After using the carousel image on the page, the carousel area cannot be aligned with the main content area. Please help me!

Question

<!DOCTYPE html> <html lang="en"> <head>     <meta charset="UTF-8">     <style&

葛佬 · Answer

网站首页布局

;

"

Product List

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,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Product 2

葛佬 · Answer

body {
    padding: 0;
    margin: 0;
}
/*头部样式*/
.header {
    background-color: lightblue;
}
/*头部内容区*/
.header .content {
    width: 90%;
    background-color: lightblue;
    margin: 0 auto;
    height: 60px;
}
/*头部中的导航*/
.header .content .nav {
    /*清空ul默认样式*/
    margin: 0;
    padding: 0;
}
/*去掉头部中的导航子项样式*/
.header .content .nav .item {
    list-style: none;
}
/*设置头部中的导航自相中包含的超链接*/
.header .content .nav .item a {
    float: left;/*设置为向左浮动*/
    min-width: 80px;
    min-height: 60px;
    /*水平居中*/
    text-align: center;
    /*垂直居中*/
    line-height: 60px;
    /*导航前景色*/
    color: white;
    padding: 0 15px;/*上下为0，左右为15*/
    /*去掉a标签的默认下划线*/
    text-decoration: none;
}

.header .content .nav .item a:hover {
    background-color: red;
    font-size: 1.1rem;
}
/*设置轮播图*/
.slider {
    width: 90%;
    margin: 0 auto;
}
/*轮播css设置*/
#flash {
    width:900%;
    height: 535px;
    margin: 0 auto;
}
#flash #play {
    width:100%;
    height: 535px;
    list-style: none;
    position:relative;
    top:0;
    left:0;
}
#flash #play li {
    display: none;
    position:absolute;
    top:0;
    left:0;
}
#flash #play li img {
    float: left;
}
#button {
    position: relative;
    bottom:20px;
    left:40%;
    list-style: none;
    padding: 0 0;
}
#button li {
    margin-left: 10px;
    float: left;
}
#button li div {
    width:12px;
    height: 12px;
    background:#DDDDDD;
    border-radius: 6px;
    cursor: pointer;
}
#prev {
    width:40px;
    height:63px;
    background:url(images/beijing.png) 0 0;
    position: absolute;
    top:50%;
    left:10px;
    z-index: 1000;
}
#next {
    width:40px;
    height:63px;
    background:url(images/beijing.png) -40px 0;
    position: absolute;
    top:50%;
    right:10px;
    z-index: 1000;
}
#prev:hover {
    background:url(images/beijing.png) 0 -62px;
}
#next:hover {
    background:url(images/beijing.png) -40px -62px;
}
/*设置商品列表样式*/
.left {
    box-sizing: border-box;
    padding: 10px;
    border: 1px solid #555555;
}

.left h1 {
    color: #555;
    font-size: 1.3rem;
    border-bottom: 1px solid #555555;
}

.left ul {
    margin-top: 20px;
    padding: 0;
}

.left ul li {
    list-style: none;
    padding: 10px 20px;
}

.left ul li a {
    text-decoration: none;
    color: #555555;
}
.left ul li a:hover {
    color:  coral;
    text-decoration: underline;
    cursor: pointer;
}
/*主体使用圣杯来实现*/
/*第一步: 设置主体的宽度*/
.container {
    width: 90%;
    background-color: lightgray;
    margin: 5px auto;
    /*border: 5px dashed black;*/
}

/*第二步: 将中间内容区, 左侧和右侧的宽高进行设置*/
.left {
    width: 200px;
    min-height: 500px;
    /*background-color: lightgreen;*/
}

.right {
    width: 200px;
    min-height: 500px;
    /*background-color: lightcoral;*/
}

.main {
    width: 100%;
    /*background-color: lightblue;*/
    min-height: 500px;
}

/*第三步: 将主体,左, 右全部浮动*/
.main, .left, .right {
    float: left;
}

.container {
    overflow: hidden;
}

/*第四步: 将左右区块移动到正确的位置上*/
.main {
    /*设置一个盒模型的大小的计算方式, 默认大小由内容决定*/
    box-sizing: border-box;
    padding-left: 200px;
    padding-right: 200px;
}

.left {
    margin-left: -100%;
}
.right {
    box-sizing: border-box;
    padding: 10px;
    border: 1px solid #555555;
    margin-left: -200px;
}

.right h1 {
    color: #555;
    font-size: 1.3rem;
    border-bottom: 1px solid #555555;
}

.right ul {
    margin-top: 20px;
    padding: 0;
}

.right ul li {
    list-style: none;
    padding: 10px 20px;
}

.right ul li a {
    text-decoration: none;
    color: #555555;
}

.right ul li a:hover {
    color:  coral;
    text-decoration: underline;
    cursor: pointer;
}
/*页面的底部样式开始*/
.footer {
    background-color: #777777;
}
.footer .content {
    width: 90%;
    background-color: #777777;
    height: 60px;
    margin: 0 auto;
}
.footer .content p {
    /*水平居中*/
    text-align: center;
    /*垂直居中*/
    line-height: 60px;
}
.footer .content p a {
    color: #999999;
    text-decoration: none;
}
.footer .content p a:hover {
    color: white;
}

After using the carousel image on the page, the carousel area cannot be aligned with the main content area. Please help me!

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