#art-banner {
  width: 99.58vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50.2vw;
  margin-right: -50vw;
  display: block;
}

.h1, h1 {
    font-size: 2.5rem !important;
}

.h2, h2 {
    font-size: 1.5rem;
}