更新 'login_html.js'

login_html.js

@@ -70,7 +70,7 @@ z-index:999999;">
 //-----------------------------------------------------------------------------------------
  $('body').css({
         backgroundImage:'url(https://www.gitinn.com/pan-chinese/_blogs/raw/master/img/'+parseInt(Math.random()*11+1)+'.png)',
-        backgroundSize:'100% 100%',
+        backgroundSize:'cover',
         backgroundPosition:'center center',
         backgroundRepeat:'no-repeat',
     })