html {
  font-size: 10px;
  font-family: 'Open Sans', sans-serif;
  background-color: #0b0b0f; /* deep charcoal / stage-dark */
}

body {
  width: 600px;
  margin: 40px auto;
  background-color: #14141c; /* soft black */
  padding: 0 24px 24px 24px;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

/* HEADLINE */
h1 {
  font-size: 56px;
  text-align: center;
  margin: 0;
  padding: 24px 0;
  color: #e6e6ff; /* icy white-lavender */
  letter-spacing: 1px;
  text-shadow: 0 0 12px rgba(170, 160, 255, 0.4);
}

/* BODY TEXT */
p,
li {
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: 0.5px;
  color: #d1d1e0;
}

/* LIST */
ul {
  padding-left: 20px;
}

/* IMAGE */
img {
  display: block;
  margin: 20px auto;
  max-width: 100%;
  border-radius: 12px;
}

/* BUTTON */
button {
  display: block;
  margin: 24px auto 0;
  padding: 10px 20px;
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: linear-gradient(135deg, #6a5cff, #9b7bff);
  color: white;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(155, 123, 255, 0.5);
}