#btn{
    width: 40px;
    height: 40px;
    display: none;
    position: fixed;
    left: 50%;
    bottom: 40px;
    margin-left: 610px;
    background: url("https://images.cnblogs.com/cnblogs_com/abao0/975461/o_top_bg.png" )no-repeat left top;
}
#btn:hover{
    background: url("https://images.cnblogs.com/cnblogs_com/abao0/975461/o_top_bg.png" )no-repeat left -40px;
}

/*正文标题*/
#cnblogs_post_body h1 {
    font-size: 20px;
    font-family: STKaiti;
    font-weight: bold;
    line-height: 24px;
    padding: 0px 0px 0px 5px;
    background-color: green;/*半透明#399ab2*/
    border-radius: 3px;
    color: white;
}
/*评论框*/
#tbCommentBody {
    max-width: 100%;
    min-width: 100%;
    min-height: 20em;
    padding: 5px;
    border: none;
    background: url(https://images.cnblogs.com/cnblogs_com/frantic1048/619148/o_kawai_mao.png) right bottom no-repeat;
    background-color: #beb;
}
/* 设置签名格式 */
#MySignature {
    display: none;
    background-color: #bebe;
    border-radius: 10px;
    box-shadow: 1px 1px 1px #6B6B6B;
    padding: 10px;
    line-height: 1.5;
    color: #060000;
    font-size: 16px;
    font-family: 'Microsoft Yahei';
}

/* GitHub Cornor */
 .github-corner :hover .octo-arm {
     animation: octocat-wave 560ms ease-in-out;
 }
 @media (max-width: 991px) {
   .github-corner >svg {
     fill: #fff !important;
     color: #008000 !important;
   }
   .github-corner .github-corner:hover .octo-arm {
     animation: none;
   }
   .github-corner .github-corner .octo-arm {
     animation: octocat-wave 560ms ease-in-out;
   }
 }
 @-moz-keyframes octocat-wave {
   0%, 100% {
     -webkit-transform: rotate(0);
     -moz-transform: rotate(0);
     -ms-transform: rotate(0);
     -o-transform: rotate(0);
     transform: rotate(0);
   }
   20%, 60% {
     -webkit-transform: rotate(-25deg);
     -moz-transform: rotate(-25deg);
     -ms-transform: rotate(-25deg);
     -o-transform: rotate(-25deg);
     transform: rotate(-25deg);
   }
   40%, 80% {
     -webkit-transform: rotate(10deg);
     -moz-transform: rotate(10deg);
     -ms-transform: rotate(10deg);
     -o-transform: rotate(10deg);
     transform: rotate(10deg);
   }
 }
 @-webkit-keyframes octocat-wave {
   0%, 100% {
     -webkit-transform: rotate(0);
     -moz-transform: rotate(0);
     -ms-transform: rotate(0);
     -o-transform: rotate(0);
     transform: rotate(0);
   }
   20%, 60% {
     -webkit-transform: rotate(-25deg);
     -moz-transform: rotate(-25deg);
     -ms-transform: rotate(-25deg);
     -o-transform: rotate(-25deg);
     transform: rotate(-25deg);
   }
   40%, 80% {
     -webkit-transform: rotate(10deg);
     -moz-transform: rotate(10deg);
     -ms-transform: rotate(10deg);
     -o-transform: rotate(10deg);
     transform: rotate(10deg);
   }
 }
 @-o-keyframes octocat-wave {
   0%, 100% {
     -webkit-transform: rotate(0);
     -moz-transform: rotate(0);
     -ms-transform: rotate(0);
     -o-transform: rotate(0);
     transform: rotate(0);
   }
   20%, 60% {
     -webkit-transform: rotate(-25deg);
     -moz-transform: rotate(-25deg);
     -ms-transform: rotate(-25deg);
     -o-transform: rotate(-25deg);
     transform: rotate(-25deg);
   }
   40%, 80% {
     -webkit-transform: rotate(10deg);
     -moz-transform: rotate(10deg);
     -ms-transform: rotate(10deg);
     -o-transform: rotate(10deg);
     transform: rotate(10deg);
   }
 }
 @keyframes octocat-wave {
   0%, 100% {
     -webkit-transform: rotate(0);
     -moz-transform: rotate(0);
     -ms-transform: rotate(0);
     -o-transform: rotate(0);
     transform: rotate(0);
   }
   20%, 60% {
     -webkit-transform: rotate(-25deg);
     -moz-transform: rotate(-25deg);
     -ms-transform: rotate(-25deg);
     -o-transform: rotate(-25deg);
     transform: rotate(-25deg);
   }
   40%, 80% {
     -webkit-transform: rotate(10deg);
     -moz-transform: rotate(10deg);
     -ms-transform: rotate(10deg);
     -o-transform: rotate(10deg);
     transform: rotate(10deg);
   }
 }