Problems with indents

Common mistake #1: Incorrect indents

Always indent correctly (3 spaces per level)

Correct syntax

.. image:: ../../images/a4.jpg
   :width: 100px
   :class: with-shadow

How it looks:

../../_images/a41.jpg

Incorrect syntax

Here, :width: is indented with only 2 spaces. The image will not be rendered at all!

.. image:: ../../images/a4.jpg
  :width: 100px
   :class: with-shadow

How it looks: