ul{
list-style-type:none;
width: 10%;
margin:0;
padding:0;
right: 20px;

}
li{float: left;
}

.a1{
display:block;
background-color:grey;
height: 35px;
color:white;
text-decoration:none;
text-align:center;
font-weight:bold;
font-size: 22px;
}

.a1:active, a:hover{
background-color:black;
}

.Flaggen{
right: 10px;

}