:root {
    --blue: #28BBE6;
    --orange: #E68428;
  }
  
  *,
  *::before,
  *::after{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  body {
    background-color: #E6DA28;
  }
  
  h1 {
    text-align: center;
    font-family: Verdana, Tahoma;
    color: #E62864;
  }
  
  #change-due {
    border: 10px solid var(--blue);
    padding: 10px;
    position: relative;
    text-align: center;
    font-weight: 550;
    width: 300px;
    top: 30px;
    margin-right: auto;
    margin-left: auto;
  }
  
  .input {
    position: relative;
    padding: 50px;
    top: 10px;
    margin-right: auto;
    margin-left: auto;
  
  }
  #cash {
    position: relative;
    padding: 10px;
    top: 10px;
    font-weight: 550;
    font-size: 1rem;
    font-family: Sans-Serif;
  }
  
  
  label {
    color: #2858E6;
    font-weight: 550;
    font-family: Sans-Serif;
    font-size: 1rem;
  }
  
  button {
    position: relative;
    left: 100px;
    bottom: 25px;
    margin-left: 10px;
    background-color: #28E643;
  }
  
  #purchase-btn {
    width: 100px;
    height: 40px;
    font-family: Verdana, Tahoma;
    font-weight: 550;
  }
  
  #price {
    border: 10px solid var(--blue);
    padding: 5px;
    width: 200px;
    position: relative;
    left: 60px;
    text-align: center;
    font-weight: 550;
    font-family: Arial;
  }
  
  .left-square {
    border: 10px solid var(--blue);
    padding: 20px;
    width: 10px;
    position: relative;
    left: 80px;
    background-color: var(--blue);
  }
  
  
  .cash-register {
    border: 10px solid var(--blue);
    width: 400px;
    height: 350px;
    background-color: var(--blue);
    border-radius: 10%;
    
  }
  
  .left-buttons {
    position: relative;
    border: 10px solid var(--blue);
    width: 150px;
    height: 150px;
    top: 30px;
    left: 5px;
  }
  
  .left-button-1 {
    position: absolute;
    border: 10px solid var(--blue);
    width: 50px;
    height: 50px;
    left: -5px;
    background-color: var(--orange);
  }
  
  .left-button-2 {
    position: absolute;
    border: 10px solid var(--blue) ;
    width: 50px;
    height: 50px;
    left: 45px;
    background-color: var(--orange);
  }
  
  .left-button-3 {
    position: absolute;
    border: 10px solid var(--blue);
    width: 50px;
    height: 50px;
    left: 90px;
    background-color: var(--orange);
  }
  
  .left-button-4 {
    position: absolute;
    border: 10px solid var(--blue);
    width: 50px;
    height: 50px;
    left: 20px;
    margin-top: -60px;
    background-color: var(--orange);
  }
  
  .left-button-5 {
    position: absolute;
    border: 10px solid var(--blue);
    width: 50px;
    height: 50px;
    left: 70px;
    margin-top: -60px;
    background-color: var(--orange);
  }
  
  .left-button-6 {
    position: absolute;
    border: 10px solid var(--blue);
    width: 50px;
    height: 50px;
    left: 115px;
    margin-top: -60px;
    background-color: var(--orange);
  }
  
  .left-button-7 {
    position: absolute;
    border: 10px solid var(--blue);
    width: 50px;
    height: 50px;
    left: 20px;
    margin-top: -15px;
    background-color: var(--orange);
  }
  
  .left-button-8 {
    position: absolute;
    border: 10px solid var(--blue);
    width: 50px;
    height: 50px;
    left: 70px;
    margin-top: -15px;
    background-color: var(--orange);
  }
  
  .left-button-9 {
    position: absolute;
    border: 10px solid var(--blue);
    width: 50px;
    height: 50px;
    left: 115px;
    margin-top: -15px;
    background-color: var(--orange);
  }
  
  .change-in-drawer {
    border: 10px solid var(--blue);
    padding: 5px;
    width: 197px;
    position: relative;
    left: 170px;
    background-color: white;
    top: -300px;
  }
  
  .apparatus {
    position: relative;
    top: 30px;
  }
  
  
  @media (max-width: 1400px) {
    button {
      margin-left: 400px;
    }
    .apparatus {
      left: 400px;
    }
  }