滲む

@keyframes Blur {
  0% {
    filter: blur(0);
  }
  100% {
    filter: blur(2px);
  }
}

@keyframes Blur_WithClipPath {
  0% {
    filter: blur(0);
    clip-path: inset(0 round 20px);
  }
  100% {
    filter: blur(2px);
    clip-path: inset(0 round 20px);
  }
}

@keyframes Blur_WithBorderRadius {
  0% {
    filter: blur(0);
    border-radius: 20px;
  }
  100% {
    filter: blur(2px);
    border-radius: 20px;
  }
}

@keyframes Blur_LargerBlurRadius {
  0% {
    filter: blur(0);
  }
  100% {
    filter: blur(10px);
  }
}