:root{
	--clr-primary: #263959;
	--clr-secondary: #e4e7ec;
	--clr-hover: #344259;
	--clr-active: #7b90d2;
	--clr-ahover: #2ea9df;
	--clr-lihover: #2f436e;
	--clr-background: #333333;
}

*{
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

body{
	background-color: var(--clr-secondary);
	font-size: 20px;
	width: 100vw;
	overflow-y: scroll;
}

/* Hide scrollbar for Chrome, Safari and Opera */
body::-webkit-scrollbar {
		display: none;
}

/* Hide scrollbar for IE, Edge and Firefox */
body {
	-ms-overflow-style: none;  /* IE and Edge */
	scrollbar-width: none;  /* Firefox */
}

#header-container{
	display: flex;
	align-items: center;
	justify-content: space-between;
	background-color: var(--clr-primary);
	width: 100vw;
	height: 80px;
}

.logo{
	display: flex;
}

.logo img{
	height: 60px;
	margin-left: 1.5rem;
}

#header-container .main-navigation{
	width: 100%;
}

.main-navigation .nav-links{
	display: flex;
	align-items: center;
	justify-content: flex-end;
	list-style: none;
}

nav ul li{
	margin-right: 2em;
}

nav ul li a{
	color: var(--clr-secondary);
	text-decoration: none;
	font-size: 1.2rem;
}

nav ul li a:hover{
	color: var(--clr-ahover);
}

li .active{
	color: var(--clr-active);
}

.language img{
	display: flex;
	height: 32px;
	margin-right: 2rem;
}

.nav-toggle{
	margin-right: 2rem;
	font-size: 2rem;
	background: none;
	border: none;
	color: var(--clr-secondary);
}

.nav-toggle{
	display: none;
}

.hero-text{
	display: flex;
	justify-content: center;
	align-items: center;
	padding: 0.2em;
}

.hero-text h1{
	color: var(--clr-primary);
	font-size: 1.5em;
}

#main-content{
	display: grid;
	width: 90%;
	margin: auto;
	grid-template-columns: repeat(5, 1fr);
	text-align: center;
	background-color: var(--clr-secondary);
	grid-gap: 2em;
}

.card{
	height: auto;
	width: 150px;
	text-align: center;
	border-radius: 1em;
	margin: 10% auto;
}

.kana{
	color: var(--clr-primary);
	font-size: 2em;
}

.img img{
	width: 1fr;
}

.kana_type{
	color: var(--clr-pimary);
	font-size: 1.5em;
}

.btn{
	padding: 5px 0;
}

.btn input:hover{
	background-color: var(--clr-lihover);
	color: var(--clr-ahover);
}

.btn input{
	width: 100%;
	height: 40px;
	border: none;
	border-radius: 0.5em;
	background-color: var(--clr-primary);
	color: var(--clr-secondary);
	font-size: 1em;
}

#footer{
	display: flex;
	align-items: center;
	justify-content: center;
	background-color: var(--clr-primary);
	width: 100vw;
	height: 60px;
	position: relative;
	bottom: 0;
}

#footer p{
	color: var(--clr-secondary);
	font-size: 0.8em;
}

@media screen and (max-width: 900px){
	.main-navigation{
	display: none;	
	}
	
	.language{
		display: none;
	}
	
	.nav-toggle{
		display: flex;
	}
	
	#main-content{
		grid-template-columns: repeat(4, 1fr);
	}
}

@media screen and (max-width: 700px){
	.main-navigation{
		display: none;	
	}
	
	.language{
		display: none;
	}
	
	#main-content{
		grid-template-columns: repeat(3, 1fr);
	}
}

@media screen and (max-width: 500px){
	.main-navigation{
		display: none;	
	}
	
	.language{
		display: none;
	}
	
	#main-content{
		grid-template-columns: repeat(2, 1fr);
	}
}
@media screen and (max-width: 400px){
	.main-navigation{
		display: none;	
	}
	
	.language{
		display: none;
	}
	
	#main-content{
		grid-template-columns: 1fr;
	}
}