.btn-fullscreen{display:block;width:29px;height:29px;padding:2px;margin:10px auto;background-color:rgba(20,134,205,1);border:none;border-radius:5px;cursor:pointer}.btn-fullscreen img{width:25px;height:25px;border:none!important}p.link-riddle{text-align:center;padding-left:20px;font:inherit;font-size:80%;max-width:95%}p.link-riddle a{color:inherit}