mquiz.css

body {
    transform: translatex(-4%);
    font-family: 'Poppins', sans-serif;
    overflow-x: hidden;
    background-image: linear-gradient(rgba(0,0,0,0.68),rgba(0,0,0,0.68)),url("../e-book/media/bgq.jpg");
  background-repeat: no-repeat;
  background-attachment: fixed;
  width: 100%;
  height: auto;
  background-size: cover;
  background-position: center;
  position: relative;
  padding: 0 5%;
  display: flex;
  justify-content: center;
  animation: fadeIn 1s ease-in-out forwards;
    opacity: 0;
    }
    @keyframes fadeIn {
        to {
            opacity: 1;
        }
    }

.a{
    border: black;
    transform: scale(0.9);
font-weight: bold;
    background-color: white;
    width: 30%;
    justify-content: center;
    align-items: center;
    margin-top: 6%;
    -moz-box-shadow: 0 0 20px 20px #888;
      -webkit-box-shadow: 0 0 20px 20px#888;
      box-shadow: 0 0 8px 8px #888;
}
.aa{
    text-align: center;
    text-decoration: underline;
}
.button{
    width: 200px;
    padding: 11px 0;
    text-align: center;
    margin: 630px 220px;
    border-radius: 25px;
    background-color: aqua;
    font-weight: bold;
    border: 2px solid #009688;
    background: transparent;
    color: #fff;
    cursor:hand;
    text-decoration: none;
    position: absolute;
}
.button:hover span {
    padding-right: 25px;
  }
  .button:hover span:after {
    opacity: 1;
    right: 0;
  }
  .button span {
    cursor: pointer;
    display: inline-block;
    position: relative;
    transition: 0.5s;
  }
  
  .button span:after {
    content: '\00bb';
    position: absolute;
    opacity: 0;
    top: 0;
    right: -20px;
    transition: 0.5s;
  }