custom.css

/*
Copyright 2017 Bryan Keller (https://github.com/widget-)

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

:root {
   /* Modify these to change your theme colors: */
   --primary: #09F;
   --text: #CCC;
   --background: #080808;
   --background-elevated: #222;

   /* These should be less important: */
   --background-hover: rgba(255, 255, 255, 0.1);
   --background-light: #AAA;
   --background-bright: #FFF;

   --border-dim: #666;
   --border-bright: var(--primary);

   --text-bright: #FFF;
   --text-special: var(--primary);

   --scrollbar-background: #000;
   --scrollbar-border: var(--primary);
}

h1, h2, h3, h4 {
  color: var(--text);
}

/* left scrollbar */
.TeamSidebar, .TeamSidebar .StoplightContainer, .TeamSidebar .TeamSidebar-addArea {
   background-color: var(--background) !important;
   box-shadow: var(--background) 1px 1px 25px;
   z-index: 1;
}

.TeamSidebarItem.unreads .TeamSidebarItem-indicator {
   background-color: var(--border-bright) !important;
   opacity: 1;
}

.TeamSidebarItem-unreadHighlights {
   background-color: var(--border-bright) !important;
   color: var(--text-bright) !important;
}

#msgs_scroller_div::-webkit-scrollbar-track, #client_body::before, .client_container,
#search_terms, #client_body, #footer, ts-message, .channel_header, ts-jumper ts-jumper-container,
ts-jumper input[type="text"],
.supports_custom_scrollbar:not(.slim_scrollbar) #col_channels:hover #channels_scroller::-webkit-scrollbar-track{
  background: var(--background)  !important;
}

#channels_scroller.show_which_channel_is_active[class] li.active .presence.active i.presence_icon,
#channels_scroller.show_which_channel_is_active[class] li.active .slackbot_icon,
#channels_scroller.show_which_channel_is_active[class] li.active .presence.away i.presence_icon {
  color: inherit !important;
}

#client_body::before {
  border-bottom: 1px solid var(--background) !important;
}

ts-message, .channel_title .channel_name, ts-jumper input[type="text"],
ts-jumper ol li .member_real_name, ts-jumper ol li .view_name, ts-jumper ol li .channel_name {
  color: var(--text) !important;
}

.light_theme ts-message .message_content a.message_sender, #msg_input::-webkit-input-placeholder,
ts-jumper input[type="text"]::-webkit-input-placeholder {
  color: var(--text) !important;
}

#msg_input, #primary_file_button {
  background: transparent !important;
  color: var(--text) !important;
  border-color: var(--border-dim) !important;
}

.day_container .day_divider .day_divider_label, .day_divider .day_divider_label,
#convo_container .convo_flexpane_divider .reply_count {
  color: var(--text) !important;
  background-color: var(--background-elevated) !important;
  border: 1px solid var(--border-bright) !important;
  border-radius: 1rem;
}
#convo_container .convo_flexpane_divider .reply_count {
   border-radius: 10px;
   padding: 0px 10px;
}

.mention_day_container_div .day_divider:before {
   background-color: transparent !important;
}

.day_container .day_msgs {
  border-top: 1px solid var(--border-dim) !important;
}

textarea, input[type="text"], #file_comment_textarea {
   background-color: var(--background) !important;
   border-color: var(--border-dim) !important;
   color: var(--text) !important;
}
textarea:focus, input[type="text"]:focus, #file_comment_textarea {
   border-color: var(--border-bright) !important;
   color: var(--text-bright) !important;
}

ts-message {
   border-radius: 5px;
   margin: 1px 5px !important;
   padding-right: 20px !important;
   border-left: 1px solid transparent !important; /* reserve space for hover */
   border-right: 1px solid transparent !important;
}

ts-message:hover {
   background: var(--background-hover) !important;
   /*border: 1px solid var(--border-bright) !important*/
}

/*#msgs_unread_divider + ts-message:hover, ts-message:first-child {
  margin-top: 1px !important;
}
ts-message:last-child {
  margin-bottom: 1px !important;
}*/

