more popup styling and work

popup.css

@@ -55,6 +55,19 @@
     transform: scale(1, 1) translate(-50%);
     transform-origin: 50% 50%;
   }
+   .card:after {
+    content: '';
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    width: 5px;
+    height: 5px;
+    background: rgba(255, 255, 255, .5);
+    opacity: 0;
+    border-radius: 100%;
+    transform: scale(1, 1) translate(-50%);
+    transform-origin: 50% 50%;
+  }
 
   @keyframes ripple {
     0% {
@@ -73,4 +86,7 @@
 
   .matbut:focus:not(:active)::after {
     animation: ripple 1s ease-out;
+  }
+  .card:focus:not(:active)::after {
+    animation: ripple 1s ease-out;
   }