diff --git a/develop/doc/_sources/design/functions_operators_layers.md.txt b/develop/doc/_sources/design/functions_operators_layers.md.txt
index 7a2e8fd0ace2e3f4462b15215de22c31e944b7cb..d23ba56b5773a36d448a99e4abdebc1475ed789c 100644
--- a/develop/doc/_sources/design/functions_operators_layers.md.txt
+++ b/develop/doc/_sources/design/functions_operators_layers.md.txt
@@ -86,12 +86,13 @@ def layer.fc(X):
 
 We'd like to have Python bindings to operators in package `paddle.operator`, and Python compositions of operators in package `paddle.layer`.  So we have the following concepts in above illustrative example:
 
-```
+
 | C++ functions/functors | mul          | add          |             |          |
+|------------------------|--------------|--------------|-------------|----------|
 | C++ operator class     | mulOp        | addOp        | FCOp        |          |
 | Python binding         | operator.mul | operator.add | operator.fc |          |
 | Python function        |              |              |             | layer.fc |
-```
+
 
 This is how we differentiate layer and operators in PaddlePaddle:
 
diff --git a/develop/doc/design/functions_operators_layers.html b/develop/doc/design/functions_operators_layers.html
index f69b66038f29c8ed9e08bf78e11bc8a99dfa5d40..497b6be50dc450685d72365918f3808c49c4083d 100644
--- a/develop/doc/design/functions_operators_layers.html
+++ b/develop/doc/design/functions_operators_layers.html
@@ -245,12 +245,11 @@
 </pre></div>
 </div>
 <p>We&#8217;d like to have Python bindings to operators in package <code class="docutils literal"><span class="pre">paddle.operator</span></code>, and Python compositions of operators in package <code class="docutils literal"><span class="pre">paddle.layer</span></code>.  So we have the following concepts in above illustrative example:</p>
-<div class="highlight-default"><div class="highlight"><pre><span></span>| C++ functions/functors | mul          | add          |             |          |
+<p>| C++ functions/functors | mul          | add          |             |          |
+|&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;|&#8212;&#8212;&#8212;&#8212;&#8211;|&#8212;&#8212;&#8212;&#8212;&#8211;|&#8212;&#8212;&#8212;&#8212;-|&#8212;&#8212;&#8212;-|
 | C++ operator class     | mulOp        | addOp        | FCOp        |          |
 | Python binding         | operator.mul | operator.add | operator.fc |          |
-| Python function        |              |              |             | layer.fc |
-</pre></div>
-</div>
+| Python function        |              |              |             | layer.fc |</p>
 <p>This is how we differentiate layer and operators in PaddlePaddle:</p>
 <ul class="simple">
 <li>those defined in C++ and have a lightweighted Python wrapper in module <code class="docutils literal"><span class="pre">operators</span></code> are operators; whereas</li>
diff --git a/develop/doc_cn/_sources/design/functions_operators_layers.md.txt b/develop/doc_cn/_sources/design/functions_operators_layers.md.txt
index 7a2e8fd0ace2e3f4462b15215de22c31e944b7cb..d23ba56b5773a36d448a99e4abdebc1475ed789c 100644
--- a/develop/doc_cn/_sources/design/functions_operators_layers.md.txt
+++ b/develop/doc_cn/_sources/design/functions_operators_layers.md.txt
@@ -86,12 +86,13 @@ def layer.fc(X):
 
 We'd like to have Python bindings to operators in package `paddle.operator`, and Python compositions of operators in package `paddle.layer`.  So we have the following concepts in above illustrative example:
 
-```
+
 | C++ functions/functors | mul          | add          |             |          |
+|------------------------|--------------|--------------|-------------|----------|
 | C++ operator class     | mulOp        | addOp        | FCOp        |          |
 | Python binding         | operator.mul | operator.add | operator.fc |          |
 | Python function        |              |              |             | layer.fc |
-```
+
 
 This is how we differentiate layer and operators in PaddlePaddle:
 
diff --git a/develop/doc_cn/design/functions_operators_layers.html b/develop/doc_cn/design/functions_operators_layers.html
index 38d593ec87c6455475fc8a531e199160684f4cd3..fa8bacf398f3e27df8c9a2764b9f36591c02994f 100644
--- a/develop/doc_cn/design/functions_operators_layers.html
+++ b/develop/doc_cn/design/functions_operators_layers.html
@@ -252,12 +252,11 @@
 </pre></div>
 </div>
 <p>We&#8217;d like to have Python bindings to operators in package <code class="docutils literal"><span class="pre">paddle.operator</span></code>, and Python compositions of operators in package <code class="docutils literal"><span class="pre">paddle.layer</span></code>.  So we have the following concepts in above illustrative example:</p>
-<div class="highlight-default"><div class="highlight"><pre><span></span>| C++ functions/functors | mul          | add          |             |          |
+<p>| C++ functions/functors | mul          | add          |             |          |
+|&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;|&#8212;&#8212;&#8212;&#8212;&#8211;|&#8212;&#8212;&#8212;&#8212;&#8211;|&#8212;&#8212;&#8212;&#8212;-|&#8212;&#8212;&#8212;-|
 | C++ operator class     | mulOp        | addOp        | FCOp        |          |
 | Python binding         | operator.mul | operator.add | operator.fc |          |
-| Python function        |              |              |             | layer.fc |
-</pre></div>
-</div>
+| Python function        |              |              |             | layer.fc |</p>
 <p>This is how we differentiate layer and operators in PaddlePaddle:</p>
 <ul class="simple">
 <li>those defined in C++ and have a lightweighted Python wrapper in module <code class="docutils literal"><span class="pre">operators</span></code> are operators; whereas</li>