:root {
  --comic-background: transparent;
  --comic-border-color: grey;
  --comic-border-width: 2px;
  --comic-caption-background: white;
  --comic-caption-font: cursive;
  --comic-caption-padding: 0.25rem;
}

.comic-row {
  display: flex;
  flex-direction: row;
}

.comic-panel {
  display: inline-block;
  overflow: hidden;         /* Comics should not spill out of the border */
  position: relative;       /* This will be useful when we add captions */
  background-color: var(--comic-background);
  border: var(--comic-border-width) solid var(--comic-border-color);
}

.comic-caption-top, .comic-caption-bottom {
  position: absolute;
  width: 100%;
  background-color: var(--comic-caption-background);
  padding: var(--comic-caption-padding);
  font-family: var(--comic-caption-font);
}

.comic-caption-top {
  top: 0;
  border-bottom: var(--comic-border-width) solid var(--comic-border-color);
}
.comic-caption-bottom {
  bottom: 0;
  border-top: var(--comic-border-width) solid var(--comic-border-color);
}