body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: sans-serif;
  overflow: hidden;
}

.background-image {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('https://images.pexels.com/photos/8992775/pexels-photo-8992775.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=2');
  background-size: cover;
  background-position: center;
  filter: blur(8px);
  -webkit-filter: blur(8px);
  z-index: -1;
}

.content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100%;
  text-align: center;
}

#family-buttons button {
  background-color: #4CAF50;
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  cursor: pointer;
  border-radius: 12px;
  transition: background-color 0.3s ease;
}

#family-buttons button:hover {
  background-color: #45a049;
}

#message-container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

#love-message {
  font-size: 10vw;
  font-weight: bold;
  color: #fff;
  text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #e60073, 0 0 40px #e60073, 0 0 50px #e60073, 0 0 60px #e60073, 0 0 70px #e60073;
}

.show {
  opacity: 1 !important;
}