@keyframes medium-editor-pop-upwards { 0% { opacity: 0; transform: matrix(.97, 0, 0, 1, 0, 12); } 20% { opacity: .7; transform: matrix(.99, 0, 0, 1, 0, 2); } 40% { opacity: 1; transform: matrix(1, 0, 0, 1, 0, -1); } 100% { transform: matrix(1, 0, 0, 1, 0, 0); } }