html,
body {
  margin: 0;
  width: 300px;
  min-height: 220px;
  background: #070914;
  color: #fff;
  font-family: Arial, Helvetica, sans-serif;
}

.popup {
  display: grid;
  gap: 16px;
  padding: 22px;
  background:
    radial-gradient(circle at 20% 10%, rgba(216, 255, 0, .16), transparent 34%),
    radial-gradient(circle at 88% 20%, rgba(255, 0, 220, .18), transparent 35%),
    linear-gradient(145deg, #090b13, #111726);
}

img {
  width: 90px;
  height: 90px;
  object-fit: contain;
}

p {
  margin: 0;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

button {
  min-height: 52px;
  border: 0;
  border-radius: 16px;
  background: linear-gradient(135deg, #d8ff00, #86ff63);
  color: #060812;
  cursor: pointer;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
}

button:hover,
button:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}
