.backlayer {
  background: url('/uploads/images/theme/header-bg.jpg') no-repeat center center;
  background-size: cover;
}
.masklayer {
  width: 100%;
}
.spacing-top {
  margin-top: -10%;
}

.spacing-bottom {
  margin-bottom: 40px;
}
.col-md-3 img { width: 100%; }