body {
  background-color:white;
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
  padding: 35px;
  width: 900px;
  min-width: 800px;
}

html,
body {
  height: 100%;
}

html {
  display: table;
  margin: auto;
}

body {
  display: table-cell;
  vertical-align: middle;
}