.container {
  margin:0 auto; /* this will center the page */
  width:800px; /*  use your width here */
}
body{
background-repeat:repeat;
background-color:lightgray;
}
a{
  padding:15px;
  text-align:center;
  text-decoration:none;
  background-color:gray;  
}
a.internavi{
  display:block;
  color:Black;
}
a.intranavi{
  display:inline-block;
  color:Black;
}
a:hover{
  background-color:lightgray;
}
nav{
  position:auto;
}
#mainhead{
  height:5%;
}
#vmenu{
  float:left;
  width:20%;
  height:80%;
}
#hmenu{
  left:11%;
  float:top;
  height:5%;
}  
#readout{
  width:50%;
  height:80%;
  padding-top:5%;
  padding-left:6%;
  float:left;
}
#logo {
  float:left;
  margin-top:5%;
  text-align:left;
  width:45%;
}