.image-big {
    max-width: 1500px !important;
    width: 100% !important;
    height: auto !important;
    display: block;
    margin: 10px auto;
}

.image-mid {
    max-width: 1000px !important;
    width: 100% !important;
    height: auto !important;
    display: block;
    margin: 10px auto;
}

.image-small {
    max-width: 500px !important;
    width: 100% !important;
    height: auto !important;
    display: block;
    margin: 10px auto;
}

/* 图片对齐样式 */
.image-align-left {
    float: left;
    margin-right: 15px;
    margin-bottom: 10px;
}

.image-align-center {
    display: block;
    margin: 10px auto;
}

.image-align-right {
    float: right;
    margin-left: 15px;
    margin-bottom: 10px;
}

/* 清除浮动 */
.article-body::after {
    content: "";
    display: table;
    clear: both;
}