/* CSS Document */
@charset "utf-8";
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

a {
    text-decoration: none;
    color: #0066cc;
    transition: color 0.3s ease;
}

a:hover {
    color: #004499;
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

/* 头部区域 */
#head {
    background-color: #f8f8f8;
    border-bottom: 1px solid #e7e7e7;
}

.headbox {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo img {
    max-width: 120px;
    height: auto;
}

.weixin {
    text-align: center;
}

.weixin p {
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.weixin img {
    max-width: 100px;
}

/* 导航菜单 */
.muv {
    background-color: #333;
}

.muv ul {
    display: flex;
    flex-wrap: wrap;
}

.muv li {
    flex: 1 1 auto;
}

.muv a {
    display: block;
    color: #fff;
    padding: 12px 15px;
    text-align: center;
    transition: background-color 0.3s;
}

.muv a:hover {
    background-color: #555;
}

/* 主要内容区域 */
#wap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 顶部标题区域 */
#t_header {
    background-color: #f0f0f0;
    padding: 20px 0;
    margin: 20px 0;
    border-radius: 5px;
}

.toutiao {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}

.tth1 h1 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.tth1 a {
    color: #333;
}

.weil p {
    margin-bottom: 10px;
}

.weil a {
    color: #666;
    margin: 0 5px;
}

.sear_top ul {
    display: flex;
}

.sear_top li {
    margin-left: 15px;
}

.sear_top a {
    color: #666;
    font-size: 0.9rem;
}

/* 横幅图片 */
.bspic {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px 0;
}

.bspic img {
    margin: 5px;
    max-width: 100%;
    height: auto;
}

/* 主内容区域 */
#main {
    display: grid;
    grid-template-columns:3fr 2fr 1fr;
    gap: 20px;
    margin: 20px 0;
}

/* SEO教程区域 */
.newhot {
    background-color: #f9f9f9;
    padding: 15px;
    border-radius: 5px;
}

.news_t h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.news li {
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px dashed #eee;
}

.news li:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.news h5 a {
    color: #333;
    font-weight: normal;
}

.news h5 a:hover {
    color: #0066cc;
}

/* 侧边标签区域 */
.sider_tag {
    background-color: #f9f9f9;
    padding: 15px;
    border-radius: 5px;
}

.tag_t h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.tag_b {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.tag_b ul {
    background-color: #fff;
    padding: 10px;
    border-radius: 3px;
}

.tag_b li {
    margin-bottom: 5px;
}

.tag_b a {
    color: #666;
    font-size: 0.9rem;
}
.sider_ad {
    background-color: #f9f9f9;
    padding: 15px;
border-radius: 5px;
}
.side_ad .div{width:358px;overflow:hidden;margin:10px;}

.side_ad .div img{border:0px;width:358px;height:100%;}
.tag_tad h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}
.tag_bad ul{
	list-style:none;
	}
.tag_bad ul li{
	height:70px;
	width:358px;
	margin:10px;	
	}
.tag_bad ul li a img{
	float:left;
	width:90px;
	height:60px;
	margin:5px;
	}
.tag_bad ul li a span{
	float:left;
	width:248px;
	margin:5px;
	height:60px;
	font-size:16px;
	line-height:30px;
	}

/* 链接区域 */
#link {
    background-color: #f0f0f0;
    padding: 20px 0;
    margin: 20px 0;
    border-radius: 5px;
}

.linkbox {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.link_t h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    text-align: center;
}

.link_b ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.link_b li {
    margin: 0 10px 10px 0;
}

.link_b a {
    color: #666;
    font-size: 0.9rem;
}

/* 合作区域 */
#hezuo {
    background-color: #f9f9f9;
    padding: 20px 0;
    margin: 20px 0;
    border-radius: 5px;
}

.hezuobox {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.h_nav {
    background-color: #fff;
    padding: 15px;
    border-radius: 5px;
}

.nav_t h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.nav_b li {
    margin-bottom: 8px;
}

.nav_b a {
    color: #666;
    font-size: 0.9rem;
}

.nav_b img {
    max-width: 100%;
    height: auto;
}

/* 广告区域 */
#indexad {
    margin: 20px 0;
    text-align: center;
}

/* 版权区域 */
#copyright {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
    margin-top: 30px;
}

.copynav {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding: 0 15px;
}

.copynav p {
    margin-bottom: 10px;
}

.copynav a {
    color: #fff;
}

.copynav a:hover {
    text-decoration: underline;
}

/* 响应式设计 */
/* 平板设备 */
@media (max-width: 992px) {
    #main {
        grid-template-columns: 1fr;
    }
    
    .hezuobox {
        grid-template-columns: 1fr;
    }
    
    .tag_b {
        grid-template-columns: 1fr;
    }
    
    .toutiao {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .tth1, .weil, .sear_top {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .sear_top ul {
        justify-content: flex-start;
    }
    
    .sear_top li {
        margin-left: 0;
        margin-right: 15px;
    }
}

/* 手机设备 */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        text-align: center;
    }
    
    .logo {
        margin-bottom: 10px;
    }
    
    .muv ul {
        flex-direction: column;
    }
    
    .muv li {
        flex: 1 1 100%;
    }
    
    .tth1 h1 {
        font-size: 1.5rem;
    }
    
    .link_b ul {
        flex-direction: column;
        align-items: center;
    }
    
    .link_b li {
        margin: 0 0 10px 0;
    }
    
    .bspic {
        flex-direction: column;
    }
    
    .bspic img {
        margin: 5px 0;
    }
}

/* 小手机设备 */
@media (max-width: 480px) {
    .headbox, #wap, .linkbox, .hezuobox, .copynav {
        padding: 0 10px;
    }
    
    .tth1 h1 {
        font-size: 1.3rem;
    }
    
    .news_t h3, .tag_t h3, .link_t h3, .nav_t h3 {
        font-size: 1.1rem;
    }
    
    .muv a {
        padding: 10px;
        font-size: 0.9rem;
    }
    
    .weil a {
        display: block;
        margin: 5px 0;
    }
}