#site_nav_under {
    display: none;
}
.c_ad_block, .ad_text_commentbox {
    display: none;
    margin: 0;
    padding: 0;
}
#ad_under_google {
    height: 0;
    overflow: hidden;
}
#ad_under_google a {
    display: none;
}
#home {
    margin: 0 auto;
    width: 65%;
    min-width: 950px;
    background-color: #fff;
    padding: 30px;
    margin-top: 30px;
    margin-bottom: 50px;
    box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}
#blogTitle {
    height: 60px;
    clear: both;
}
#navigator {
    font-size: 13px;
    border-bottom: 1px solid #ededed;
    border-top: 1px solid #ededed;
    height: 50px;
    clear: both;
    margin-top: 25px;
}
#blogTitle h2 {
    font-weight: normal;
    font-size: 18px;
    font-size: 1.18571429rem;
    line-height: 2.546153846;
    color: #757575;
    float: left;
}

body{
    <!--background-image:url("https://images.cnblogs.com/cnblogs_com/xiao-qi-w/1748587/o_200423060423ml.jpg");-->
    background-repeat:no-repeat;
    background-size:100%;
    background-attachment: fixed;
    filter:alpha(opacity=100); -moz-opacity:0.7; -khtml-opacity: 0.7; opacity: 0.7;
}

#live2dcanvas {
    border: 0 !important;
}
.returntop{
    height:80px;
    width:80px;
    position: fixed;
    bottom:50px;
    right:240px;
    cursor: pointer;
    text-align: center;
    font-size: 15px;
    display:none;
}
.img {
    height: auto;
    width: auto;
    max-height: 100%;
    max-width: 100%;
    object-fit: fill;
}