body {
  font: 12px/1.2 proxima-nova, helvetica, arial, sans-serif;
  margin: 0;
}

.headline { font-size: 18px; font-weight: 700; margin-bottom: 5px !important; }
.deck { font-size: 15px; }
.notes, .source, .credit { font-size: 12px; }

div[class^="bga-g-"]:not(:last-child),
div[class^="bga-g-"] > *:not(:last-child) {
  margin-bottom: 5px;
}