问基于Tumblr标签的背景渲染

EN

$(document).ready(function(){
  var tag = $('select the element where your tag is').text(); 
/*If there are more than one tag you'll have to work with 
the string to select //only the one you want, maybe with 
a switch if you have a limited number of options*/
  $('body').addClass(tag);
})

body.tag{
   background: #yourcolor;
}