adding custom css and prebuilt for 1.8.1-90-g3d1eca95-dirty

custom.css

@@ -1,5 +1,5 @@
 /* Element Web modification by nixc */
-/* For Element Web v.1.7.34-40      */
+/* For Element Web v.1.8.1-90-g3d1eca95-dirty         */
 .mx_AuthPage_modalContent {
   background: #222121 !important;
 }
@@ -229,7 +229,7 @@ span.mx_MVideoBody video.mx_MVideoBody {
 
 .mx_InlineSpinner {
   display: inline;
-  position: absolute;
+  position: relative;
   left: 0;
   top: 5px;
 }
@@ -241,11 +241,6 @@ span.mx_MVideoBody video.mx_MVideoBody {
   filter: invert(100);
 }
 
-.mx_MImageBody_thumbnail_container {
-  background: #0000001f;
-  border-radius: 5px;
-}
-
 .mx_SendMessageComposer .mx_BasicMessageComposer {
   -ms-flex: 1;
   flex: 1;
@@ -281,4 +276,70 @@ span.mx_MVideoBody video.mx_MVideoBody {
   box-shadow: none;
   margin: 0;
   z-index: 0;
+}
+
+.mx_EventTile_content .markdown-body code, .mx_EventTile_content .markdown-body pre {
+  background-color: black;
+}
+
+.hljs {
+  color: #ece0e0;
+}
+
+.mx_EventTile[data-layout=bubble][data-self=true] {
+  --backgroundColor: #252525;
+}
+
+.mx_EventTile[data-layout=bubble][data-self=false] {
+  --backgroundColor: #252525;
+}
+
+.mx_EventTile[data-layout=bubble] .mx_EventTile_avatar img {
+  -webkit-box-shadow: 0 0 0 3px #252525;
+  box-shadow: 0 0 0 3px #252525;
+  border-radius: 50%;
+}
+
+.mx_EventTile[data-layout=bubble].mx_EventTile_selected:before, .mx_EventTile[data-layout=bubble]:hover:before {
+  background: #25252540;
+}
+
+.mx_EventTile[data-layout=bubble].mx_EventTile_selected .mx_EventTile_avatar img, .mx_EventTile[data-layout=bubble]:hover .mx_EventTile_avatar img {
+  -webkit-box-shadow: 0 0 0 3px #252525;
+  box-shadow: 0 0 0 3px #252525;
+}
+
+.mx_MediaBody.mx_AudioPlayer_container .mx_AudioPlayer_seek .mx_Clock {
+  width: auto;
+}
+
+.mx_ToastContainer .mx_Toast_toast, .mx_ToastContainer.mx_ToastContainer_stacked::before {
+  -webkit-box-shadow: 0px 0px 0px 1px rgba(136, 131, 131, 0.5);
+  box-shadow: 0px 0px 0px 1px rgba(136, 131, 131, 0.5);
+  border-radius: 0;
+  background: #202020;
+}
+
+.mx_NotificationBadge.mx_NotificationBadge_visible {
+  background-color: #ff0707;
+}
+
+.mx_MessageComposer_e2eIcon.mx_E2EIcon {
+  position: absolute;
+  left: 60px;
+  margin-right: 0;
+  margin-left: -5px;
+  width: 12px;
+  height: 12px;
+  margin-right: 5px;
+}
+
+.mx_ContextualMenu {
+  border-radius: 0;
+}
+
+.mx_Dialog {
+  -webkit-box-shadow: unset;
+  box-shadow: unset;
+  border-radius: 0;
 }