header .cont{position: relative;}

.slideshow {
  width: 100%;
  height: 443px;
  border-bottom: 12px solid #e8e8e8;
}
.slideshow .bg {
  background-image: url("../images/pattern.png");
  width: 100%;
  height: 432px;
}
.slideshow .cont {
  width: 1215px;
}