html{
    width:100%;
    height:100%;
    font-size: 18px;
    background-color: bisque;
}

.center{
    text-align: center;
}

h1{
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

.rules{
    
       margin-top:10%;
    background-color: rgba(128, 128, 128, 0.836);
    margin-left:30%;
    margin-right:30%;
    padding-top:1%;
    padding-bottom:1%;
    padding-left:1%;    
}


.button{
    margin-left: 66.5%;
    margin-top: 0.5%;
}

.btn-2 {
    background-color: #00AFD1;
  }
  .btn-2 .round {
    background-color: #00c4eb;
  }

  a {
    text-decoration: none;
    -moz-border-radius: 30px;
    -webkit-border-radius: 30px;
    border-radius: 30px;
    padding: 12px 53px 12px 23px;
    color: #fff;
    text-transform: uppercase;
    font-family: sans-serif;
    font-weight: bold;
    position: relative;
    -moz-transition: all 0.3s;
    -o-transition: all 0.3s;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    display: inline-block;
  }
  a span {
    position: relative;
    z-index: 3;
  }
  a .round {
    -moz-border-radius: 50%;
    -webkit-border-radius: 50%;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    position: absolute;
    right: 3px;
    top: 3px;
    -moz-transition: all 0.3s ease-out;
    -o-transition: all 0.3s ease-out;
    -webkit-transition: all 0.3s ease-out;
    transition: all 0.3s ease-out;
    z-index: 2;
  }
  a .round i {
    position: absolute;
    top: 50%;
    margin-top: -6px;
    left: 50%;
    margin-left: -4px;
    -moz-transition: all 0.3s;
    -o-transition: all 0.3s;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
  }
  
  .txt {
    font-size: 14px;
    line-height: 1.45;
  }
  .type-3{
      margin-left:60%;
      margin-top:1%;
  }

  .type-3 .round {
    background: transparent;
  }
  .type-3 a {
    position: relative;
    overflow: hidden;
  }
  
  .type-3 a.btn-2:after {
    background-color: #00c4eb;
  }
  
  .type-3 a:after {
    content: "";
    -moz-border-radius: 50%;
    -webkit-border-radius: 50%;
    border-radius: 50%;
    width: 37px;
    height: 38px;
    position: absolute;
    right: 3px;
    top: 3px;
    -moz-transition: all 0.3s ease-out;
    -o-transition: all 0.3s ease-out;
    -webkit-transition: all 0.3s ease-out;
    transition: all 0.3s ease-out;
  }
  .type-3 a:hover:after {
    right: 100%;
    width: 50%;
  }