测试砖用

nav {
    left: 0;
    right: 0;
    top: 0;
    position: fixed;
    z-index: 3;
    background: rgba(255,255,255,.1);
    -webkit-transition: all .6s;
    -o-transition: all .6s;
    transition: all .6s
}
.site-nav-hover {
    background: rgba(255,255,255,.8)!important;
    -webkit-box-shadow: 0 0 2px 2px rgba(172,172,172,.4)!important;
    box-shadow: 0 0 2px 2px rgba(172,172,172,.4)!important
}

window.onscroll = function() {
   var nav = document.getElementsByTagName("nav")[0];
   if(window.pageYOffset >= 70){
     nav.className = "site-nav-hover";
   } else {
     nav.className = "site-nav";
   }
}

#comment-form textarea{background:transparent url(/usr/uploads/i/bg_c.png) right top no-repeat;background-size:20%;}
.cc-license{display: none;}

window.onresize=function(){rsif();} //改变窗口大小时自动调整iframe
function rsif(){
  ifos=document.getElementsByTagName("iframe");
  if(ifos.length){
    for(i=0;i<ifos.length;i++){
      if(ifos[i].src.match("player.bilibili.com")){ifos[i].width="100%";ifos[i].height=ifos[i].offsetWidth*0.75;}
    }
  }
} //使iframe自适应的函数
rsif(); //打开页面运行一次，自适应

if(document.getElementById("link")){
  linkas=document.getElementById("link").getElementsByTagName("a");
  if(linkas.length){
    for(i=0;i<linkas.length;i++){linkas[i].target="_blank";}
  }
}

define('__TYPECHO_GRAVATAR_PREFIX__', 'https://gravatar.loli.net/avatar/');