/* postprofile is sticky
-------------------------*/
.postprofile {
    margin: 5px 0 35px 0!important;
    position: sticky; 
    top: 5px;
} 
.postprofile .avatar img {border-radius: 10px}
.contact-icon {font-size: 1px;}
.contact-icons a {
    border-bottom: 1px dotted;
    float: left;
    padding: 3px;
}

/* responsive CSS 
* Thanks to Mannix_: https://www.phpbb.com/community/viewtopic.php?p=15990055#p15990055 */

@media (max-width: 700px){
 .post .postprofile{
   top:0;
   width: 100%;
   background-color:inherit;
  padding-top: 5px;
 }
 .post .inner {
  background-color: inherit;
 }
 .wrap{
  overflow: unset;
 }
}