table { font-size: 14px; }

td { padding: 5px; border:1px solid black; }

#video { width: 640px; margin-left: 175px; text-align: center; }

.blink {
	animation: blink-animation 1s steps(5, start) infinite;
    -webkit-animation: blink-animation 1s steps(5, start) infinite;
	color: red;
	font-size: 16px;
    }
@keyframes blink-animation {
	to {
		visibility: hidden;
        }
	}
@-webkit-keyframes blink-animation {
	to {
		visibility: hidden;
        }
	}