body {
	font-size: 13px;
	font-family: "Trebuchet MS";
	color: #444444;

}

a:link {color: #CC0000; text-decoration: none;}
a:visited { color: #CC0000; text-decoration: none;} 
a:active { color: #CC0000; text-decoration: none;}


.style {
	background-color: #FFFFCC;
	border: #FF0000;
}
<style type="text/css">


.thumbnail{
position: relative;
z-index: 0;
}

.thumbnail:hover{
background-color: transparent;
z-index: 50;
}

.thumbnail span{ 
position: absolute;
background-color: #FEED4C;
padding: 5px;
left: -1000px;
border: 4px solid red;
visibility: hidden;
color: black;
text-decoration: none;
}

.thumbnail span img{ 
border-width: 0;
padding: 2px;
}

.thumbnail:hover span{ 
visibility: visible;
position: absolute;
top: 120px;
left: 260px; 
}

</style>

body {font-family: arial, verdana, sans-serif; 
      font-size: 100.00%;
      background: white;
      }
         
fieldset {
     width: 30em;
     margin: 1.5em auto 1.5em auto;
     display: block;
     font-size: 0.80em;
     border: 1px solid #ddd;
     background: #FFF;
     clear: both;
     }
    
* html fieldset {padding: 5px;}
     legend {
     background: #FEE742;
     padding: 4px;
     border: 1px solid #ddd;
     border-right-width: 2px;
     border-bottom-width: 2px;
     margin-bottom: 4px;
     font-weight: bold;
           }

label {
     margin: 5px 0;} 

.kontaktdaten label {
     display: block;
     width: 5em;
     float: left;
     }
.anfrage label {
     display: block;
     width: 5em;
     float: left;
     }
                       
input,textarea {
     margin: 3px 0;
     border: 1px solid #D65742;
     background: white;
     padding: 3px 3px;
     }  
                        
input:active, input:focus, input:hover { background: #E8EBDF;}
   
.buttons {text-align: center;}

a.locationCat{color: #669900; font-weight: bold;}

.error {
     font: 13px Verdana, Arial, Helvetica, sans-serif;
     color:red;
     font-weight:bold;
}