Update README.md

Author: JessYanCoding

README.md

@@ -27,13 +27,13 @@
 
 ## Overview
 
-### **Nexus 5x | 1080 x 1920 | 420dpi:**  
+### Nexus 5x | 1080 x 1920 | 420dpi:
 <p>
    <img src="art/1080x1920_width.png" width="30%" height="30%">
    <img src="art/1080x1920_height.png" width="30%" height="30%">
 </p>
 
-* **Pixel 2 XL | 1440 x 2880 | 560dpi:**  
+### Pixel 2 XL | 1440 x 2880 | 560dpi:
 <p>
    <img src="art/1440x2880_width.png" width="30%" height="30%">
    <img src="art/1440x2880_height.png" width="30%" height="30%">