body {
  padding: 0.3em;
}

h1 {
  font-size: 2.2em;
  margin: 0.5em;
}

.pbloc, .button, .vignette, .thumbshot img {
  border-radius: 0.3em;
}

.pbloc {
  max-width: 100%;
  padding: 0.3em;
  margin: 1.2em 0.3em;
}

#vignette {
  text-align: center;
}

.vignette {
  text-align: justify;
  width: 31%;
  margin: 0.3em;
  display: inline-block;
  float: none;
  padding: 0.2em;
  height: auto;
}

.thumbshot {
}

.thumbshot img {
  width: 200px;
  height: 160px;
}

.source {
  text-align: left;
}