diff --git a/docs/index.html b/docs/index.html
index 856053d..81480a3 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -281,10 +281,10 @@ <h5 class="h5 mb-2">List of supported hardware (PCB compatible):</h5>
     <li>ISO/IEC 14443-A RFID wristbands, cards (MiFare 1K tags - 13.56 MHz)</li>
     <li>Buzzer, 7.62 mm pitch, 5V operated</li>
     <li>5mm LEDs, THT resistors (220Ω up to 1K based on LED color)</li>
-<h6 class="h6 mb-2">Possible swaps:</h6>
+<h6 class="h5 mb-2">Possible swaps:</h6>
             <li>Uno, or standalone AVR ATmega328P chip with external 16 MHz oscillator (not compatible with PCB design)</li>
             <!-- Add more second-level items as needed -->
-<h6 class="h6 mb-2">Optional:</h6>
+<h6 class="h5 mb-2">Optional:</h6>
             <li>Pullup THT resistors for I2C bus: SDA, SCL signals (10K)</li>
 	    <li>Standoff Spacer Screws, 10 mm base + 6 mm M3 thread (plastic / brass) / threaded rod can be used (especially if mounting on the wall)</li>
             <!-- Add more second-level items as needed -->