* {
    padding: 0;
    margin: 0;
}

body {
    font-size: 14px;
    font-family: "microsoft yahei";
    color: #343434;
}

/* em 和 i 斜体的文字不倾斜 */
em,i {
    font-style: normal
}

ul,li {
    list-style-type: none;
}

a {
    text-decoration: none;
    color: #343434;
}

a:hover {
    color: red;
}

button {
    /* 当我们鼠标经过button 按钮的时候，鼠标变成小手 */
    cursor: pointer
}

img {
    /* border 0 照顾低版本浏览器 如果 图片外面包含了链接会有边框的问题 */
    border: 0;
    /* 取消图片底侧有空白缝隙的问题 */
    vertical-align: middle
}

input {
    outline: none;
}

.main {
    height: 750px;
}

/* 清除浮动 */
.clearfix:after {
    visibility: hidden;
    clear: both;
    display: block;
    content: " ";
    height: 0
}

.clearfix {
    *zoom: 1
}

/* top部分 */
.top {
    width: 1000px;
    height: 40px;
    margin: 10px auto;
    overflow: hidden;
}

.logo {
    float: left;
}

.login {
    float: right;
    line-height: 40px;
}

.login input {
    width: 100px;
    height: 20px;
}

.login span:nth-child(1) {
    color: #f7d724;
    font-weight: bold;
}

.login a {
    color: #f7d724;
    font-weight: bold;
    margin-left: 10px;
}

.login a:hover {
    color: rgb(221, 17, 17);
}

/* banner部分 */
.banner {
    width: 100%;
    height: 150px;
    text-align: center;
    background-color: #57b3d2;
}

.banner img {
    width: 1000;
    height: 150px;
}

/* nav开始 */
.nav {
    width: 100%;
    height: 40px;
    background-color: #195f97;
}

.nav ul {
    width: 1000px;
    height: 40px;
    margin: 0 auto;
}

.nav ul li {
    float: left;
    line-height: 40px;
    margin: 0 25px;
}

.nav ul li a {
    font-size: 16px;
    font-weight: bold;
    color: white;
}

.nav a:hover {
    color: red;
}
/* main部分 */
.title{
	/* text-decoration: underline; */
	font-weight: bold;
	font-size: 20px;
	border-bottom: 1px solid #999;
}
.user{
	margin: auto;
	margin-top: 10px;
	width: 800px;
}

.user ul{
	clear: both;
	height: 60px;
}

.user ul li{
	float: left;
	margin-right: 10px;
	line-height: 24px;
	color: #999;
}
.pro{
	font-family: "微软雅黑";
	font-size: 16px;
	font-weight: bold;
	width: 150px;
	text-align: right;
}

/* link部分 */
.link {
    width: 100%;
    height: 135px;
    background-color: #505050;
}

.link_content {
    width: 1000px;
    margin: 0 auto;
}

.link dl {
    float: left;
    margin-right: 130px;
}

.link dt {
    margin: 20px 0 15px;
}

.link dd {
    margin: 5px 0;
}

.link dl a {
    color: #c0c0c0;
}

.link a:hover {
    color: red;
}

/* footer部分 */
.footer {
    width: 100%;
    height: 40px;
    text-align: center;
    line-height: 40px;
    color: #999999;
    background-color: #f7fbff;
}