README: restore title size, keep subtitle

README.md

@@ -11,7 +11,7 @@ tags:
   - mage-flow
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-<h1 align="center"><span style="font-size: 2em;">Mage-Flow</span><br><span style="font-size: 0.55em; font-weight: normal;">An Efficient Native-Resolution Foundation Model for Image Generation and Editing</span></h1>
+<h1 align="center">Mage-Flow<br><span style="font-size: 0.55em; font-weight: normal;">An Efficient Native-Resolution Foundation Model for Image Generation and Editing</span></h1>
 
 <p align="center">
   <a href="https://arxiv.org/abs/2601.XXXXX"><img alt="arXiv" src="https://img.shields.io/badge/arXiv-Mage--Flow-b31b1b" height="22" /></a>