.fontstyle202373{ font-size: 9pt; font-family: 宋体 ;}

  #c202377 ul {list-style: none; margin: 0px; padding: 0px;} 
    #c202377 ul li a {font-family: 微软雅黑;text-decoration: none;color:#fff; display:block; width:108px; line-height:45px;  text-align:center;   font-size:14px;} 
    #c202377 ul li { float:left; margin-left:0px;} 
    #c202377 ul li a:hover {background:#a72f16;}
    #c202377 ul li a#current { background:#a72f16; font-weight:bold; color:#fff;}
    #c202377 ul li ul { border:0px solid #ccc; display:none;} 
    #c202377 ul li ul li {font-family: 微软雅黑;text-decoration: none; float:none;  margin:0;border-bottom:1px solid #5d2014;min-height:30px;line-height:39px;}
    #c202377 ul li ul li a {min-height:30px;line-height:39px; text-align:center; background:#a72f16; color:#fff;font-size:14px;min-width:122px;padding:0px 0px;} 
    #c202377 ul li ul li a:hover { background:#a72f16; color:#fff;}  
    #c202377 ul li:hover ul { display:block;z-index:9999999; position:absolute;}
    #c202377 ul li.sfhover ul { display:block;} 
.bd ul {
    display:flex;
    flex-wrap: wrap;
    justify-content: space-between;}

.bd ul li {
    width: 40%;
    height: 170px;
    margin-bottom: 20px;
    display: flex;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
    overflow: hidden;}

.bd li:hover {
    border-color: #a50000; /* 学报红色 */
    box-shadow: 0 3px 10px rgba(165,0,0,0.1);
    transform: translateY(-2px);}

.bd li .cover-img {
    width: 150px;
    background: #f8f8f8;
    border-right: 1px solid #e0e0e0;}

.bd li:nth-child(2) .cover-img {
    width: 270px;}

.bd li .cover-img a {
    width: 100%;
    height: 100%;
    display: block;}

.bd li .cover-img a img {
    width: 100%;
    height: 100%;}

.bd li .cover-desc {
    flex: 1;
    padding: 20px;
    width: 320px;
    box-sizing: border-box;
    position: relative;
    background: #fff;}

.bd li .cover-desc a {
    font-size: 18px;
    font-weight: bold;
    text-align: left;
    display: block;
    margin-bottom: 10px;
    color: #333;
    transition: color 0.3s;}

.bd li .cover-desc a:hover {
    color: #a50000;}

.bd li a.fm {
    background: url(images/fm.png) no-repeat left;
    padding-left: 20px;
    padding-left: 20px;
    font-weight: normal;
    text-align: left;
    font-size: 16px;
    margin-top: 40px;}