diff --git a/css/pop.css b/css/pop.css
index c2e4311..cca031a 100644
--- a/css/pop.css
+++ b/css/pop.css
@@ -83,4 +83,15 @@ tr.matrix td:not(.mino) {
 .locked.mino {
     animation: locked-animation;
     animation-duration: 0.2s;
+}
+
+@keyframes cleared-line-animation {
+    from {
+        background-color: rgb(206, 255, 255, 40%);
+        filter: saturate(50%) brightness(300%);
+        box-shadow: -200px 0 10px white, 200px 0 10px white;
+    }
+    to {
+        box-shadow: -200px 0 50px transparent, 200px 0 50px transparent;
+    }
 }
\ No newline at end of file