<div class="cardBox">
  <div class="card">
    <h2>Animated Card</h2>
    <span>Hover Me</span>
    <div class="content">
      <h3>How's it goin Fam ?</h3>
      <p>This is Sachin Samal, your tech mate!!! I love you all. Lets make this world a better place for all of us. Keep prospering...Keep learning!!!</p>
    </div>
  </div>
</div>

@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800;900&display=swap");
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 62.5%;
  font-family: "Poppins", sans-serif;
}

body {
  width: 100%;
  min-height: 100vh;
   background: #eee;
  display: grid;
  place-items: center;
}
.cardBox {
  width: 300px;
  height: 400px;
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 20px;
  box-shadow: rgba(0, 0, 0, 0.4) 0px 2px 10px 0px,
    rgba(0, 0, 0, 0.5) 0px 2px 25px 0px;
}
.card {
  position: absolute;
  width: 95%;
  height: 95%;
  background: #000814;
  border-radius: 20px;
  z-index: 5;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
  color: #ffffff;
  overflow: hidden;
  padding: 20px;
  cursor: pointer;
  box-shadow: rgba(0, 0, 0, 0.4) 0px 30px 60px -12px inset,
    rgba(0, 0, 0, 0.5) 0px 18px 36px -18px inset;
}
.card h2, span {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 3rem;
  font-weight: 800;
  pointer-events: none;
  opacity: 0.5;
}

span {
  top: 75%;
}

.card .content h3 {
  font-size: 3rem;
  padding-bottom: 10px;
}
.card .content p {
  font-size: 1.6rem;
  line-height: 25px;
}
.card .content {
  transform: translateY(100%);
  opacity: 0;
  transition: 0.3s ease-in-out;
}

.card:hover .content {
  transform: translateY(0);
  opacity: 1;
}

.card:hover h2, 
.card:hover span {
  opacity: 0;
}

.cardBox::before {
  content: "";
  position: absolute;
  width: 40%;
  height: 150%;
  background: #40E0D0;
background: -webkit-linear-gradient(to right, #FF0080, #FF8C00, #40E0D0);
background: linear-gradient(to right, #FF0080, #FF8C00, #40E0D0);
  animation: glowing01 5s linear infinite;
  transform-origin: center;
  animation: glowing 5s linear infinite;
}

@keyframes glowing {
  0% {
    transform: rotate(0);
  }
  100% {
    transform: rotate(360deg);
  }
}