* {
    box-sizing: border-box;
  }
  body {
    background: #11001C;
    height: 100vh;
  }
  .container {
    margin-top: 30px;
  }
  
  .half-width {
    height: 570px;
    background: #1f0131;
    padding: 30px;
    text-align: center;
  }
  .generate-btn {
    margin-top: 140px;
    width: 180px;
    padding: 50px;
    border-radius: 50%;
    border: 8px solid #39458c;
    background-color: #495bc3;
    color: #ffffff;
    font-weight: bold;
    font-size: 20px;
    text-align: center;
  }
  .generate-btn:focus {
    outline: none;
    box-shadow: none;
  }
  
  input {
    background-color: #0c34e7;
    padding: 10px 0px;
    width: 80%;
    margin: 0 auto;
    border: 2px solid #858299;
    height: 50px;
    padding: 10px;
    color: white;
  }
  input[type="text"]:focus {
    background-color: #3d4153;
    color: #fff;
    font-size: 20px;
  }
  .numbers {
    margin: 30px 0;
  }
  
  .calc-typed {
    margin-top: 20px;
    font-size: 45px;
    text-align: right;
    color: #fff;
  }
  
  .calc-button-row {
    width: 100%;
  }
  
  .button {
    width: 20%;
    background: #425062;
    color: #fff;
    padding: 20px 0;
    margin: 5px;
    display: inline-block;
    font-size: 25px;
    text-align: center;
    vertical-align: middle;
    margin-right: -4px;
    border-radius: 10px;
    cursor: pointer;
  }
  .blink-me {
    color: #e0b612;
  }
  .submit-btn {
    border: none;
    margin-top: 20px;
    padding: 10px 120px;
    border-radius: 5px;
    background: #495bc3;
    color: #fff;
  }
  .notify {
    color: #fff;
    text-align: center;
    margin: 0 auto;
    background: #222436;
    margin-top: 20px;
    border-radius: 15px;
    padding: 5px 20px;
  }
  .notify-section {
    width: 35%;
    margin: 0 auto;
  }
  .action-left {
    color: #ff3c5f;
    margin-top: 10px;
  }