@keyframes spin {
    from {
      transform: rotate(0deg);
    }
    to {
      transform: rotate(360deg);
    }
  }
.overlay {
  position: relative;
  width: 100%;
  height: 100%;
}

.overlay::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5); /* Adjust the alpha value for the desired darkness */
}
  body {
    font-family: Arial, Helvetica, sans-serif;
    height: 100vh;
    background-color: black;
    display:flex;
    justify-content: center;
    align-items: center;
    text-align: center;
  }

  .warning {
    color: white;   
  }

  @keyframes blink {
    0% {
      color: violet;
    }
    16.666% {
      color: indigo;
    }
    33.333% {
      color: blue;
    }
    50% {
      color: green;
    }
    66.666% {
      color: yellow;
    }
    83.333% {
      color: orange;
    }
    100% {
      color: red;
    }
  }
  
  .blink {
    animation: blink 1s infinite;
  }

  .themaincourse {
    display: none;
  }

  .soggycat {
    height: 300px;
    gap: 100px;
    width: auto;
    line-height: 200px;
    animation: spin 15s linear infinite; /* You can adjust the duration and timing function */
  }