th {
  text-align: left;
}

body {
  max-width: 800px;
  margin-left:auto;
  margin-right:auto;
  padding-left: 1em;
  padding-right: 1em;
}

table {
  width: 100%;
}

.indexcollastmod {
  white-space: nowrap;
  padding-left: 0.75em;
  padding-right: 0.75em;
}