h1 a { 
  /*background: url(../images/custom_logo_login.png) 50% 50% no-repeat !important;          326px x 82px */
  background: url() 50% 50% no-repeat !important;          
  }
body.login { 
	background-color: #ffffff;
	background-image: url(../images/hintergrund_login.jpg);
	background-repeat: no-repeat;
	background-position: center top;
	/*background-size: cover;
	-webkit-background-size: cover;
	-moz-background-size: cover;
	-o-background-size: cover;*/
  }
.login #nav, .login #backtoblog, .login #nav a, .login #backtoblog a {
  color: #000000 !important;
  font-weight: bold !important;
  text-shadow: 2px 2px 2px #ffffff !important;
  }