body {
    font-family: 'Roboto', sans-serif;
    text-align: center;
    margin: 0;
    padding: 0;
    background: linear-gradient(270deg,#2b11d9, #bb07cc, #cc077d, #e30707);
    background-size: 800% 800%;
    animation: gradientBackground 15s ease infinite;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
  }
  
  @keyframes gradientBackground {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
  }
  
  .container {
    background: rgba(0, 0, 0, 0.7);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 500px;
  }
  
  h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
  }
  
  .form-group {
    margin-bottom: 20px;
  }
  
  label {
    font-size: 1.2em;
    margin-bottom: 10px;
    display: block;
    color: #ffeb3b;
  }
  
  input[type="file"], select {
    font-size: 1em;
    padding: 10px;
    border: none;
    border-radius: 10px;
    width: 100%;
    box-sizing: border-box;
  }
  
  input[type="file"] {
    background: rgba(255, 255, 255, 0.9);
    color: #333;
  }
  
  select {
    background: rgba(255, 255, 255, 0.9);
    color: #333;
  }
  
  button {
    font-size: 1.2em;
    padding: 10px 20px;
    background-color: #e427da;
    color: #333;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease;
    width: 100%;
    box-sizing: border-box;
  }
  
  button:hover {
    background-color: #fff176;
    color: #000;
  }
  
  .number-display {
    font-size: 2em;
    margin-top: 20px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    overflow: hidden;
    width: 100%;
    box-sizing: border-box;
  }
  
  .digit {
    display: inline-block;
    width: 1em;
    text-align: center;
    opacity: 0;
    animation: drop 1s ease-in-out forwards;
  }
  
  @keyframes drop {
    0% { transform: translateY(-10em); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
  }
  
  #remainingTickets {
    font-size: 1.2em;
    margin-top: 10px;
    padding: 10px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    display: inline-block;
    width: 100%;
    box-sizing: border-box;
  }
  
  #history {
    margin-top: 20px;
    padding: 10px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    width: 100%;
    color: white;
    box-sizing: border-box;
    overflow-y: auto;
    max-height: 200px;
  }
  
  ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
  }
  
  li {
    background: rgba(255, 255, 255, 0.2);
    margin: 5px 0;
    padding: 10px;
    border-radius: 5px;
  }
  
  #installButton {
  font-size: 1.2em;
  padding: 10px 20px;
  background-color: #ffeb3b;
  color: #333;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease;
  position: fixed; /* Fix position to the screen */
  bottom: 20px; /* Place it 20px from the bottom */
  left: 50%; /* Center horizontally */
  transform: translateX(-50%); /* Adjust horizontal centering */
  z-index: 1000; /* Ensure it appears above other elements */
}

#installButton:hover {
  background-color: #fff176;
  color: #000;
}