#h2 {
  color: white;
  mix-blend-mode: difference; /* this will change color of loading  text      */
  text-align: center;
  margin: 0;
  font-size: 12px;
  line-height: 30px;
  font-family: Arial, Helvetica, sans-serif;
  text-shadow: 0 0 3px;
  padding: 0;
  letter-spacing: 5px;
}

.div {
  position: relative;
  top: 0px;
  left: 0%;
  max-width: 200px; /* Use viewport width for responsive width */
  width: 100%;
  height: 30px;
  background: linear-gradient(to right, white, black);
  background-size: 200% 100%;
  animation-delay: 2s;
  border-radius: 10px;
  box-shadow: 0 0 3px;
  -webkit-box-reflect: below 1px
    linear-gradient(to bottom, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.4));
  animation: gradientAnimation 10s linear infinite reverse;
}

@keyframes gradientAnimation {
  0% {
    background-position: 0;
  }

  100% {
    background-position: 200% 0;
  }
}

/* Use media queries for responsiveness */
@media (max-width: 768px) {
  .div {
    width: 500px; /* Adjust width for smaller screens */
    left: 10%;
  }
}