.hieuung {
    display: none;
  }
body{
    margin:0;
}
  textarea {
    padding: 5px;
    border: 1px solid #ccc;
    width: 100%;
    line-height: 1.5;
    font-size: 16px;
  }

  @keyframes confetti-slow {
    0% {
      transform: translate3d(0, 0, 0) rotateX(0) rotateY(0);
    }

    100% {
      transform: translate3d(25px, 105vh, 0) rotateX(360deg) rotateY(180deg);
    }
  }

  @keyframes confetti-medium {
    0% {
      transform: translate3d(0, 0, 0) rotateX(0) rotateY(0);
    }

    100% {
      transform: translate3d(100px, 105vh, 0) rotateX(100deg) rotateY(360deg);
    }
  }

  @keyframes confetti-fast {
    0% {
      transform: translate3d(0, 0, 0) rotateX(0) rotateY(0);
    }

    100% {
      transform: translate3d(-50px, 105vh, 0) rotateX(10deg) rotateY(250deg);
    }
  }

  .container-vqmm {
    width: 100vw;
    height: 100vh;
    background: transparent;
    border: 1px solid transparent;
    position: fixed;
    top: 0;
    left: 0;
  }

  .confetti-container {
    perspective: 700px;
    position: absolute;
    overflow: hidden;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
  }

  .confetti {
    position: absolute;
    z-index: 1;
    top: -10px;
    border-radius: 0%;
  }

  .confetti--animation-slow {
    animation: confetti-slow 2.25s linear 1 forwards;
  }

  .confetti--animation-medium {
    animation: confetti-medium 1.75s linear 1 forwards;
  }

  .confetti--animation-fast {
    animation: confetti-fast 1.25s linear 1 forwards;
  }

  /* Checkmark */
  .checkmark-circle {
    width: 150px;
    height: 150px;
    position: relative;
    display: inline-block;
    vertical-align: top;
    margin-left: auto;
    margin-right: auto;
  }

  .checkmark-circle .background {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: #00C09D;
    position: absolute;
  }

  .checkmark-circle .checkmark {
    border-radius: 5px;
  }

  .checkmark-circle .checkmark.draw:after {
    animation-delay: 100ms;
    animation-duration: 3s;
    animation-timing-function: ease;
    animation-name: checkmark;
    transform: scaleX(-1) rotate(135deg);
    animation-fill-mode: forwards;
  }

  .checkmark-circle .checkmark:after {
    opacity: 1;
    height: 75px;
    width: 37.5px;
    transform-origin: left top;
    border-right: 15px solid white;
    border-top: 15px solid white;
    border-radius: 2.5px !important;
    content: '';
    left: 25px;
    top: 75px;
    position: absolute;
  }

  @keyframes checkmark {
    0% {
      height: 0;
      width: 0;
      opacity: 1;
    }

    20% {
      height: 0;
      width: 37.5px;
      opacity: 1;
    }

    40% {
      height: 75px;
      width: 37.5px;
      opacity: 1;
    }

    100% {
      height: 75px;
      width: 37.5px;
      opacity: 1;
    }
  }

  .submit-btn {
    height: 45px;
    width: 200px;
    font-size: 15px;
    background-color: #00c09d;
    border: 1px solid #00ab8c;
    color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 4px 0 rgba(87, 71, 81, .2);
    cursor: pointer;
    transition: all .2s ease-out;
  }

  .submit-btn:hover {
    background-color: #2ca893;
    transition: all .2s ease-out;
  }

  .popup {
    display: none;
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    padding: 20px;
    background: #fff;
    z-index: 1000000;
    border-radius: 4px;
  }

  .popup.show {
    display: flex;
  }

 .popup {
    display: none;
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    padding: 20px;
    background: #fff;
    z-index: 1000000;
    border-radius: 4px;
    width: 500px;
    margin: 0 auto;
    height: 300px;
    text-align: center;
    justify-content: center;
    align-items: center;
}
  .popup-overlay.show {
    display: block;
  }
.popup-overlay {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
  }
  body {
    height: 100vh;
    display: grid;
    place-items: center;
  }

  #wheelOfFortune {
    display: inline-block;
    position: relative;
    overflow: hidden;
  }

  #wheel {
    display: block;
  }

  #spin {
    font: 1.5em/0 sans-serif;
    user-select: none;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30%;
    height: 30%;
    margin: -15%;
    background: #F96805 !important;
    color: #fff;
    box-shadow: 0 0 0 8px currentColor, 0 0px 15px 5px rgba(0, 0, 0, 0.6);
    border-radius: 50%;
    transition: 0.8s;
  }

  #spin::after {
    content: '';
    position: absolute;
    top: -17px;
    border: 10px solid transparent;
    border-bottom-color: currentColor;
    border-top: none;
    display: none;
  }