#navigation {
    float: left;
    width: 200px;
    margin-top: 150px;
    background-color: #d3e2e3;
    border-style: solid;
    border-color: #004463;
    border-width: 4px;
    color: black;
    font-family: "Comic Sans MS";
  }
table, th, td {
  border: 1px solid black;
  border-collapse: collapse;
}
th, td {
  padding: 15px;
}
.machine {
  width: 3000px; 
}
#content {
    margin: 0 250px;
  }
#footer {
    clear: both;
  }