Themes: improve favourite panel

assets/svg/center.svg

@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   width="544.02838"
+   height="544.02838"
+   viewBox="0 0 544.02838 544.02838"
+   version="1.1"
+   id="svg1"
+   sodipodi:docname="center.svg"
+   inkscape:version="1.3.2 (1:1.3.2+202311252150+091e20ef0f)"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <sodipodi:namedview
+     id="namedview1"
+     pagecolor="#505050"
+     bordercolor="#eeeeee"
+     borderopacity="1"
+     inkscape:showpageshadow="0"
+     inkscape:pageopacity="0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#d1d1d1"
+     showguides="true"
+     inkscape:zoom="0.90326851"
+     inkscape:cx="393.57068"
+     inkscape:cy="250.756"
+     inkscape:window-width="1920"
+     inkscape:window-height="995"
+     inkscape:window-x="0"
+     inkscape:window-y="0"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg1">
+    <sodipodi:guide
+       position="171.95879,103.32864"
+       orientation="0,-1"
+       id="guide4"
+       inkscape:locked="false" />
+    <sodipodi:guide
+       position="271.68286,132.35281"
+       orientation="1,0"
+       id="guide5"
+       inkscape:locked="false" />
+  </sodipodi:namedview>
+  <path
+     d="m 365.63918,111.75001 h -62.375 V 15.9375 c 0,-8.75 -7,-15.9375 -15.625,-15.9375 h -31.1875 c -8.5625,0 -15.625,7.1875 -15.625,15.9375 v 95.81251 h -62.375 l 93.5625,127.75 z"
+     id="path1"
+     sodipodi:nodetypes="ccsssscccc" />
+  <path
+     d="m 432.27837,365.63919 v -62.375 h 95.8125 c 8.75,0 15.9375,-7 15.9375,-15.625 v -31.1875 c 0,-8.5625 -7.1875,-15.625 -15.9375,-15.625 h -95.8125 v -62.375 l -127.75,93.5625 z"
+     id="path1-5"
+     sodipodi:nodetypes="ccsssscccc" />
+  <path
+     d="m 178.38918,432.27838 h 62.375 v 95.8125 c 0,8.75 7,15.9375 15.625,15.9375 h 31.1875 c 8.5625,0 15.625,-7.1875 15.625,-15.9375 v -95.8125 h 62.375 l -93.5625,-127.75 z"
+     id="path2"
+     sodipodi:nodetypes="ccsssscccc" />
+  <path
+     d="m 111.75,178.38919 v 62.375 H 15.9375 c -8.75,0 -15.9375,7 -15.9375,15.625 v 31.1875 c 0,8.5625 7.1875,15.625 15.9375,15.625 H 111.75 v 62.375 l 127.74999,-93.5625 z"
+     id="path3"
+     sodipodi:nodetypes="ccsssscccc" />
+</svg>