:root {
    --Orange: hsl(25, 97%, 53%);
    --White: hsl(0, 0%, 100%);
    --LightGrey: hsl(217, 12%, 63%);
    --MediumGrey: hsl(216, 12%, 54%);
    --DarkBlue: hsl(213, 19%, 18%);
    --VeryDarkBlue: hsl(216, 12%, 8%);
  }
  
  * {
    transition: all 0.2s ease-in-out;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Overpass", sans-serif;
  }
  
  body {
    background-color: var(--VeryDarkBlue);
    min-height:100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  
  .container {
    border-radius: 20px;
    color: var(--White);
    padding: 1.8rem;
    max-width: 410px;
    background: linear-gradient(25deg, #171e28, #1f2630);
    margin: auto;
  }
  
  h1 {
    margin: 1rem 0;
    font-size: 1.5rem;
  }
  
  .content p,
  .result-rating p {
    font-weight: 400;
    margin: 1rem 0;
    color: var(--LightGrey);
  }
  
  .none {
    display: none;
  }
  
  /* input rating section */
  
  .input-rating {
    margin: 0.5rem 0;
  }
  
  .container .rating-num {
    margin: 1rem 0;
    display: flex;
    justify-content: space-between;
  }
  
  .container .rating-num li {
    list-style: none;
    width: 50px;
    height: 50px;
    padding: 17px;
    text-align: center;
    background-color: var(--DarkBlue);
    border-radius: 50%;
  }
  
  .container .rating-num li:hover {
    cursor: pointer;
    background-color: var(--Orange);
  }
  
  .container .rating-num .active {
    background-color: var(--LightGrey);
  }
  
  button {
    width: 100%;
    padding: 0.7rem 1rem;
    margin: 1rem 0 0;
    border-radius: 20px;
    border: 0;
    color: var(--White);
    font-weight: 700;
    background-color: var(--Orange);
  }
  button:hover {
    cursor: pointer;
    background-color: var(--White);
    color: var(--Orange);
  }
  .star-icon {
    background-color: var(--DarkBlue);
    padding: 10px;
    margin: 0.5rem 0;
    border-radius: 50%;
  }
  
  .warning {
    text-align: center;
    margin: 1rem 0 -1rem;
    text-transform: uppercase;
    color: var(--Orange);
  }
  
  /* thank you rating section */
  .result-rating p {
    margin-top: 0.75rem;
  }
  .result-rating .thank-you {
    width: 45%;
    margin: 0 0 1rem;
  }
  
  .result-rating {
    text-align: center;
    margin: 1rem auto;
  }
  
  .result-rating .result {
    margin: auto;
    width: 55%;
    border-radius: 40px;
    background-color: var(--DarkBlue);
    padding: 0.5rem 0.6rem;
    color: var(--Orange);
  }
  
  .result-rating .content {
    margin: 1.5rem 0;
  }
  
  /* responsive mobile */
  @media screen and (max-width: 400px) {
    .container {
      margin: auto 0.5rem;
      padding: 1rem;
    }
    .result-rating .result {
      width: 80%;
    }
  
    .result-rating .thank-you {
      width: 65%;
    }
  
    .container .rating-num {
      margin: 1rem 0;
      display: flex;
      align-items: center;
    }
  }
  
  @media screen and (max-width: 300px) {
    .container .rating-num {
      justify-content: center;
      flex-wrap: wrap;
      margin: 0;
    }
    .container .rating-num li {
      margin: 0.75rem;
    }
  }
  
  /* footer style */
  footer {
    color: var(--LightGrey);
  }
  .attribution {
    font-size: 11px;
    text-align: center;
  }
  
  .attribution a {
    color: var(--Orange);
  }
  .attribution a:hover {
    color: var(--White);
  }