.cl6fix-hidden{
    max-height:220px;
    overflow:hidden;
    position:relative;
}
.cl6fix-hidden:after{
    content:'';
    position:absolute;
    bottom:0;
    left:0;
    width:100%;
    height:80px;
    background:linear-gradient(to bottom,transparent,#ffffff);
}
.cl6fix-visible,
.cl6fix-hidden,
.cl6fix-shown{
    color:inherit;
}
.cl6fix-btn{
    color:#ffffff;
    border:none;
    cursor:pointer;
    font-size:16px;
    margin-top:12px;
    display:block;
    text-align:center;
    border-radius:4px;
}