/* Basic styling for the body */
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(45deg, #6a82fb, #fc5c7d);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite; /* Smooth background gradient shift */
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  flex-direction: column;
  color: #333;
  opacity: 0;
  animation: fadeIn 1s forwards; /* Fade-in effect on page load */
}

/* Fade-in effect for the page load */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Gradient animation for background */
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Title styling */
h1 {
  font-size: 32px;
  color: #007bff; /* Bright blue title */
  margin-bottom: 20px;
  text-align: center;
  transition: text-shadow 0.3s ease-in-out;
}

h1:hover {
  text-shadow: 0 0 10px rgba(0, 123, 255, 1), 0 0 20px rgba(0, 123, 255, 1); /* Glowing effect */
}

/* Styling for the Google Sign-In button */
.g_id_signin {
  margin: 20px;
}

/* Viewer and output sections */
#viewer, #output {
  width: 90%;
  max-width: 800px;
  background-color: white;
  border-radius: 12px;
  padding: 30px;
  margin-top: 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Add a hover effect for viewer and output sections */
#viewer:hover, #output:hover {
  transform: translateY(-5px); /* Lift the card on hover */
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

/* Section header (for viewer and output) */
#viewer h2, #output h2 {
  font-size: 24px;
  color: #333;
  margin-bottom: 15px;
}

/* Styling for the images inside the viewer */
#viewer img {
  width: 224px;
  height: 224px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  margin: 10px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Image hover effects (zoom, shadow, and lifting) */
#viewer a {
  display: inline-block;
  overflow: hidden;
  position: relative;
}

#viewer a:hover img {
  transform: scale(1.05); /* Zoom effect */
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2); /* Shadow on hover */
  transition: all 0.3s ease-in-out;
}

#viewer a:hover {
  transform: translateY(-5px); /* Lift the image card */
  transition: transform 0.3s ease-in-out;
}

/* Styling for links to images */
#viewer a {
  text-decoration: none;
}

/* Output error message style */
#output {
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #721c24;
}

/* Button and input hover effect */
button:hover, input:hover {
  background-color: #0056b3; /* Darker blue on hover */
  transform: scale(1.05); /* Slightly enlarge the button */
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Add shadow for depth */
  transition: all 0.3s ease-in-out;
}

/* Footer and additional text styling */
footer {
  margin-top: 30px;
  font-size: 14px;
  color: #777;
}

footer a {
  color: #007bff;
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}