.mfc-wrapper{
 position:fixed;
 bottom:25px;
 right:25px;
 z-index:9999;
 display:flex;
 flex-direction:column;
 gap:10px;
 font-family:tahoma;
}
.mfc-btn{
 color:#fff;
 padding:14px 18px;
 border-radius:30px;
 text-decoration:none;
 box-shadow:0 6px 18px rgba(0,0,0,.3);
 text-align:center;
}
.mfc-btn:hover{opacity:.9}