#messages_container::after {
   background: none !important;
}

.bot_label {
   padding: 0 4px !important;
   border-radius: 3px !important;
   background: var(--background) !important;
   border: 1px solid var(--border-bright);
}


.file_container:after{
   background-image: -webkit-linear-gradient(top,rgba(255,255,255,0) 0,#333 100%) !important;
}

.rxn,
#team_menu,
#col_channels,
#col_channels_footer,
pre,
ts-message .action_hover_container .btn_msg_action,
#messages_container.has_top_messages_banner:before,
.file_container,
.file_container .CodeMirror .CodeMirror-code>div:before, .file_container .CodeMirror .sssh-line:before, .file_container .sssh-code .CodeMirror-code>div:before, .file_container .sssh-code .sssh-line:before,
#col_flex,
.search_message_result,
#flex_contents .heading,
#flex_contents .heading a,
#flex_contents .subheading,
.search_result_with_extract,
#search_filters a,
.menu,
.menu #menu_items_scroller,
.btn, .btn_outline {
  background: var(--background-elevated) !important;
}

pre,
ts-message .action_hover_container .btn_msg_action,
.file_container .CodeMirror .CodeMirror-code>div pre, .file_container .CodeMirror .sssh-line pre, .file_container .sssh-code .CodeMirror-code>div pre, .file_container .sssh-code .sssh-line pre,
.search_message_result .search_message_result_meta a,
.search_message_result .search_message_result_meta .date_links a,
.flexpane_redesign #flex_contents .heading_text,
#flex_contents .subheading,
#search_filters.files #filter_files, #search_filters.messages #filter_messages,
.menu ul li a,
.btn, .btn_outline{
  color: var(--text) !important;
  border-color: var(--border-dim) !important;
}

.btn:hover:after {
   border-color: var(--border-bright);
}

.action_hover_container {
  border: 1px solid var(--border-dim) !important;
}
.ts_tip_float.btn_msg_action:not(:last-child) {
  border-right: 1px solid var(--border-dim) !important;
}
.ts_tip_float.btn_msg_action:hover {
  background-color: var(--background) !important;
}

#quick_switcher_btn{
  /*border-top-color: #333 !important;*/
  background-color: transparent;

}

.rxn,
.search_result_with_extract,
.flexbox_client.flexpane_redesign.flex_pane_showing #col_flex,
.flexpane_redesign #flex_contents .heading,
#flex_contents .subheading,
.search_segmented_control,
.menu{
 border-color: var(--border-dim) !important;
}

.search_result_with_extract {
  box-shadow: 0 1px 10px #555 !important;
}

.ql-placeholder {
   color: var(--text);
}

.ql-container.texty_single_line_input {
  background-color: var(--background-elevated);
  color: var(--text);
}

.ql-container .ql-editor p {
  color: var(--text);
}

#quick_switcher_btn:active, #quick_switcher_btn:focus, #quick_switcher_btn:hover {
   background-color: var(--background-elevated);
   border-color: var(--background-elevated);
}

.comment .mention, .feature_name_tagging_client .comment .mention, .feature_name_tagging_client ts-message .mention, ts-message .mention,
span.match {
  border: 1px solid var(--border-bright);
  background-color: var(--background-elevated) !important;
  padding: 2px 4px;
  margin: 2px;
  border-radius: 10px;
}

.mention > .mention {
   /* I'm assuming this is a Slack bug */
   border: none;
}

pre.special_formatting{
  background: var(--background-elevated) !important;
}

code {
  color: var(--text-special) !important;
  background-color: var(--background-elevated) !important;
  border-color: var(--border-dim) !important;
}

