.s_pdf_download_link,
.s_pdf_download_link:hover{
text-decoration: none;
}
.s_pdf_download_bttn{
display: block;
padding: 5px 20px;
background: #333;
color: #fff;
font-size: 18px;
margin-top: 20px;
border: 2px solid transparent;
transition: all ease .25s;
-webkit-transition: all ease .25s;
}
.s_pdf_download_bttn:hover{
background: #fff;
border: 2px solid #333;
color: #333;
}