+ background-image: url('/pieces/Chakart/shell.svg');
+}
+
+piece.white.mystery {
+ background-image: url('/pieces/white_mystery.svg');
+}
+piece.black.mystery {
+ background-image: url('/pieces/black_mystery.svg');
+}
+
+div.bonus-text {
+ position: relative;
+ margin-top: 15px;
+ width: 100%;
+ text-align: center;
+ background-color: transparent;
+ color: darkred;
+ font-weight: bold;
+ font-size: 2em;
+ animation: blinker 0.5s linear infinite;
+}
+
+@keyframes blinker {
+ 50% {
+ opacity: 0;
+ }