.supports_custom_scrollbar:not(.slim_scrollbar) #archive_msgs_scroller_div::-webkit-scrollbar-thumb,
.supports_custom_scrollbar:not(.slim_scrollbar) #msgs_scroller_div::-webkit-scrollbar-thumb,
.supports_custom_scrollbar:not(.slim_scrollbar) #col_channels:hover #channels_scroller::-webkit-scrollbar-thumb {
   /* scrollbar draggy bit */
  color: transparent !important;
  border: 1px solid var(--scrollbar-border) !important;
  background-color: transparent !important;
}
.supports_custom_scrollbar:not(.slim_scrollbar) #archive_msgs_scroller_div::-webkit-scrollbar-track,
.supports_custom_scrollbar:not(.slim_scrollbar) #msgs_scroller_div::-webkit-scrollbar-track,
.supports_custom_scrollbar:not(.slim_scrollbar) #col_channels:hover #channels_scroller::-webkit-scrollbar-track {
   /* scrollbar endcaps */
  color: transparent !important;
  border: 1px solid var(--border-dim) !important;
  background-color: transparent !important;
}

a, a:link, a:visited{
  color: var(--text-special) !important;
}
ts-message a .mention{
  color: var(--text-special) !important;
}
a:hover{
  color: var(--text-special) !important;
}

#msgs_scroller_div #end_display_div p {
  color: var(--text);
}

.channels_list_holder ul li a.channel_name,
.channels_list_holder ul li:not(.unread) .group_name,
.channels_list_holder ul li .im_name,
.channels_list_holder ul li .mpim_name,
.channels_list_holder ul li>a:link,
ts-message a.timestamp{
  color: #aaa !important;
}
#channels_scroller.show_which_channel_is_active ul li.active .im_name{
  color: #fff !important;
}

#msgs_div .unread_divider.no_unreads .divider_label{
 background: #000 !important;
 color: #aaa !important;
}

#msgs_div .unread_divider.no_unreads hr{
  border-top-color: #888 !important;
}

.flexpane_redesign #member_mentions {
  background-color: var(--background);
}

#details_tab .channel_page_section {
  background-color: var(--background-elevated);
}

#details_tab .channel_page_section .section_title {
   color: var(--text);
}

.greigh {
   /* greigh = label?? */
   color: var(--text) !important;
}

.pinned_item .pin_member_name a, .pinned_item {
     color: var(--text) !important;
}

.pinned_item .pinned_message_text .pin_truncate_fade {
   background: -webkit-gradient(linear,left bottom,left top,color-stop(0,var(--background-elevated)),color-stop(1,rgba(255,255,255,0)));
}

.tab_container .file_list_item .contents .member, .tab_container .file_list_item .contents .service_link, .tab_container .file_list_item .contents .share_info, .tab_container .file_list_item .contents .time {
   color: var(--text-special);
}

.tab_container .file_list_item:focus, .tab_container .file_list_item:hover {
   background-color: var(--background-hover);
}

/* files */
.file_container.generic_container .file_header_meta .meta_hover {
   background-color: transparent !important;
}

.file_preview_action.btn.ts_tip, .file_preview_link.btn.file_comment_link {
   border: 1px solid var(--border-bright) !important;
   background-color: var(--background-hover) !important;
   color: var(--text) !important;
}
.file_preview_action.btn.ts_tip:hover, .file_preview_link.btn.file_comment_link:hover {
   background-color: var(--background) !important;
}

/* emojis */
.rxn[data-emoji] {
   /*background-color: var(--background-light) !important;
   transition: background-color 200ms ease-in;*/
   height: 28px;
}

.rxn[data-emoji]:hover {
   /*background-color: var(--background-bright) !important;*/
}

.rxn[data-emoji] .emoji_rxn_count {
   font-size: 0.9rem;
   /*color: black !important;*/
}

.rxn .emoji-sizer {
  background-color: transparent !important;
  border-radius: 7px;
  width: 24px;
  height: 24px;
  margin: 0 0 0 -2px !important;
  border: 1px solid transparent; /* looks silly but it makes the outline work */
}

.emoji-sizer {
   /* outline for black-on-transparent emojis */
   -webkit-filter: drop-shadow( 1px  0 0 var(--background-bright))
                   drop-shadow(-1px  0 0 var(--background-bright))
                   drop-shadow(-0  1px 0 var(--background-bright))
                   drop-shadow( 0 -1px 0 var(--background-bright));
   margin: 0 !important;
}

