#main_pic {
	animation-name: main_pic_animation;
	animation-duration: 5s;
	animation-iteration-count: infinite;
	animation-direction: alternate;
	animation-timing-function: ease-in-out;
}

@keyframes main_pic_animation {
	0% {
		transform: scale(1);
	}
	100% {
		transform: scale(1.4);
	}
}

#second_pic {
	animation-name: second_pic_animation;
	animation-duration: 5s;
	animation-iteration-count: infinite;
	animation-direction: alternate;
	animation-timing-function: ease-in-out;
}

@keyframes second_pic_animation {
	0% {
		transform: translateY(-15px);
	}
	100% {
		transform: translateY(15px);
	}
}