@media (min-width: 768px) {
  .product-header {
  text-align: center;
  padding: 2.5em 1em 4em 1em;
  background: #35112B;
  mask: 
    linear-gradient(0,#0000 30px,#000 0),
    radial-gradient(30px,#000 calc(100% - 1px),#0000) bottom/55.5px 60px
  }

  div.product-header > a, div.product-header > span, .product-title {
  color: #FCECF0;
  text-align: center;
  }

  .product-vendor {
    margin-top: 10px;
    font-size: 2rem;
  }
  
  .product-title {
  font-size: 3rem;
  }
}

@media (max-width: 768px) {
.product-header {
  text-align: center;
  padding: 1.5em .5em 3em .5em;
  background: #35112B;
  mask: 
    linear-gradient(0,#0000 30px,#000 0),
    radial-gradient(30px,#000 calc(100% - 1px),#0000) bottom/55.5px 60px
  }

  div.product-header > a, div.product-header > span, .product-title {
  color: #FCECF0;
  text-align: center;
  }

.product-title {
  font-size: 1.75rem;
  }
}