@media screen and (min-width:751px) {

    /* blog的css */
    .blog {
        display: flex;
        flex-wrap: wrap;
    }

    .blog div {
        width: 22%;
        margin-left: 4%;
        margin-top: 20px;
        padding-bottom: 10px;
        background-color: #fff;
        box-shadow: 0px 0px 5px 2px #ddd;
    }

    .blog div:nth-child(4n+1) {
        margin-left: 0;
    }

    .blog div .blog-img {
        width: 100%;
    }

    .blog div .blog-img img {
        width: 100%;
        object-fit: cover;
        height: 400px;
    }

    .blog div .blog-two {
        padding: 0 10px;
        margin-top: 10px;
    }

    .blog div .blog-two img {
        margin-right: 10px;
        margin-top: -3px;
    }

    .blog div .blog-three {
        padding: 0 10px;
        margin-top: 5px;
        line-height: 26px;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 3;
    }

    .blog div .blog-three a {
        text-decoration: none;
        color: #000;
        font-size: 16px;
        font-weight: bold;
        line-height: 22px;
        height: 44px;
        overflow: hidden;
        display: flex;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

    .blog div .blog-intro {
        padding: 0 10px;
        text-decoration: none;
        color: #888;
        font-size: 14px;
        line-height: 20px;
        display: flex;
        display: -webkit-box;
        height: 60px;
        overflow: hidden;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
    }

    .blog div .blog-four {
        margin-top: 10px;
        padding: 0 10px;
    }

    .blog div .blog-four a {
        text-decoration: none;
        display: inline-block;
        padding: 5px 10px;
        border: 1px solid #ccc;
        color: #333;
    }

    /* info页面的css */
    .blog-details {
        padding: 20px 10px;
        background-color: #fff;
        border-radius: 3px;
        border: 1px solid #ccc;
    }

}

@media screen and (max-width:750px) {

    /* blog的css */
    .blog {
        display: flex;
        width: 100%;
        gap: 10px;
        flex-wrap: wrap;
    }
    .blog div {
        width: calc(50% - 10px);
        box-sizing: border-box;
        margin-top: 10px;
        box-shadow: 0px 0px 5px 2px #ddd;
    }

    .blog div .blog-img {
        width: 100%;
    }

    .blog div .blog-img img {
        width: 100%;
        height: 250px;
        object-fit: cover;
    }

    .blog div .blog-two {
        font-size: 14px;
        padding: 0 10px;
        margin-top: 10px;
    }

    .blog div .blog-two img {
        margin-right: 3px;
        height: 18px;
        width: 18px;
    }

    .blog div .blog-three {
        padding: 0 10px;
        margin-top: 5px;
        line-height: 26px;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 3;
    }

    .blog div .blog-three a {
        text-decoration: none;
        color: #000;
        font-size: 14px;
        line-height: 20px;
        font-weight: bold;
        height: 40px;
        overflow: hidden;
        display: flex;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

    .blog div .blog-intro {
        padding: 0 10px;
        text-decoration: none;
        color: #888;
        font-size: 12px;
        line-height: 20px;
        display: flex;
        display: -webkit-box;
        height: 60px;
        overflow: hidden;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
    }

    .blog div .blog-four {
        margin: 10px 0;
        padding: 0 10px;
    }

    .blog div .blog-four a {
        text-decoration: none;
        display: inline-block;
        padding: 5px 10px;
        border: 1px solid #ccc;
        color: #333;
    }

    /* info页面的css */
    .blog-details{
        margin: 10px 10px 0;
    }
    .blog-details .info-img img{
        width: 100%;
    }

}



.blog-details h1 {
    text-align: center;
}

.blog-details .info-time {
    text-align: center;
    padding: 10px 0;
    border-top: 1px dashed #666;
    font-size: 14px;
    margin-top: 10px;
}

.blog-details .info-explain {
    padding: 10px;
    margin-top: 10px;
    border-radius: 5px;
    background-color: #efefef;
    text-indent: 10px;
    line-height: 26px;
}

.blog-details .info-content {
    margin-top: 10px;
    line-height: 26px;
}



.blog-details .info-content p img {
    max-width: 700px;
    width: 100% !important;
    height:100% !important;
    margin-top: 10px;
}

.blog-details .info-share {
    margin-top: 20px;
    padding: 20px 0 10px 0;
    border-top: 1px dashed #ccc
}

.blog-details .info-share img {
    margin-right: 10px;
}

.blog-details .info-a {
    margin-top: 10px;
    line-height: 26px;
}

.blog-details .info-a a {
    text-decoration: none;
    color: #333;
}