body div#page div#preambule {
  margin-top: 50px;
  margin-left: 90px;
  margin-bottom: 1.5em;
}
body div#page div#preambule h2, body div#page div.bloc h3 { color: #8c1f71; }

body div#page div.bloc {
  width: 40.7em;
  margin-left: 90px;
}

body div#page div.bloc h3 { font-size: 0.9em; }
body div#page div.bloc h3:before { content: '\2022\0020'; }