body{
    background-color: rgb(163, 208, 247);
  }
  
  
  section {
    margin: 0 auto;
  }
  
  .first {
    background: #75ccf2;
    color: rgb(0, 0, 0);
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    max-width: 800px;
    margin-top: 25px;
  }
  
  .mainp {
    background: #6b78b5;
    color: rgb(0, 0, 0);
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    max-width: 620px;
    margin-top: 50px;
  }
  
  .mainp {
    background: #6b78b5;
    color: rgb(0, 0, 0);
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    max-width: 820px;
    margin-top: 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  
  .next {
    display: flex;
    justify-content: flex-end;
    padding-right: 50px;
    padding-top: 4px;
  }
  
  .next a {
    background: #43e771;
    color: #000000;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
  }
  
  p {
  font-family: 'Comic Sans MS', cursive, sans-serif;
  }
  
  .left, 
  .right {
    background: #43e771;
    color: #00647d;
    border: none;
    border-radius: 5px;
    width: 100px;
    height: 27px;
    font-size: 20px;
    cursor: pointer;
    transition: transform 0.3s;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .left{
    margin-right: 10px;
  }
  
  .right{
    margin-left: 10px;
  }
  
  .left:hover, 
  .right:hover {
      transform: scale(1.1);
  }

  .back-button {
    position: fixed;
    top: 20px;
    left: 20px;
    background: none;
    color: #00647d;
    border: none;
    width: 40px;
    height: 40px;
    font-size: 32px;
    cursor: pointer;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s;
  }
  
  .back-button:hover {
    transform: scale(1.2);
  }
  @media screen and (max-width: 768px) {
    .mainp {
        flex-direction: column;
        padding: 10px;
    }
  
    .mainp img {
        width: 100%;
        margin: 15px 0;
    }
  
    .left, 
    .right {
        width: 100%;
        max-width: 100px;
        margin: 5px auto;
    }
  
    .first {
        padding: 15px;
        margin: 15px;
    }
  
    p {
        font-size: 16px;
        line-height: 1.5;
    }
  }
  
  @media screen and (max-width: 384px) {
    .mainp {
        flex-direction: column;
        padding: 10px;
    }
  
    .mainp img {
        width: 100%;
        margin: 15px 0;
    }
  
    .left, 
    .right {
        width: 50%;
        max-width: 100px;
        margin: 5px auto;
        font-size: 16px;
    }
  
    .first {
        padding: 15px;
        margin: 15px;
    }
  
    p {
        font-size: 12px;
        line-height: 1.5;
    }
    
    .back-button{
      width:20px;
      height: 20px;
      font-size: 24px;
    }
  }