body {
       font-family: 'Arial', sans-serif;
       display: grid;
       justify-content: center;
       align-items: center;
       min-height: 100vh;
       margin: 0;
       background: linear-gradient(135deg, #00bcd4, #ff5722);
   }

   .container {
       display: flex;
       flex-direction: column;
       align-items: center;
       gap: 20px;
       width: 90%;
       max-width: 800px;
       text-align: center;
       padding: 30px;
       border-radius: 10px;
       background: rgba(255, 255, 255, 0.9);
       box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
   }

   textarea {
       width: 100%;
       height: 120px;
       font-size: 16px;
       padding: 15px;
       border: 1px solid #ccc;
       border-radius: 8px;
       font-family: 'Arial', sans-serif;
       transition: all 0.3s;
       box-sizing: border-box;
   }

   textarea:focus {
       border-color: #007bff;
       outline: none;
       box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
   }

   canvas {
       width: 100%;
       height: auto;
       max-height: 400px;
       border: 2px solid #007bff;
       background-image: url('lined-paper.png');
       background-size: cover;
       margin-top: 20px;
       border-radius: 8px;
       box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
   }

   .form-group {
       display: flex;
       flex-direction: column;
       gap: 15px;
       align-items: center;
       width: 100%;
   }

   .form-group label {
       font-size: 16px;
       font-weight: bold;
       color: #333;
       margin-bottom: 5px;
   }

   select, input[type="color"], input[type="range"], button {
       padding: 12px 20px;
       font-size: 16px;
       margin: 5px;
       cursor: pointer;
       border: 1px solid #ccc;
       border-radius: 8px;
       width: 100%;
       max-width: 350px;
       transition: all 0.3s;
   }

   select:focus, input[type="color"]:focus, input[type="range"]:focus, button:focus {
       border-color: #007bff;
       outline: none;
       box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
   }

   button {
       background: linear-gradient(135deg, #00bcd4, #ff5722);
       color: white;
       border: none;
       width: 100%;
       max-width: 350px;
       font-size: 18px;
       transition: background-color 0.3s, transform 0.2s;
   }

   button:hover {
       background-color: #007bff;
       transform: scale(1.05);
   }

   button:focus {
       outline: none;
   }

   .button-container {
       display: flex;
       gap: 15px;
       width: 100%;
       justify-content: center;
   }

   .button-container button {
       width: 100%;
       max-width: 160px;
       font-size: 16px;
   }

   @media (max-width: 768px) {
       .container {
           padding: 15px;
       }
       textarea, select, input[type="color"], input[type="range"], button {
           max-width: 100%;
       }
       .button-container {
           flex-direction: column;
       }
       .button-container button {
           width: 100%;
           margin-bottom: 10px;
       }
   }