#navigator{
    background-color: rgba(86, 243, 209, 0.422);
}

.erji{
    padding-top: 50px;
    display: none;
}

#navlist:hover .erji{
    display: block;
}
#blogtitle{
    background-color: red;
}

.footer{
    width: 220px;
    height: 50px;
    margin: 0 auto;
    margin-top: -25px;
}
#sideBar{
    display: none;
}

#under_post_card1{
    display: none;
}
#cnblogs_c1{
    display: none;
}
#under_post_card2{
    display: none;
}
#cnblogs_ch{
    display: none;
}
#mainContent{
    margin: 0 auto;
}
#topics{
    margin: 0 auto;
}