Update the ReadMe

Author: mdmintz

README.md

@@ -9,9 +9,9 @@
 
 <h1>SeleniumBase</h1>
 
-<h3 align="center"><a href="https://github.com/seleniumbase/SeleniumBase/"><img src="https://seleniumbase.io/cdn/img/sb_logo_10t.png" alt="SeleniumBase" title="SeleniumBase" width="308" /></a></h3>
+<h3 align="center"><a href="https://github.com/seleniumbase/SeleniumBase/"><img src="https://seleniumbase.io/cdn/img/sb_logo_10t.png" alt="SeleniumBase" title="SeleniumBase" width="280" /></a></h3>
 
-<h2 align="center">Python Web UI Testing Framework</h2>
+<h3 align="center">A Powerful Browser Testing Framework for Python.</h3>
 
 <p align="center"><a href="https://pypi.python.org/pypi/seleniumbase" target="_blank"><img src="https://img.shields.io/pypi/v/seleniumbase.svg?color=3399EE" alt="PyPI version" /></a> <a href="https://github.com/seleniumbase/SeleniumBase/releases" target="_blank"><img src="https://img.shields.io/github/v/release/seleniumbase/SeleniumBase.svg?color=22AAEE" alt="GitHub version" /></a> <a href="https://seleniumbase.io"><img src="https://img.shields.io/badge/docs-seleniumbase.io-11BBAA.svg" alt="SeleniumBase Docs" /></a> <a href="https://github.com/seleniumbase/SeleniumBase/actions" target="_blank"><img src="https://github.com/seleniumbase/SeleniumBase/workflows/CI%20build/badge.svg" alt="SeleniumBase GitHub Actions" /></a> <a href="https://gitter.im/seleniumbase/SeleniumBase" target="_blank"><img src="https://badges.gitter.im/seleniumbase/SeleniumBase.svg" alt="SeleniumBase" /></a></p>