.welcomeBanner {
  border: 2px outset blueviolet;
  background: linear-gradient(70deg, lightcyan, lightblue, lightcyan);
  background-size: 200% 200%;
  animation: gradientAnimation 10s ease infinite;
  text-align: center;
}

p.ex1 {
  margin-top: 25px;
}

@keyframes gradientAnimation {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}
.crosshair-cursor {
  cursor: crosshair;
}