.header .row-fluid {
    width: 100% !important;
    max-width: 100% !important;
}
.header .span12 {
    width: 100% !important;
    margin: 0 !important;
}
.header img {
    width: 100% !important;
    height: auto !important;
}
.container {
  max-width: 940px;
}