style.css

* {
	margin: 0;
	padding: 0;
	font-family: 'Mulish', sans-serif;
}

a {
	text-decoration: none;
	color: inherit;
}

nav {
	background-color: #b2ebf2;
	width: 100%;
	padding: 15px 0;
	text-align: end;
	position: fixed;
	top: 0;
	right: 0;
	left: 0;
	z-index: 1030;
	box-shadow: 0 .1rem 0.6rem rgba(0, 0, 0, .15)!important;
}

nav a {
	padding: 15px 15px;
}

nav a.active {
	background-color: #46ddf0;
	color: white;
	padding: 15px
}

ul {
	display: inline-flex;
	list-style: none;
}

li {}

h2 {
	text-align: center;
	padding: 35px 0 20px 0;
	margin-top: 50px;
}

#xyz {
	display: flex;
	justify-content: center;
	align-items: center;
	flex-wrap: wrap;
}

.card {
	box-shadow: 1px 1px 10px #c5ebf082;
	background-color: #b2ebf2;
	min-height: 200px;
	min-width: 250px;
	margin: 20px;
	padding: 20px;
	border-radius: 5px;
}

.card div {
	margin-bottom: 5px;
}


/* INPUT */

.inputblock {
	display: flex;
	justify-content: center;
	align-items: center;
}

.inputblock input {
	height: 35px;
	margin-right: 15px;
	border-radius: 5px;
	border: 1px solid #eee;
	padding-left: 10px;
}

.inputblock button {
	height: 40px;
	width: 100px;
	background-color: #c5ebf082;
	border: 0;
	border-radius: 5px;
}

.inputblock input:focus,
.inputblock button:focus {
	outline: 0 !important;
}

@media only screen and (max-width: 600px) {
	.card {
		min-width: 300px !important;
	}
	nav {
		text-align: center;
	}
	ul li span {
		display: none;
	}
}

@media only screen and (max-width: 320px) {
	.card {
		min-width: 250px !important;
	}
	nav {
		text-align: center;
	}
	ul li span {
		display: none;
	}
}