.zc-logo{margin-right: 15px;}
@media screen and (max-width: 1100px) {
   .zc-logo{        margin-right: 15px;
        width: 45px;
        height: 45px;}
       .logo {  padding-top: 43px; display: flex;}
}
@media screen and (max-width: 600px) {
   .zc-logo{margin-right: 15px;width: 30px;        height: auto;}
       .logo {
        width: 300px;
        height: auto;
        padding-top: 43px;
        display: flex
;}
}
.articleTitle h3 {color:#003770;font-weight:normal;}
.titleImg{vertical-align:top;padding-right: 10px;}
.titleImg img{display:block;}
.teacherinfo {line-height: 2;}