:root {
  --background-color: #111111;
  --text-color: #ffffff;
  --text-size: 50px;
}

body {
  background-color: var(--background-color);
  color: var(--text-color);
  text-align: center;
}

p {
  font-family: monospace;
  font-size: var(--text-size);
}

@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #000000;
    --text-color: #ffffff;
  }
.loader {
    width: 480px;
    height: 480px;
    border: 15px solid #FFF;
    border-bottom-color: #ff7514;
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
    }

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