body {
    font-family: sans-serif;
    margin: 20px auto;
    max-width: 1100px;
    background-color: #f0f0f0;
    color: #444;
    padding: 0 15px;
  }
  
  h1 {
    color: #C76B68;
    text-align: center;
    margin-bottom: 0.2em;
  }
  
  h2 {
    color: #7a7a7a;
    text-align: center;
    margin-top: 0;
    font-weight: normal;
    margin-bottom: 1em;
  }
  
  .dva-stupca {
    display: flex;
    gap: 30px;
    justify-content: center;
    align-items: flex-start;
    flex-wrap: wrap;
  }
  
  .stupac-lijevi {
    flex: 1 1 320px;
    max-width: 550px;
    display: flex;
    flex-direction: column;
    gap: 30px;
  }
  
  .stupac-desni {
    flex: 1 1 320px;
    max-width: 550px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 25px;
  }
  
  .stupac-desni img {
    width: 100%;
    max-width: 600px;
    height: auto;
    border: 2px solid #C76B68;
    border-radius: 8px;
    background-color: #fff0f0;
    box-shadow: 0 4px 8px rgba(199, 107, 104, 0.2);
  }
  
  form {
    width: 100%;
    max-width: 320px;
    background-color: #fff8e1;
    border: 2px solid #DDB166;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 3px 7px rgba(221, 177, 102, 0.4);
    box-sizing: border-box;
  }
  
  label {
    display: block;
    margin-top: 15px;
    font-weight: 600;
    color: #C76B68;
    text-align: left;
  }
  
  input[type="number"] {
    width: 100%;
    max-width: 280px;
    padding: 8px 10px;
    font-size: 1rem;
    border: 2px solid #DDB166;
    border-radius: 5px;
    color: #333;
    background-color: #fff;
    margin-top: 5px;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
  }
  
  input[type="number"]:focus {
    border-color: #C76B68;
    outline: none;
  }
  
  input[type="submit"] {
    margin-top: 20px;
    background-color: #DDB166;
    border: none;
    padding: 12px 20px;
    color: #5a3e00;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 100%;
    box-sizing: border-box;
  }
  
  input[type="submit"]:hover {
    background-color: #c1a14c;
  }
  
  p {
    line-height: 1.6;
    margin-bottom: 1.2rem;
  }
  
  table {
    margin-top: 0;
    border-collapse: collapse;
    width: 100%;
    max-width: 400px;
    background-color: #fff;
    border: 1px solid #ccc;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(199, 107, 104, 0.3);
  }
  
  th,
  td {
    padding: 10px 15px;
    text-align: center;
    border-bottom: 1px solid #ddd;
    color: #444;
  }
  
  th {
    background-color: #C76B68;
    color: white;
    font-weight: 700;
  }
  
  td:last-child {
    font-weight: 600;
    color: #C76B68;
  }
  
  @media (max-width: 720px) {
    .dva-stupca {
      flex-direction: column;
      align-items: center;
    }
  
    .stupac-lijevi,
    .stupac-desni {
      max-width: 100%;
      flex-basis: auto;
    }
  
    form {
      max-width: 100%;
    }
  
    input[type="number"],
    input[type="submit"] {
      max-width: 100%;
    }
  
    table {
      max-width: 100%;
    }
  }