.bd-b, .head-bar, .list-set, .list-img, .list-txt li, .list-msg li, .content, .info, .user-info {
  border-bottom: #A7A7AA 0.5px solid;
}

.bd-t, .foot-bar, .list-set div, .list-set, .list-txt, .user-info {
    border-top: #A7A7AA 0.5px solid;
}

.bd-r {
    border-right: #A7A7AA 0.5px solid;
}

.bd-l {
    border-left: #A7A7AA 0.5px solid;
}