.ts_icon.ts_icon_smile_o {
   color: var(--text);
}

.emoji_menu_ng #emoji_input_container,
#emoji_menu #emoji_menu_items_scroller,
#emoji_menu #emoji_menu_footer,
#emoji_menu #emoji_input_container {
   background-color: transparent;
}

.menu .p-emoji_picker__input_container,
.menu .p-emoji_picker__list_container,
.menu .p-emoji_picker__heading {
   background: transparent;
   color: var(--text);
}


#emoji_menu h3, #emoji_menu #emoji_preview_text {
   background-color: var(--background-elevated);
   color: var(--text);
}

#emoji_menu a.emoji_grouping_tab .emoji-sizer {
   -webkit-filter: none;
}

.emoji_menu_ng #emoji_menu_header .emoji_grouping_tab.active {
   background-color: transparent;
   border-color: var(--border-bright);
   border-width: 1px 1px 3px 1px;
   border-style: solid;
}

.light_theme .emoji-only {
   line-height: 3rem;
   font-size: 3rem;
   margin-top: 3px !important;
}

/* menus */
.menu ul li a, .menu ul li:not(.disabled) a {
   border: 1px solid var(--background-elevated) !important;
}

.menu ul li.highlighted a, .menu ul li:hover:not(.disabled) a {
   background: var(--background-elevated) !important;
   border-color: var(--border-bright) !important;
}

.menu .section_header .header_label {
  color: var(--text) !important;
  background-color: var(--background-elevated) !important;
}

.menu .section_header hr {
  border-color: transparent;
}

/* channel list */
body .channels_list_holder ul li {
  height: 1.8rem !important;
  border-radius: 0 15px 15px 0;
}

body .channels_list_holder ul li .primary_action {
   border: 1px solid rgba(0, 0, 0, 0.01) !important;
   background-color: transparent !important;
}

/*body #channels_scroller.show_which_channel_is_active ul li.active .primary_action {*/
li.active {
   background-color: var(--background) !important;
   border: solid var(--border-bright);
   border-width: 1px 1px 1px 0;
}

.im_name_background {
   display: none;
}

li.active[class] span,
#channels_scroller.show_which_channel_is_active[class] ul li.active .primary_action .prefix,
#channels_scroller.show_which_channel_is_active[class] ul li.active .primary_action,
#channels_scroller.show_which_channel_is_active[class] ul li.active .primary_action.im_name > *:not(.unread_highlights) {
   color: var(--text-special) !important;
   background-color: transparent;
   opacity: 1;
}

body .channels_list_holder ul li:hover {
   background-color: var(--background-hover);
   border-color: var(--border-dim) !important;
}

/* threads */
ts-message .reply_bar:hover {
  background: var(--background) !important;
  border: 1px solid var(--border-dim) !important;
}

/* other */
.special_formatting_quote .quote_bar {
   background: var(--border-bright) !important;
}

#details_toggle.active:hover, #recent_mentions_toggle.active:hover,
#stars_toggle.active:hover {
   background-color: var(--background-hover);
   color: var(--text);
}

#details_toggle.active, #recent_mentions_toggle.active,
#sli_recap_toggle.active, #stars_toggle.active {
  background-color: var(--background-elevated);
  border: 1px solid var(--border-bright);
}

#archives_return, .messages_banner {
   color: var(--text);
   background-color: var(--background-elevated);
   border: 1px solid var(--border-bright);
   border-bottom: 0px;
   border-radius: 10px 10px 0 0;
}

/* preferences page */
#fs_modal, .modal, .modal-header, .modal-footer {
   background-color: var(--background-elevated);
}

#fs_modal, #fs_modal h1, #fs_modal h2,
#fs_modal h3, #fs_modal h4, #fs_modal h5,
.modal, .modal h1, .modal h2, .modal h3,
.modal h4, .modal h5 {
   color: var(--text);
}

#fs_modal .fs_modal_file_viewer_header {
   background: transparent;
}
#fs_modal .fs_modal_file_viewer_content .viewer {
   background: var(--background);
}
.fs_modal_file_viewer_header .control_btn {
   color: var(--text) !important;
}

