joe主题实现半透明

不好好写帖子 ？？？
水贴我是认真的！！！

body { --theme: #ff6800; --background: rgba(255,255,255,0.85) }


body #footfix.entry-footer {
  display: table;
  width: 100%;
  padding: 10px;
}
body #footfix.entry-footer .share {
  position: absolute;
  background: #fff;
  border: 1px solid #ebebeb;
  border-radius: 4px;
  -webkit-box-shadow: 0 5px 20px rgba(26, 26, 26, 0.1);
  box-shadow: 0 5px 20px rgba(26, 26, 26, 0.1);
  z-index: 203;
  padding: 15px 0;
  width: 110px;
  animation: left 0.5s;
  left: -43px;
  top: -200px;
}
body #footfix.entry-footer .share .Menu-item {
  display: block;
  width: 100%;
  padding: 0 15px;
  text-align: left;
  cursor: pointer;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  color: black;
}
body #footfix.entry-footer .share .Menu-item a {
  color: var(--main);
}
body #footfix.entry-footer .share .Menu-item img {
  max-width: 100%;
  height: auto;
  transition: opacity 0.3s;
  vertical-align: middle;
}
body #footfix.entry-footer .mobile_click .share {
  display: none;
}
body #footfix.entry-footer .post-tags a {
  margin-right: 15px;
  margin-bottom: 15px;
  line-height: 32px;
  display: inline-block;
  padding: 0 8px;
  background: var(--classC);
  border-radius: 3px;
  color: var(--minor);
  cursor: pointer;
  float: left;
  font-size: 11px;
}
body #footfix.entry-footer #mClick.mobile_click, body #footfix.entry-footer #mClick.mobile_close {
  float: right;
  color: #fff;
  padding: 0 10px;
  background: var(--theme);
  border-radius: 2px;
  font-size: 11px;
  line-height: 32px;
  cursor: pointer;
}
body #footfix.entry-footer #mClick.mobile_click, body #footfix.entry-footer #mClick.mobile_close {
  float: right;
  color: #fff;
  padding: 0 10px;
  background: var(--theme);
  border-radius: 2px;
  font-size: 11px;
  line-height: 32px;
  cursor: pointer;
}
body #footfix.entry-footer #mClick.mobile_close {
  position: relative;
}
body #footfix.entry-footer a#mClick, body #footfix.entry-footer a#mStats {
  opacity: 1;
}



#welcome {width:200px;background:#ffffff;border:0px solid #ffffff;color:#000000;font-size:14px;opacity:0.7;filter:alpha(opacity=70);padding:10px 20px;position:fixed;right:15px;bottom:25px;z-index:99999;border-top-left-radius: 15px;border-bottom-right-radius: 15px;border-top-right-radius: 15px;border-bottom-left-radius: 15px;}
#welcomefont{word-wrap:break-word;width: 200px;color:rgb(34, 101, 67);}
.from-url{color:#dd8d8d;}
.closebox{float:center;text-align:center;font-size:16px;margin-top:10px;}
#welcome:hover{box-shadow:rgb(136, 123, 123) 3px 2px 5px;opacity:1;}
 



body.skinbg {
    background-image: url(https://wx3.sinaimg.cn/large/007WUzxmgy1gpbaaxqjp7j312w09q7bv.jpg);
    background-position: 50% 110px;
    background-color: ;
    background-repeat: no-repeat;
    background-attachment: scroll;
}...