div#blogTitle {
    background: url("https://images.cnblogs.com/cnblogs_com/lucky1024/1475118/o_未命名 -1.jpg")  no-repeat;
    background-size:100% 100% ;
    height: 76px;
    padding: 0;
    opacity:0.8;
     filter:alpha(opacity=80); 
}
input.btn_my_zzk {
    vertical-align: middle;
    height: 20px;
    font-size: 12px;
    padding-left: 5px;
    padding-right: 5px;
    border-radius: 25px; 
}

div#blogTitle .subtitle {
    text-indent: 50px;
    color: #000000;
    margin-left: 36px;
    margin-bottom: 0;
}
div#navigator ul#navList li a {
    font-size: 12px;
    display: block;
    background: #008ed661;
    border-radius: 15px; 
    color: #fff;
    width: 80px;
    padding: 9px 0 6px;
    text-align: center;
    margin: 0;
    line-height: 120%;
}


div.commentform textarea {
    width: 450px;
    height: 60px;
    font-size: 13px;
    border: 1px solid #ccc;
    font-family: 'PingFang SC','Helvetica Neue','Helvetica','Arial',sans-serif;
}
#green_channel {
    padding: 10px 0;
    margin-bottom: 10px;
    margin-top: 10px;
    border: #c0c0c0 1px dashed;
    font-size: 12px;
    width: 450px;
    text-align: center;
}
a {
    color: #000000;
    font-size: 16px;
    text-decoration: none;
}
#back-to-top {
    bottom: 0;  
    position: fixed;
    right: 60px;
    cursor: pointer;
    opacity:0.1;
    filter:alpha(opacity=10); /*  IE8 及其更早版本 */
}

#back-to-top:hover
{
  opacity:0.8;
  filter:alpha(opacity=80); /* IE8 及其更早版本 */
}