* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  width: 100%;
  background-color: #66a0bf;
  font-family: Arial, sans-serif;
  text-align: center;
  padding: 20px;
}
.grid-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4 columns */
  gap: 15px;
  max-width: 1000px;
  width: 100%;
  padding: 15px;
}
.grid-container .btn {
  width: 100%;
  padding: 15px;
  font-size: 16px;
  border-radius: 8px;
  background-color: #444;
  color: rgb(0, 31, 103);
  border: none;
  cursor: pointer;
}
@media (max-width: 768px) {
  .grid-container {
    grid-template-columns: repeat(4, 1fr); /* 4 columns on mobile */
  }
}




.whatsapp-btn, .btn, input, button {
  padding: 15px 15px;
  margin: 10px;
  font-size: 18px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  width: 90%;
  max-width: 300px;
}
.whatsapp-btn {
  background-color: #25D366;
  color: white;
}
.btn {
  background-color: #333;
  color: white;
}
.post-area {
  width: 90%;
  max-width: 600px;
  margin: 15px auto;
  padding: 20px;
  background: white;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
  border-radius: 10px;
}