body {
margin-top: 10px;
margin-left: 10px;
margin-right: 10px;
margin-bottom: 20px;
background-color:#ffffff;
font-family: arial, helvetica, tahoma ,verdana,  sans-serif;
font-size: 100%;}

.klein {
color:black;
text-decoration:none;
font-family: arial, helvetica, tahoma ,verdana;
font-size: 80%;
}

h1 {
font-size: 130%;
}

h2 {
font-size: 120%;
}

h3 {
font-size: 120%;
}

a:link {background-color:#ffffff;  text-decoration:none;font-family: arial, helvetica, tahoma ,verdana,  sans-serif;line-height: 125%;color:#000;
font-size: 97%;padding-left: 2px;padding-right: 2px; }

a:hover {text-decoration:underline;font-family: arial, helvetica, tahoma ,verdana,  sans-serif;color:#000;
background-color:#efefef;font-size: 97%;line-height: 125%;padding-left: 2px;padding-right: 2px;}

a:visited {text-decoration:underline;font-family: arial, helvetica, tahoma ,verdana,  sans-serif;color:#000;
background-color:#efefef;font-size: 97%;line-height: 125%;padding-left: 2px;padding-right: 2px;}

a:active {text-decoration:underline;font-family: arial, helvetica, tahoma ,verdana,  sans-serif;color:#000;
background-color:#efefef;font-size: 97%;line-height: 125%; padding-left: 2px;padding-right: 2px;}