This site has been designed to be accessible to all users. Some of the accessibility features are detailed below.


This website is controlled by a cascading stylesheet. If there is an aspect of the design you would like to change, such as the colours, you may apply your own stylesheet locally in your Internet browser.

Text size

The majority of text throughout this website is resizable. You can normally increase or decrease the text size in your Internet browser Zoom settings or by using the keyboard shortcuts below:

To increase or decrease the text size, hold down CTRL and press + or - to the required size.

Mac users hold down the CTRL/Apple key and press + or - to adjust your text size.


Headings are used throughout this site to give it a defined structure. H1, H2 and H3 tags are used for main page titles and subtitles.

Keyboard navigation

The tab key will navigate to the different links on the page. Press the enter button to select the required link.

The arrow keys can be used to scroll up & down the page and pressing the space bar will move down the page.