.holographic-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  /*background: #ffffff;*/
}

.holographic-card {
  color: #ffffff !important;
  width: 100%;
  height: 380px;
  background: #072638;
  /*display: flex;*/
  justify-content: center;
  align-items: center;
  /*position: relative;*/
  overflow: hidden;
  border-radius: 15px;
  transition: all 0.5s ease;
}

.holographic-card h2 {
  color: #0ff;
  font-size: 2rem;
  position: relative;
  z-index: 2;
}

@media (min-width: 992px) {
  .holographic-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient( 0deg, transparent, transparent 30%, rgba(0,255,255,0.3) );
    transform: rotate(-45deg);
    transition: all 0.5s ease;
    opacity: 0;
  }
}

@media (max-width: 450px) {
  .holographic-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    /*width: 200%;*/
    height: 200%;
    background: linear-gradient( 0deg, transparent, transparent 30%, rgba(0,255,255,0.3) );
    transform: rotate(-45deg);
    transition: all 0.5s ease;
    opacity: 0;
  }
}

.holographic-card:hover {
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(0,255,255,0.5);
}

.holographic-card:hover::before {
  opacity: 1;
  transform: rotate(-45deg) translateY(100%);
}