/*General*/
body {
  font-family: 'Helvetica', 'Arial', sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f4f4f9;
}

#image-titles {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  margin: 40px;
  padding: 20px;
}

#image-titles h3 {
  cursor: pointer;
  font-size: 1.5rem;
  margin: 20px 10px;
  padding: 15px;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 4px 4px 12px rgba(255, 0, 0, 0.3); 
  text-align: center;
  transition: all 0.3s ease;
  width: 30%;
  color: #333;
}

#image-titles h3:hover {
  background-color: #4caf50;
  color: #fff;
  transform: translateY(-5px);
  box-shadow: 6px 6px 15px rgba(255, 0, 0, 0.5); 
}

/* Popup Styling */
#popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

#popup.visible {
  opacity: 1;
  pointer-events: auto;
}

#popup-content {
  background-color: #fff;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 4px 4px 12px rgba(255, 0, 0, 0.3); 
  text-align: center;
  max-width: 400px; 
  width: 90%;
  transform: scale(0.8);
  transition: transform 0.3s ease;
}

#popup.visible #popup-content {
  transform: scale(1);
}

#popup img {
  width: 100%;
  max-width: 100%;
  border-radius: 8px;
  margin-top: 20px;
  box-shadow: 0 6px 15px rgba(255, 0, 0, 0.2);
}

#close {
  font-size: 2rem;
  color: #ff3333;
  cursor: pointer;
  position: absolute;
  top: 10px;
  right: 10px;
  transition: color 0.2s ease;
}

#close:hover {
  color: #ff1a1a;
}

footer, p, header {
  text-align: center;
}

/* Flex */
@media (max-width: 768px) {
  #image-titles h3 {
    font-size: 1.2rem;
    margin: 10px;
    flex-basis: 45%;
  }
}

@media (max-width: 480px) {
  #image-titles {
    justify-content: center;
  }

  #image-titles h3 {
    font-size: 1rem;
    flex-basis: 100%;
    margin: 10px;
    padding: 12px;
  }

  #popup-content {
    padding: 20px;
    max-width: 90%;
  }

  #popup img {
    max-width: 100%;
  }
}