nav {
  display: block;
  margin: auto;
  text-align: center;
}
table.center {
  border-collapse: collapse;
  margin-top:50px;
  margin-left:auto;
  margin-right:auto;
  text-align: center;
  border: 2px solid black;
}
table.pricelist {
  margin-top:50px;
  margin-left:auto;
  margin-right:auto;
  text-align: center;
  border: 2px solid black;
}
table.inner {
  border-collapse: collapse;
  margin-top:20px;
  margin-left:30px;
  margin-right:30px;
  text-align: center;
}
td.pricelist {
    border: 1px solid black;
}
td.space {
  border: 1px solid black;
  width: 500px;
  height: 300px;
}
td.short {
  border: 1px solid black;
  width: 500px;
  height: 70px;
}
td.submenu {
  border: 1px solid black;
  width: 150px;
}
h1.title{
  text-align: center;
}
h3.title{
  text-align: center;
}
p.center{
  margin-left: auto;
  margin-right: auto;
  width: 50em;
  text-align: center;
}
ul.center{
  margin-left: auto;
  margin-right: auto;
  width: 50em;
  text-align: left;
}