配置漏れ 404エラーになっていた

abvw/css/layout/button_back_off.svg

+<?xml version="1.0" ?>
+<svg xmlns="http://www.w3.org/2000/svg" preserveAspectRatio="none" version="1.0" width="100%"
+   height="100%"
+     xmlns:xlink="http://www.w3.org/1999/xlink">
+  <defs>
+    <linearGradient id="myLinearGradient1"
+                    x1="0%" y1="0%"
+                    x2="0%" y2="100%"
+                    spreadMethod="pad">
+      <stop offset="0%"   stop-color="#37648C" stop-opacity="1"/>
+      <stop offset="100%" stop-color="#22466D" stop-opacity="1"/>
+    </linearGradient>
+  </defs>
+  <rect width="100%" height="100%"
+     style="fill:url(#myLinearGradient1);" />
+</svg>
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abvw/css/layout/button_back_on.svg

+<?xml version="1.0" ?>
+<svg xmlns="http://www.w3.org/2000/svg" preserveAspectRatio="none" version="1.0" width="100%"
+   height="100%"
+     xmlns:xlink="http://www.w3.org/1999/xlink">
+  <defs>
+    <linearGradient id="myLinearGradient1"
+                    x1="0%" y1="0%"
+                    x2="0%" y2="100%"
+                    spreadMethod="pad">
+      <stop offset="0%" stop-color="#22466D" stop-opacity="1"/>
+      <stop offset="100%"   stop-color="#37648C" stop-opacity="1"/>
+    </linearGradient>
+  </defs>
+  <rect width="100%" height="100%"
+     style="fill:url(#myLinearGradient1);" />
+</svg>
\ No newline at end of file