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

html {
	font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
	font-size: 18px;
	width: 100vw;
	height: 100vh;
}

body {
	position: relative;
	background-color: whitesmoke;
	width: 100vw;
	height: 100vh;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
}

.main_container {
	width: 100%;
	height: 100%;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	background-color: whitesmoke;
}

input:required {
	border: solid 1px black;
}

input:valid {
	border: solid 1px OliveDrab;
}

.register-container {
	position: absolute;
	display: flex;
	width: 20vw;
	font-size: 20px;
	background-color: white;
	flex-direction: column;
	gap: 4px;
	align-items: center;
	margin-right: 1vw;
	padding: 5px;
	border: solid 2px black;
	border-radius: 10px;
	box-shadow: 0px 8px 50px -6px rgba(91, 91, 103, 1);
}

.register-container h2 {
	margin-bottom: 10px;
}

.reg-username-label {
	margin-bottom: 15px;
}

.reg-passwd-label {
	margin: 15px 0 15px 0;
}

.rep-reg-passwd-label {
	margin: 15px 0 15px 0;
}

.reg-email-label {
	margin: 15px 0 15px 0;
}

.register-container form {
	width: 100%;
	height: 100%;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.register-form input {
	height: 30px;
	width: 91%;
}

#btn-reg {
	width: 193px;
	height: 51px;
	border-radius: 8px;
	display: flex;
	flex-direction: row;
	justify-content: center;
	align-items: center;
	margin: 15px 0 15px 0;
	padding: auto;
	background-color: black;
	color: white;
	font-size: 30px;
}

#btn-reg:hover {
	background-color: white;
	color: black;
}

#btn-reg:active {
	background-color: white;
	color: black;
	transform: translateY(4px);
}

.diff-passwd {
	position: relative;
	bottom: 39vh;
	width: fit-content;
	height: fit-content;
	padding: 10px;
	background-color: black;
	color: white;
	font-size: 16px;
	border-radius: 8px;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	border: solid 4px darkgrey;
}

.btn-ok {
	font-size: 14px;
	font-weight: 600;
	background-color: lightgrey;
	color: black;
	width: fit-content;
	height: fit-content;
	margin-top: 5px;
	padding: 10px;
	border-radius: 8px;
}

.btn-ok:active {
	transform: translateY(2px);
}

.hidden {
	visibility: hidden;
}

@media screen and (max-width: 900px) {
	.main_container {
		width: 100vw;
		height: 100vh;
	}
	.register-container {
		width: 33vw;
	}
}

@media screen and (max-width: 480px) {
	body {
		width: 100vw;
		height: 100vh;
		display: flex;
		flex-direction: column;
		justify-content: flex-start;
		align-items: flex-start;
		overflow: hidden;
	}

	.main_container {
		position: absolute;
		width: 100%;
		height: 100%;
		display: flex;
		flex-direction: column;
		justify-content: center;
	}

	.register-container {
		position: absolute;
		width: 80vw;
	}
}