* {
    margin: 0;
    padding: 0;
}
a{
    text-decoration: none;
    color:#333;
}
.show-flex {
    display: flex;
}

header {
    background-color: black;
    color: #fff;
    line-height: 60px;
    height: 60px;
}

.logo {
    font-size: 30px;
    flex: 1;
}
.logo a{
    color: #fff;
}

.site-nav {
    text-align: right;
    margin-left: 20px;
}

.site-nav a {
    color: #fff;
    text-decoration: none;
    display: inline-block;
    padding: 0 20px;
    font-size: 18px;
}

.site-nav a:hover {
    color: #333;
    background-color: aqua;
}

.container {
    width: 900px;
    max-width: 90%;
    margin: auto;
}

.main {
    margin: 30px auto;
}

.article-item {
    margin-bottom: 30px;
    border-bottom: dashed 1px #ccc;
    padding-bottom: 30px;
}

.article-item .image img {
    width: 100px;
    height: 100px;
    display: block;
    border-radius: 5px;
}

.article-item .info {
    flex: 1;
    margin-left: 10px;
}

.info .title {
    height: 30px;
    overflow: hidden;
    line-height: 30px;
    text-overflow: ellipsis;
}
.info .title a{
    display: block;
    
}

.info .desc {
    color: #666;
    font-size: 14px;
    height: 40px;
    line-height: 20px;
    overflow: hidden;
}

.info .ext {
    height: 30px;
    line-height: 30px;
    text-align: right;
    color: #666;
    font-size: 12px;
}

.search-input {
    width: 200px;
}

.search-input .el-input__inner {
    border-radius: 50px;
}
/* 详情页 */
#artilce-info{
    color:#666;
    font-size:14px;
    margin:20px 0;
}
#artilce-info div{
    margin-right: 10px;
}
#article-content{
    line-height: 30px;
}
#article-content p{
    margin: 10px 0;
}
#article-content img,
#article-content video{
    max-width: 100%;
}
.comment-item{
    margin-top: 10px;background-color:#efefef;padding:20px 20px 10px;border-radius: 2px;
}

.comment-item:hover{
    background-color: #eaeaea;
}
@media screen and (max-width: 500px) {
    header {
        padding: 0 20px;
    }

    .container {
        max-width: 100%;
    }

    .search-input {
        position: absolute;
        top: 60px;
        width: auto;
        left: 20px;
        right: 20px;
    }

    .site-nav a {
        padding: 0 10px;
    }

    .main {
        padding-top: 50px;
    }

    .article-item {
        padding: 15px;
        margin-bottom: 0;
    }

    .article-item:hover,
    .article-item:active {
        background-color: rgba(0, 0, 0, 0.1);
    }

    .article-item .info .ext {
        text-align: left;
    }
}