Simplify SVG and make icons more distinctive

public_html/images/icons/arrow-previous-plain.svg

@@ -1,22 +1,15 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <!-- Created with Inkscape (http://www.inkscape.org/) -->
-
 <svg
-   viewBox="0 0 6.3102736 9.6969385"
+   viewBox="0 0 12 12"
    version="1.1"
-   id="arrow_first"
-   width="6.3102736"
-   height="9.6969385"
+   id="arrow_previous"
+   width="12"
+   height="12"
    xmlns="http://www.w3.org/2000/svg"
    xmlns:svg="http://www.w3.org/2000/svg">
-  <defs
-     id="defs1103" />
-  <g
+  <path
      id="arrow"
-     transform="translate(-92.71506,-46.084171)">
-    <path
-       id="path9831"
-       style="color:#000000;fill:#000000;fill-opacity:0.984314;stroke:#000000;stroke-width:0.463;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
-       d="m 97.584696,55.549619 1.209147,-1.2065 -3.421063,-3.423708 3.386663,-3.386667 -1.21708,-1.217083 -4.595813,4.595813 z" />
-  </g>
+     style="stroke-width:0.584448;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none"
+     d="M 9.9303359,11.572157 11.530286,10.119277 7.0035163,5.9964088 11.484768,1.9181465 9.8743209,0.45252151 3.7931149,5.986851 Z" />
 </svg>