html {
   height:100%;
   min-height:100%;
}
body{
   background: #333 url(img/fond.jpg) no-repeat center center fixed;
   -webkit-background-size: cover;
   -moz-background-size: cover;
   -o-background-size: cover;
   background-size: cover;
   color: #666;
}
#frame{
   width: 80%;
   padding: 5px;
   background-color:rgb(240,240,240,0.6);
   text-align: center;
   margin: auto;
   margin-top: 10px;
   font-size: 14px;
}
#site{
   width: 120px;
}
.temp{
   font-size: 40px;
   font-weight: bold;
}
@media screen and (max-width: 640px){
pre{
   font-size: small;
}
}