js change color mouseover

web/modules/custom/q2d_mod/src/Plugin/Block/SitesMap.php

@@ -63,10 +63,11 @@ class SitesMap extends BlockBase {
         id="site-$index"
         transform="
           translate($x,$y)">
-        <circle
-          id="path83" class="circle"
+          <circle
+          class="site-link"
+          data-content="$datacontent"
           cx="0" cy="0" r="$r"
-          style="fill:#000000;fill-opacity:1;fill-rule:nonzero;" />
+          style="fill-opacity:1;fill-rule:nonzero;" />
         <path
           id="path84"
           d="m 0,$m v $l"
@@ -75,11 +76,7 @@ class SitesMap extends BlockBase {
           id="path85"
           d="m $m,0 h $l"
           style="fill:none;stroke:#ffffff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1" />
-        <circle
-          class="site-link"
-          data-content="$datacontent"
-          cx="0" cy="0" r="$r"
-          style="fill:#000000;fill-opacity:0;fill-rule:nonzero;" />
+
       </g>
       SVGSITEPATH;
     }