.sample-image img {
    width: 50%;
    max-width: 340px;
}

.drawing img {
    width: 90%;
    max-width: 560px;
}

table.spec-table {
    width: 80%;
    margin: 0 auto;
}

.spec-table td,
.spec-table th {
    text-align: center;
    padding: 0.5em;
}

.spec-table th {
    background: #eee;
    font-weight: bold;
}

table.spec-table,
.spec-table th,
.spec-table td {
    border: 1px solid #ddd;
    border-collapse: collapse;
}

.features {
  margin: 0;
  padding: 0;
}

.features dt {
  font-weight: bold;
  margin-top: 1em;
}

.features dd {
  margin: 0 0 0.5em 1em;
}