feat(style): bring up children comment style

src/disqusjs.css

@@ -75,6 +75,11 @@
     right: 0;
 }
 
+#dsqjs .dsqjs-post-list .dsqjs-post-item {
+    position: relative;
+    margin-bottom: 20px;
+}
+
 #dsqjs .dsqjs-post-list .dsqjs-post-avatar {
     float: left;
     margin-right: 12px;
@@ -86,8 +91,8 @@
 }
 
 #dsqjs .dsqjs-post-list .dsqjs-post-avatar img {
-    width: 42px;
-    height: 42px;
+    width: 44px;
+    height: 44px;
     display: block;
     border-radius: 4px;
 }
@@ -99,7 +104,6 @@
 #dsqjs .dsqjs-post-list .dsqjs-post-header {
     line-height: 1;
     font-size: 14px;
-    padding-right: 16px;
     margin-bottom: 3px;
 }
 
@@ -122,4 +126,13 @@
 
 #dsqjs .dsqjs-post-body p:last-child {
     margin: 0;
+}
+
+#dsqjs .dsqjs-post-list.dsqjs-children li {
+    margin-left: 50px;
+}
+
+#dsqjs .dsqjs-post-list.dsqjs-children .dsqjs-post-avatar img {
+    width: 38px;
+    height: 38px;
 }