Buttons are not aligned on Download all translation modal.

Cancel and download buttons are not aligned on Download all translation modal pop-up/modal.

Steps to Reproduce:

• Login to zanata.
• Click on Dashboard.
• Click on Project's and select any project.
• Click on any one of the version.
• Click on any language.
• you will see the document in document panel.
• click on more option "..." in front of document panel.
• and click on download all options.
• observe the pop-up.

Actual:

• buttons are not aligned.

Expected:

• Buttons have to be aligned.

Note:

• Attached screen caputered.