body {
	background-image: url("img/background.png");
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center;
	height: 110vh;
}
.btn {
	border-radius: 12px;;
}

@media all and (max-width: 499px) {
	body {
		background-image: url("img/background mobile.png");
		background-repeat: no-repeat;
		background-size: cover;
		background-position: center;
		height: 100vh;
	}
}

.denyut {
	-webkit-animation:;
	animation:pound .3s infinite;
	animation-duration: 2s;
}

.denyut1 {
	-webkit-animation:;
	animation:pound .2s infinite;
	animation-duration: 1s;
}

@keyframes pound {
	0% { transform: scale(1.2); }
	50% { transform: scale(1); }
	100% { transform: scale(1.2); }
}

.col {
	padding: 15px;
}