.region-box{
  width: 100%;
  box-sizing:border-box;
  background: #E6E6E6;
  padding: 0.3em 0.5em;
  font-weight: bold;
}

.region-pref{
  width: 100%;
  box-sizing:border-box;
  padding: 0.5em;
}

.region-pref a{
  padding: 0 1em 0.5em 0;
  display: inline-block;
}