html, body {
    height: 100%;
    background-image: url("HomeCaixa.jpg");
}

h1 {
    color:rgba(0, 0, 0, 0.767);
    text-align: center;
}

form {
    visibility: hidden;
}

form, #conversational-form {
    margin: 0;
    padding: 20px;
    height: 75vh;
    width: 60vw;
    border: 1px solid #ddd;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    border-radius: 10px;
    overflow: hidden;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}


  h1 {
    font-weight: 700;
    text-align: center;
    font-size: 40px;
    font-family: Hack, sans-serif;
    text-transform: uppercase;
    background: linear-gradient(90deg, #000, rgb(255, 136, 0), #000);
    letter-spacing: 5px;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-repeat: no-repeat;
    background-size: 80%;
    animation: shine 5s linear infinite;
    position: relative;
  }
  
  @keyframes shine {
    0% {
      background-position-x: -500%;
    }
    100% {
      background-position-x: 500%;
    }
  }
  
  /*  Checkout my other pens on  https://codepen.io/grohit/  */