Timeline: show selected event details in Tracing mode

Source/devtools/front_end/timelinePanel.css

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Anthony Ricaud <rik@webkit.org>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 746 matching lines @@
 }
 
 .timeline-details-view-row-details {
     padding-left: 10px;
 }
 
 .timeline-details-view-row-details .image-preview-container {
     padding: 10px;
 }
 
+.timeline-details-view-row-details table {
+    padding-left: 10px;
+}
+
+.timeline-details-view-row-details table td {
+    text-align: left;
+}
+
 .timeline-details-view-row-stack-trace {
     padding: 4px 0 4px 20px;
 }
 
 .timeline-details-view-row-stack-trace div {
     white-space: nowrap;
     text-overflow: ellipsis;
 }
 
 .timeline-details-view-row-stack-trace .webkit-html-external-link,
@@ skipping 46 matching lines @@
     bottom: 0px;
     left: 0px;
     color: #777;
     background-color: rgba(255, 255, 255, 0.8);
     font-size: 30px;
     z-index: 500;
     display: flex;
     justify-content: center;
     align-items: center;
 }