
position: relative;
cursor: pointer;
}
.menu-item a:link, .menu.item a:visited{
color: #fff;
}
.menu-item a{
display: block;
border-bottom: 1px solid rgba(255,255,255,0.2);
padding: 0 8px;
height: 63px;
}
.menu-item i{
position: absolute;
right: 32px;
font-size: 24px;
top:2px;
font-family: "iconfont";
font-style: normal;
font-weight: normal;
color: rgba(255,255,255,0.5)
}
.sub-menu{
width: 730px;
height: 458px;
border: 1px solid #d9dde1;
background: #fff;
position: absolute;
left: 244px;
top: 0;
z-index: 10;
box-shadow: 0 4px 8px 0 rgba(0,0,0,0.1);
}
.inner-box{
width: 100%;
height: 100%;
background: url("../img/fe.png") no-repeat;
display: none;
}
.sub-inner-box{
width: 652px;
margin-left: 40px;
overflow: hidden;
}
.title{
color: #f01414;
font-size: 16px;
line-height: 16px;
margin:28px 0 30px 0;
font-weight: bold;
}
.sub-row{
margin-bottom: 25px;
}
.bold{
font-weight: bold;
}
.mr10{
margin-right: 10px;
}
.ml10{
margin-left: 10px;
}
.hide{
display: none;
}

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同学你好,反复查看后,发现同学的注释后多了一个"、",去掉就好了。如:

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