Update contents.css

src/static/ckeditor/contents.css

@@ -1,17 +1,17 @@
 body{line-height:1.6;letter-spacing:0.5px;font-size:14px;font-family:Helvetica Neue,Helvetica,PingFang SC,Tahoma,Arial,sans-serif;color:#6c757d;background:#fff}
-blockquote{padding:2px 0;font-style:italic;border-style:solid;border-color:#ccc;border-width:0}
+blockquote{padding:10px 0;font-style:italic;border-style:solid;border-color:#ccc;border-width:0}
 a{color:#007bff}
-ol,ul,dl{padding:0 30px}
-h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2}
+ol,ul,dl{padding:0 20px}
+h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:600;color:#343a40}
 hr{border:0px;border-top:1px solid #ccc}
-pre{white-space:pre-wrap;word-wrap:break-word;-moz-tab-size:4;tab-size:4}
+pre{white-space:pre-wrap;word-wrap:break-word;-moz-tab-size:3;tab-size:3}
 span[lang]{font-style:italic}
-figure{text-align:center;outline:solid 1px #ccc;background:rgba(0,0,0,0.05);padding:10px;margin:10px 20px;display:inline-block}
-figure > figcaption{text-align:center;display:block}
+figure{display:inline-block;margin:10px 20px;padding:10px;background:rgba(0,0,0,0.05);outline:solid 1px #ccc;text-align:center}
+figure > figcaption{display:block;text-align:center}
 img{max-width:100%;border-radius:0.5rem}
-a > img{padding:1px;margin:1px;border:none;outline:1px solid #0782C1}
-img.right{border:1px solid #ccc;float:right;margin-left:15px;padding:5px}
-img.left{border:1px solid #ccc;float:left;margin-right:15px;padding:5px}
+a > img{margin:1px;padding:1px;border:none;outline:1px solid #0782C1}
+img.right{float:right;margin-left:15px;padding:5px;border:1px solid #ccc}
+img.left{float:left;margin-right:15px;padding:5px;border:1px solid #ccc}
 .marker{background-color:Yellow}
 .cke_editable{font-size:14px;word-wrap:break-word}
 .cke_contents_ltr blockquote{padding-left:20px;padding-right:8px;border-left-width:5px}