luci-app-ssr-plus: adapter luci-theme-openwrt-2020 theme

luci-app-ssr-plus/luasrc/view/shadowsocksr/refresh.htm

@@ -15,13 +15,13 @@
 				switch (rv.ret)
 				{
 					case 0:
-						s.innerHTML ="<font color='green'>"+"<%:Refresh OK!%> "+"<%:Total Records:%>"+rv.retcount+"</font>";
+						s.innerHTML ="<font style=\'color:green\'>"+"<%:Refresh OK!%> "+"<%:Total Records:%>"+rv.retcount+"</font>";
 						break;
 					case 1:
-						s.innerHTML ="<font color='green'>"+"<%:No new data!%> "+"</font>";
+						s.innerHTML ="<font style=\'color:green\'>"+"<%:No new data!%> "+"</font>";
 						break;
 					default:
-						s.innerHTML ="<font color='red'>"+"<%:Refresh Error!%> "+"</font>";
+						s.innerHTML ="<font style=\'color:red\'>"+"<%:Refresh Error!%> "+"</font>";
 						break;
 				}
 			}