.section_rollup:hover:not(.is_active) {
   background: var(--background-hover);
   color: inherit;
}

#fs_modal #fs_modal_sidebar a {
  padding: 10px;
  background: transparent;
  border: 1px solid rgba(0, 0, 0, 0.01);
  border-radius: 10px;
}

#fs_modal #fs_modal_sidebar a:hover {
  border-color: var(--border-dim);
}

#fs_modal #fs_modal_sidebar a.is_active {
  border-color: var(--border-bright);
}


/* global (left sidebar) */

#channel_scroll_down, #channel_scroll_up {
   background-color: var(--background) !important;
   border: 0 1px 1px 1px solid var(--border-bright) !important;
}

#team_menu, #quick_switcher_btn, #team_menu_overlay, #col_channels_overlay {
   border-color: transparent !important;
}

/* CodeMirror syntax highlighting */
.cm-s-default .cm-header {color: #66f}
.cm-s-default .cm-quote {color: #0f0}
.cm-negative {color: #f44}
.cm-positive {color: #2f2}
.cm-s-default .cm-keyword {color: #f0a}
.cm-s-default .cm-atom {color: #7ff}
.cm-s-default .cm-number {color: #5fa}
.cm-s-default .cm-def {color: #37f}
.cm-s-default .cm-variable-2 {color: #09f}
.cm-s-default .cm-variable-3 {color: #0fa}
.cm-s-default .cm-comment {color: #f80}
.cm-s-default .cm-string {color: #f33}
.cm-s-default .cm-string-2 {color: #f50}
.cm-s-default .cm-meta,.cm-s-default .cm-qualifier {color: #aaa}
.cm-s-default .cm-builtin {color: #96f}
.cm-s-default .cm-bracket {color: #ffa}
.cm-s-default .cm-tag {color: #5f0}
.cm-s-default .cm-attribute {color: #33f}
.cm-s-default .cm-hr {color: #ccc}
.cm-s-default .cm-link {color: #33f}

/* Snippets */
select {
   background-color: var(--background);
   color: var(--text);
   border-color: var(--border-dim);
}

.CodeMirror, .CodeMirror .CodeMirror-gutters, .CodeMirror-gutter {
   background-color: var(--background) !important;;
   border-color: var(--border-bright);
   color: var(--text);
}

.CodeMirror .CodeMirror-line {
   background-color: var(--background);
}

.CodeMirror-cursor {
   border-left-color: var(--text);
}

.CodeMirror-selected {
  background-color: rgba(255, 255, 255, 0.2) !important;
}

.modal div, .modal span, .modal label {
  color: var(--text);
}

.lazy_filter_select .lfs_list_container,
.lazy_filter_select .lfs_list .lfs_item.active {
  background-color: var(--background-elevated);
}

.lfs_list::-webkit-scrollbar-track {
  display: none;
}

.lfs_list::-webkit-scrollbar-thumb {
   color: transparent !important;
   border: 1px solid var(--scrollbar-border) !important;
   background-color: transparent !important;
}

/* profile */
#fs_modal #fs_modal_footer {
   background-color:var(--background-elevated)
}

#contents_container::-webkit-scrollbar-track {
  display: none;
}

#contents_container::-webkit-scrollbar-thumb {
   color: transparent !important;
   border: 1px solid var(--scrollbar-border) !important;
   background-color: transparent !important;
}

/* scroll border fix */
.client_channels_list_container {
   border-right: none;
}

/* setting menu fix */
#fs_modal.prefs_modal .global_notification_block {
   background: transparent;
   border: none;
}
#fs_modal.prefs_modal .global_notification_block.selected {
   background: transparent;
   border: 1px solid var(border-bright);
}
.notification_example.mac {
  color: #555459; /* default color - leave unthemed */
}

/* global jumper */
ts-jumper, ts-jumper.active {
  background-color: rgba(32,32,32,0.6);
}
ts-jumper ts-jumper-container {
  box-shadow: 0 5px 20px rgba(0,0,0,1);
}