
Rendering SVG can be more CPU-intensive than rendering raster images like PNG or JPG. For a detail list of browser support for SVG filter, check Can I Use "SVG filter" for more information.

Generally speaking modern browsers like latest versions Chrome, Firefox and Safari should be able to render them correctly, but you should check if you need to support browsers like IE9. Just like there are some CSS attributes that are not well-supported by all modern browsers, there might be difference between implementations of browsers to the SVG filter we use, specially of the old browsers like Internet Explorer. Since SVG is well-prepared for everyone to use in HTML5 era, you will still want to know about its limitation so you can choose which one to use between SVG and PNG more wisely. Excerpt from A Voyage to Arcturus, by David Lindsay.For every fancy text effect, we provide both SVG and PNG format for you to download. The roots were revolving, for each small plant in the whole patch, like the spokes of a rimless wheel.

When it came near enough he perceived that it was not grass there were no blades, but only purple roots.

What looked like a small patch of purple grass, above five feet square, was moving across the sand in their direction. Tim Brown’s Modular Scale site raised awareness about type scales, helped to improve typography on the web, and it was the inspiration for this project. You can read more about these units from an article I wrote on the subject, Confused About REM and EM? Additional Resources The only difference between the two is that em is proportionate to its nearest parent that has a font-size, whereas rem is always relative to the font-size. The em value is the same as the rem value displayed above. Large scales (1.333 or greater) may be challenging to implement effectively, but could work well for portfolios, agencies, some marketing sites, or avant-garde works. A medium scale is versatile and works well for a wide variety of desktop sites, including blogs and marketing sites. Medium scales (1.15–1.333) have a clear hierarchy, and help to organize sections with subheadings. Small scales (less than 1.2) are subtle and good for both mobile and desktop apps, or the mobile version of a responsive site.
