VS2N-MongoDB-schemas.md

@@ -30,7 +30,7 @@ A document schema is a JSON object that contains information about the shape, fi
 }
 ```
 
-<center>Example of a document schema</center>
+<div align="center">Example of a document schema</div>
 <br>
 
 ## VS2N documents schemas
@@ -53,7 +53,7 @@ In this collection, there are two schemas, the first one contains information ab
   }
 }
 ```
-<center>General information schema - 1</center>
+<div align="center">General information schema - 1</div>
 <br>
 
 ```json
@@ -65,8 +65,8 @@ In this collection, there are two schemas, the first one contains information ab
   "D" : "Mnist" 
 }
 ```
-<center>Example</center>
-
+<div align="center">Example</div>
+<br>
 The second one contains optional information, which is collected if there was a test phase after training:
 - Network accuracy
 - final neuron classes (for non supervised learning)
@@ -80,7 +80,7 @@ The second one contains optional information, which is collected if there was a
   }
 }
 ```
-<center>General information schema - 2</center>
+<div align="center">General information schema - 2</div>
 <br>
 
 ```json
@@ -96,7 +96,7 @@ The second one contains optional information, which is collected if there was a
 }
 
 ```
-<center>Example</center>
+<div align="center">Example</div>
 
 ## 2- Spikes activity schemas:
 In this collection, there are two schemas, the first one contains information about: