* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to right, #74ebd5, #ACB6E5);
    color: #333;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
  }
  
  .container {
      background-color: white;
      padding: 2rem;
      border-radius: 1rem;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
      width: 90%;
      max-width: 400px;
      text-align: center;
  }
  
  h1 {
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
  }
  
  .search-box {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
  }

  @media (max-width: 500px) {
      .search-box {
          flex-direction: column;
      }

      #cityInput,
      #searchBtn {
          width: 100%;
      }
  }
  
  #cityInput {
    flex: 1;
    padding: 0.6rem;
    border: 1px solid #ccc;
    border-radius: 0.5rem;
    font-size: 1rem;
  }
  
  #searchBtn {
    padding: 0.6rem 1rem;
    border: none;
    background-color: #4a90e2;
    color: white;
    border-radius: 0.5rem;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s ease;
  }
  
  #searchBtn:hover {
    background-color: #357ABD;
  }
  
  #weatherInfo {
    margin-top: 1rem;
  }
  
  #weatherIcon {
    width: 80px;
    margin-top: 0.5rem;
  }
  
  .error {
    color: red;
    margin-top: 1rem;
    font-weight: bold;
  }
  
  .hidden {
    display: none;
  }

  .unit-toggle {
      margin-bottom: 1rem;
      font-weight: bold;
      display: flex;
      justify-content: center;
      gap: 1.5rem;
  }

  .unit-toggle label {
      cursor: pointer;
  }

  .unit-toggle input {
      margin-right: 0.3rem;
  }
  
  @media (max-width: 500px) {
      h1 {
          font-size: 1.5rem;
      }

      .container {
          padding: 1.5rem;
      }

      .unit-toggle {
          flex-direction: column;
          gap: 0.5rem;
      }

      #weatherIcon {
          width: 60px;
      }

      #temperature {
          font-size: 1.5rem;
      }
  }