body {
  color: white;
  font-family: Verdana;
  margin: 0;
  padding: 0;
  background-image: url('background.png');
  background-repeat: repeat;
  background-size: 250px;
  animation: scrollBackground 120s linear infinite;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes scrollBackground {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 1000px -1000px;
  }
}

.content {
  text-align: center;
  width: 50%;
  height: auto;
}

.main_content {
  text-align: center;
  width: 100%;
  height: auto;
}

a:visited {
  color: #0066cc;
}

img {
  width: 100%;
  height: auto;
  border-radius: 20px;
}