Define an initial shadow for spinner

IE and Edge refuse to animate attributes that weren't present in
the static definition.

diff --git a/app/styles/base.css b/app/styles/base.css
index 30146963f34456ca4fd542ba944966949a25e4bf..62a06287146be688e90a2caf66379247eaba805e 100644 (file)
--- a/app/styles/base.css
+++ b/app/styles/base.css
@@ -57,6 +57,7 @@ html {
   width: 10px;
   height: 10px;
   border-radius: 2px;
+  box-shadow: -60px 10px 0 rgba(255, 255, 255, 0);
   animation: noVNC_spinner 1.0s linear infinite;
 }
 .noVNC_spinner::before {