.grid-gap-0 {
  grid-gap: 0;
}
.grid-gap-1 {
  grid-gap: 10px;
}
.grid-gap-2 {
  grid-gap: 20px;
}
.grid-gap-3 {
  grid-gap: 30px;
}

.grid .grid-item {
  padding: 1.25rem;
  background-color: #6a70ba;
  background-image: repeating-linear-gradient(135deg, #6a70ba,#6a70ba 2px, #525daf 2px,#525daf 4px);
  touch-action: pan-y;
}

.grid-item.position-relative .position-absolute {
  top: 100%;
  left: 0;
  background-color: rgba(55, 58, 144,.95);
  transition: top .4s;
  z-index: 1
}

.grid-item.position-relative::after {
  content: '\005E';
  font-size: 1.25rem;
  font-weight: 700;
  display: block;
  text-align: center;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  animation: passing 3s linear infinite;
}

.grid-item:hover .position-absolute,.grid-item:active .position-absolute {
  top: 0;
  transition: top .4s
}
@keyframes passing{
  0% {
    transform: translateY(20%);
    opacity: 0;
  }
  50% {
    transform: translateY(5%);
    opacity: 1;
  }
  100% {
    transform: translateY(-10%);
    opacity: 0;
  }
}
@media (min-width: 576px) {
  .grid {
    display:-ms-grid;
    display: grid;
  }
  .grid-1-2{
    -ms-grid-columns: 1fr 1fr;
    grid-template-columns: 1fr 1fr;
  }
  .grid-1-3{
    -ms-grid-columns: 1fr 1fr 1fr;
    grid-template-columns: 1fr 1fr 1fr;
  }
}