#header {
  z-index: 0;
  height: 180px;
  padding: 0;
  background-color: #fff;
}

#siteName {
  width: 100%;
  padding: 0;
}

#siteName a {
  display: block;
  padding-top: 180px;
  height: 0;
  overflow: hidden;
  z-index: 3;
  background: url(../images/bandeau.png) no-repeat 0px 0px;
  background-size: 100%;
}

#siteName a:hover {
  opacity: .9;
}

#content {
  margin-top: 0;
}

#homeSummary h1 {
  border-top: none;
}