* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body,
html {
  height: 100%;
  font-family: 'Arial', sans-serif;
}

a {
  text-decoration: none;
}

.btn-container {
  margin-top: 40px;
}

.hero {
  background: url('/assets/images/background.png') no-repeat
    center center/cover;
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.overlay {
  background: #000164;
  border-radius: 50%;
  width: 90vw;
  max-width: 600px;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  text-align: center;
}

.content {
  color: white;
}

.content h1 {
  font-size: 4rem;
  font-weight: bold;
  margin-bottom: 2rem;
}

.content h2 {
  color: white;
  font-weight: normal;
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.tagline {
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: 3rem;
  font-weight: 500;
}

.btn-start {
  background-color: #ff3b7f;
  color: white;
  border: none;
  padding: 12px 52px;
  font-size: 1.3rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.btn-start:hover {
  background-color: white;
  color: #ff3b7f;
}

.btn-instructions {
  background-color: white;
  color: #ff3b7f;
  border: none;
  margin-top: 50px;
  padding: 10px 20px;
  font-size: 1rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.btn-instructions:hover {
  background-color: #e43271;
  color: white;
}

@media (max-width: 600px) {
  .overlay {
    width: 90vw;
    padding: 20px 10px;
  }

  .content h1 {
    font-size: 1.5rem;
  }

  .content h2 {
    font-size: 1rem;
  }

  .btn-start,
  .btn-instructions {
    padding: 10px 20px;
    font-size: 0.9rem;
  }

  .content p {
    padding: 0 50px;
  }
}