.bg {
  top:11.2rem;
  position: absolute;
  width: 100%;
  height: 81%;
  overflow: hidden;
}

.bgimg {
  position: absolute;
  width: 120%;
  height: 120%;
  top: -20%;
  left: -10%;
  background: url(http://u.cubeupload.com/pepales/5dimagenfondoHOMEcorre.jpg) center center no-repeat;
  background-size: cover;
}