.page-wrapper {
  max-width: 1600px;
  margin:  0 auto;
}

#slider {
  width: 100%;
  margin: 0;
  border: 0;
  .slide {
    width: 100%;
    display: none;
    position: relative;
    &:first-child {
      display: block;
    }
    img {
      width: 100%;
    }
  }
}