body {
	background-color : black;
	color            : white;
}
#ctsg_end ,
#ctsg_start ,
#ctsg_button {
	background-color : white;
	border           : 1px solid silver;
	color            : black;
}
#ctsg_end.failure ,
#ctsg_start.failure ,
#ctsg_button.failure {
	border : 1px solid red;
}
#ctsg_end.valid ,
#ctsg_start.valid ,
#ctsg_button.valid {
	border : 1px solid green;
}