wip: write new rgb ears build guide for 39c3

rgb-ears-39c3.html

@@ -333,7 +333,7 @@
             </div>
           </li>
 
-          <li class="detail-hide-short">
+          <li>
             <div>
               <label for="expose-led-contacts">
                 <span>Expose the contacts of the LED strip.</span>
@@ -445,8 +445,7 @@
           <li>
             <div>
               <label for="solder-to-connector">
-                Solder all the cable cores together in pairs
-                <span class="detail-hide-default detail-show-short"> and apply the prepared heatshrink afterwards.</span>.
+                Solder all the cable cores together in pairs.
                 We use these combinations:
                 <dl class="key-value" style="margin-top: 1ch;">
                   <dt>Red</dt><dd>Red</dd>
@@ -468,11 +467,11 @@
             </div>
           </li>
 
-          <li class="detail-hide-short">
+          <li>
             <div>
               <label for="heatshrink-to-connector-long-cable-side">
                 <span>Apply the prepared heatshrinks.</span>
-                <span class="detail-hide-short detail-hide-simplified">
+                <span class="detail-hide-short">
                   Make sure that you wrap each cable core in heatshrink individually <b>and then</b> put an additional heatshrink over the whole connection as a whole.
                 </span>