.original .more_btn a{
  display: inline-block;
    position: relative;
    z-index: 0;
    text-decoration: none;
    -webkit-transition: all .3s;
    transition: all .3s;
    padding: 15px 35px;
    line-height: 1;
    text-align: center;
    font-size: 16px;
    font-weight: bold;
    min-width: 170px;
    left: inherit;
    border: none;
    border-radius: 40px;
    overflow: hidden;
    color: #ffffff;
    background: #009bdd;
}
.original .more_btn a:before{
  display: inline-block;
    position: absolute;
    top: 0;
    left: inherit;
    right: 0;
    content: "";
    width: 0;
    height: 100%;
    border-radius: 40px;
    background-color: rgba(0,0,0,0.7);
    -webkit-transition: width 0.3s ease;
    -moz-transition: width 0.3s ease;
    -o-transition: width 0.3s ease;
    -ms-transition: width 0.3s ease;
    transition: width 0.3s ease;
    z-index: -1;
}
.original .more_btn a:hover:before{
  left: 0;
  width: 100%;
}
.original .more_btn a:after{
  content: ">";
    position: absolute;
    right: 10px;
}


.original ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 30px;
}

.original ul li {
    margin: 0 20px;
}