body {
    margin: 0;
    padding: 0;
    background-color: #f0f2f5;
    /* overflow: hidden; */
}

.my-nav {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}


.nav-left {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}

.logo {
    width: 100px;
}

.nav-right {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}

/* 封图 */

.cover-img {
    width: 100%;
}


/* 侧边栏 */ 
#description-article-sidebar {
    width: 14vw;
    
    height: calc(100% - 60px);
    position: fixed;
    z-index: 100020;
    padding: 20px;
    padding-bottom: 0;
    font-size: 0.9rem;

    display: none;
    flex-direction: column;
    background: #fff;
    overflow: hidden;
    box-shadow: 0 0 10px 0 rgb(0 0 0 / 20%);
    font: initial;
    line-height: normal;

    top: 60px;
}

.article-sidebar-a {
    width: 100%;
    display: flex;
    flex-direction: column;
    line-height: 25px;
    font-family: Arial;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.sidebar-b {
    font-size: 0.9rem !important;
    margin-left: 1rem !important;
    width: calc(100%-1rem);
}

.sidebar-c {
    font-size: 0.8rem !important;
    margin-left: 2rem !important;
    width: 80% !important;
}

.article-sidebar-a:hover {
    color: #00000085;
    background-color: #f6f6f6;
    width: calc(100%);
}


/* 内容 */
.content-div {
    width: 60% !important;
    padding: 50px;
    margin: 100px auto 0 auto !important;
    display: flex;
    flex-direction: column;
    background-color: #fff;
    box-shadow: 0.6em 0.6em 1.2em rgb(0 0 0 / 5%);
    border-radius: 8px;
    color: #000;
    font-family: Times,"TimesNewRoman",serif !important;
    line-height: 1.5;
}

.article-top-line {
    width: 100%;
}

.descrption-article-text {
    margin-top: 20px;
    font-size: 1.4rem;
}

.descrption-article-text > p {
    text-indent:2em;
    padding: 0;
    margin: 0;
}

.content-div .sub-title {
    font-size: 2rem;
    font-weight: 700;
    width: 100%;
    margin-top: 20px;
}

.content-div .total-title {
    font-size: 2.4rem;
    font-weight: 700;
    width: 100%;
}

.content-div .sub-sub-title {
    font-size: 1.5rem;
    font-weight: 700;
    width: 100%;
    margin-top: 20px;
}

.content-div strong {
    font-weight: 700;
}

.descrption-img-row-box {
    display: flex;
    flex-direction: row;
    width: 90%;
    justify-content: space-between;
    margin: 0 auto;
}

.descrption-article-text  a {
    text-indent: 2em;
    text-decoration: none;
    color: rgb(122, 196, 238) !important;
}

.descrption-article-text a:hover {
    color: rgb(98,186,238) !important;
}

.descrption-img-row-box > .descrption-article-img {
    width: 48% !important;
}

.content-div > a > img {
    margin-top: 20px;
    max-width: 100%;
}

.descrption-article-img {
    max-width: 80%;
    margin: 20px auto 0 auto;
}



.article-img-description {
    margin-top: 20px;
    color: #0707069a;
    font-size: 14px;
    margin-bottom: 10px;
    text-align: center;
}

.article-refences {
    font-family: "Arial";
    color: #7a7d82;
}

.article-refences-title {
    margin-top: 40px;
    font-size: 30px;
    font-weight: bold;
}

.article-refences-item {
    margin-top: 20px;
    font-size: 16px;
}

.nav-right > li > a {
    font-size: 1.3rem !important;
}

.nav-right > li > dl a {
    font-size: 1.3rem !important;
}