#page_top{
 width:100px;
 height:60px;
 position:fixed;
 right:2px;
 bottom:2px;
 background:#1793fe;
 opacity:0.6;
 border-radius:15px;
 border:1px solid #039;
}
#page_top:hover{
 position:fixed;
 right:3px;
 bottom:3px;
 filter:drop-shadow(1px 1px 1px #000);
}

#page_top a{
 position:relative;
 display:block;
 width:100px;
 height:60px;
 text-decoration:none;
}
#page_top a::before{
 font-family:'Font Awesome 5 Free';
 font-weight:900;
 content:'\f102';
 font-size:25px;
 color:#fff;
 position:absolute;
 width:25px;
 height:25px;
 top:-25px;
 bottom:2px;
 right:2px;
 left:0;
 margin:auto;
 text-align:center;
}
#page_top a::after{
 content:'PAGE TOP';
 font-size:13px;
 color:#fff;
 position:absolute;
 top:30px;
 bottom:2px;
 right:2px;
 left:0;
 margin:auto;
 text-align:center;
}