bkit-transform: translateZ(1px);
  -webkit-transition: background 0.3s;
  transition: background 0.3s;
  z-index: 50;
  background-image: repeating-linear-gradient(45deg, rgba(255, 255, 255, 0) 1px, rgba(255, 255, 255, 0.03) 2px, rgba(255, 255, 255, 0.04) 3px, rgba(255, 255, 255, 0.05) 4px), -webkit-linear-gradient(-245deg, rgba(255, 255, 255, 0) 40%, rgba(255, 255, 255, 0.2) 70%, rgba(255, 255, 255, 0) 90%);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
.container .col1 .card .fro