#top_nav {
    background: rgba(255,255,255,.5);
    padding-top: 14px;
    display: flex;
    justify-content: space-around;
}

#nav_main {
    width: 1200px;
}

#zzk_search {
    opacity: 0;
}

body { 
    background: url('https://img2020.cnblogs.com/blog/2574008/202110/2574008-20211007223214170-1705382640.png');
    background-size:  100%;
    min-width: 1200px;
    background-attachment: fixed;
    background-position: 0 -300px;
}

#home {
    background: transparent;
    margin-bottom: 35px;
    margin-top: 85px;
}

#main {
    min-height: 1135px;
}

#header {
    border-radius: 20px 20px 0 0;
}

#footer {
    border-radius: 0 0 20px 20px;
    height: 100px;
    line-height: 100px;
}

#header, #main, #footer {
    padding: 0 20px;
    width: 1200px;
    background: rgba(255,255,255,.8);
    filter: 5;
}

.commentbox_main {
    background: rgba(255,255,255,.5);
}

#sideBar {
    padding-left: 20px;
}

.forFlow, .topicListFooter, #topics {
    width: 830px;
}

.postTitle,.entrylistPosttitle {
    padding-top: 20px!important;
}

.postTitle span,.entrylistPosttitle span {
    font-size: 30px;
}

#nav_next_page {
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}