html, body {
  margin: 0;
  padding: 0;
  background-color: #000000;
  color: #ffffff;
  font-family: 'Roboto', Arial, sans-serif;
}

/* Optional: basic layout helpers */
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;

  padding-top: 50px;   /* distance from the top */
  padding-left: 40px;  /* distance from the left */
  margin: 0;           /* remove default browser margin */
  box-sizing: border-box;
}

/* Centered main content example */
.main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-weight: 500;
  margin: 0 0 1rem;
}

h1 { font-size: 6.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

/* Paragraphs */
p {
  margin: 0 0 1rem;
  line-height: 1.6;
}

/* Links */
a {
  color: #ffffff;
  text-decoration: underline;
}

a:hover {
  text-decoration: none;
}

/* Buttons */
button {
  background-color: #ffffff;
  color: #000000;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: 4px;
  font-family: inherit;
  cursor: pointer;
}

button:hover {
  opacity: 0.85;
}