修改了评论预览的结构和显示方式(增加了wrapper)

app/javascript/mastodon/components/status.js

@@ -472,7 +472,7 @@ class Status extends ImmutablePureComponent {
     }
 
   if(sonsIds && sonsIds.size > 0) {
-    sons = <div className='comments_timeline'>{this.renderChildren(sonsIds)}</div>;
+    sons = <div className='comments-timeline__wrapper'><div className='comments-timeline'>{this.renderChildren(sonsIds)}</div></div>;
   }
     
     let deepRec;

app/javascript/styles/closed-social/timeline_comments.scss

@@ -1,28 +1,29 @@
-.comments_timeline {
-	height: 160px;
+.comments-timeline {
+	max-height: 160px;
+  min-width: 60%;
 	overflow: hidden;
 	-webkit-mask-image: linear-gradient(#1a1a1a,transparent);
 	mask-image: linear-gradient(#1a1a1a,transparent);
 	transform: scale(0.85);
 	transform-origin: 100% 0%;
 	margin-bottom: -32px;
-  position: relative;
-  z-index:99;
+  position: absolute;
+  z-index:9;
 	&:hover {
-	  overflow: visible;
+	  max-height: none;
 		-webkit-mask-image: none;
 		mask-image: none;
-    > div {
-      background: lighten($ui-base-color, 5%);
-    }
+    z-index:99;
+    background: $tc-background;
 	}
 	&:active {
-	  overflow: visible;
+	  max-height: none;
 		-webkit-mask-image: none;
 		mask-image: none;
-    > div {
-      background: lighten($ui-base-color, 5%);
-    }
+    background: $tc-background;
 	}
 }
 
+.comments-timeline__wrapper {
+  height: 135px;
+}

app/javascript/styles/mastodon/variables.scss

@@ -39,6 +39,9 @@ $inverted-text-color: $ui-base-color !default;
 $lighter-text-color: $ui-base-lighter-color !default;
 $light-text-color: $ui-primary-color !default;
 
+//timeline comeents
+$tc-background: lighten($ui-base-color, 8%) !default;
+
 // Language codes that uses CJK fonts
 $cjk-langs: ja, ko, zh-CN, zh-HK, zh-TW;
 

app/javascript/styles/thu/variables.scss

@@ -1,7 +1,8 @@
 // Dependent colors
-$classic-base-color: rgba(48,43,56,0.85);
+$classic-base-color: rgba(40,44,55,0.8);
 
 // Differences
 $ui-base-color: $classic-base-color !default;
+$tc-background: rgba(50,41,64,0.9) !default;