remove useless stuff

src/components/user_card/user_card.scss

@@ -75,17 +75,6 @@
     --_still-image-label-visibility: hidden;
   }
 
-  .panel-heading {
-    text-align: center;
-    box-shadow: none;
-    background: transparent;
-    backdrop-filter: none;
-    flex-direction: column;
-    align-items: stretch;
-    // create new stacking context
-    position: relative;
-  }
-
   .personal-marks {
     margin: 0.6em;
     padding: 0.6em;
@@ -369,52 +358,6 @@
     }
   }
 
-  .highlighter {
-    margin: 5em;
-    align-items: baseline;
-    line-height: 22px;
-    flex-wrap: wrap;
-
-    .following {
-      flex: 1 0 auto;
-      margin: 0;
-      margin-bottom: 0.25em;
-      text-align: left;
-    }
-
-    .highlighter {
-      flex: 0 1 auto;
-      display: flex;
-      flex-wrap: wrap;
-      margin-right: -0.5em;
-      align-self: start;
-
-      .userHighlightCl {
-        padding: 2px 10px;
-        flex: 1 0 auto;
-      }
-
-      .userHighlightSel {
-        padding-top: 0;
-        padding-bottom: 0;
-        flex: 1 0 auto;
-      }
-
-      .userHighlightText {
-        width: 70px;
-        flex: 1 0 auto;
-      }
-
-      .userHighlightCl,
-      .userHighlightText,
-      .userHighlightSel {
-        vertical-align: top;
-        margin-right: 0.5em;
-        margin-bottom: 0.25em;
-      }
-    }
-  }
-
   .user-interactions {
     position: relative;
     display: flex;
@@ -491,8 +434,6 @@
   img {
     object-fit: contain;
     vertical-align: middle;
-    max-width: 100%;
-    max-height: 400px;
   }
 
   .user-profile-field-add,