style.css

@import url("https://fonts.googleapis.com/css?family=Source+Code+Pro:400,500,600,700|Source+Sans+Pro:400,600,700&display=swap");

body {
	background: #ddeefc;
	font-family: "Source Sans Pro", sans-serif;
	font-size: 16px;
}

* {
	box-sizing: border-box;

	&:focus {
		outline: none;
	}
}

.wrapper {
	min-height: 100vh;
	display: flex;
	padding: 50px 15px;

	@media screen and (max-width: 700px),
	(max-height: 500px) {
		flex-wrap: wrap;
		flex-direction: column;
	}
}

.card-form {
	max-width: 570px;
	margin: auto;
	width: 100%;

	@media screen and (max-width: 576px) {
		margin: 0 auto;
	}

	&__inner {
		background: #fff;
		// box-shadow: 3px 13px 30px 0px rgba(21, 34, 67, 0.2);
		box-shadow: 0 30px 60px 0 rgba(90, 116, 148, 0.4);
		border-radius: 10px;
		padding: 35px;
		padding-top: 180px;

		@media screen and (max-width: 480px) {
			padding: 25px;
			padding-top: 165px;
		}

		@media screen and (max-width: 360px) {
			padding: 15px;
			padding-top: 165px;
		}
	}

	&__row {
		display: flex;
		align-items: flex-start;

		@media screen and (max-width: 480px) {
			flex-wrap: wrap;
		}
	}

	&__col {
		flex: auto;
		margin-right: 35px;

		&:last-child {
			margin-right: 0;
		}

		@media screen and (max-width: 480px) {
			margin-right: 0;
			flex: unset;
			width: 100%;
			margin-bottom: 20px;

			&:last-child {
				margin-bottom: 0;
			}
		}

		&.-cvv {
			max-width: 150px;

			@media screen and (max-width: 480px) {
				max-width: initial;
			}
		}
	}

	&__group {
		display: flex;
		align-items: flex-start;
		flex-wrap: wrap;

		.card-input__input {
			flex: 1;
			margin-right: 15px;

			&:last-child {
				margin-right: 0;
			}
		}
	}

	&__button {
		width: 100%;
		height: 55px;
		background: #2364d2;
		border: none;
		border-radius: 5px;
		font-size: 22px;
		font-weight: 500;
		font-family: "Source Sans Pro", sans-serif;
		box-shadow: 3px 10px 20px 0px rgba(35, 100, 210, 0.3);
		color: #fff;
		margin-top: 20px;
		cursor: pointer;

		@media screen and (max-width: 480px) {
			margin-top: 10px;
		}
	}
}

.card-item {
	max-width: 430px;
	height: 270px;
	margin-left: auto;
	margin-right: auto;
	position: relative;
	z-index: 2;
	width: 100%;

	@media screen and (max-width: 480px) {
		max-width: 310px;
		height: 220px;
		width: 90%;
	}

	@media screen and (max-width: 360px) {
		height: 180px;
	}

	&.-active {
		.card-item__side {
			&.-front {
				transform: perspective(1000px) rotateY(180deg) rotateX(0deg) rotateZ(0deg);
			}

			&.-back {
				transform: perspective(1000px) rotateY(0) rotateX(0deg) rotateZ(0deg);
				// box-shadow: 0 20px 50px 0 rgba(81, 88, 206, 0.65);
			}
		}
	}

	&__focus {
		position: absolute;
		z-index: 3;
		border-radius: 5px;
		left: 0;
		top: 0;
		width: 100%;
		height: 100%;
		transition: all 0.35s cubic-bezier(0.71, 0.03, 0.56, 0.85);
		opacity: 0;
		pointer-events: none;
		overflow: hidden;
		border: 2px solid rgba(255, 255, 255, 0.65);

		&:after {
			content: "";
			position: absolute;
			top: 0;
			left: 0;
			width: 100%;
			background: rgb(8, 20, 47);
			height: 100%;
			border-radius: 5px;
			filter: blur(25px);
			opacity: 0.5;
		}

		&.-active {
			opacity: 1;
		}
	}

	&__side {
		border-radius: 15px;
		overflow: hidden;
		// box-shadow: 3px 13px 30px 0px rgba(11, 19, 41, 0.5);
		box-shadow: 0 20px 60px 0 rgba(14, 42, 90, 0.55);
		transform: perspective(2000px) rotateY(0deg) rotateX(0deg) rotate(0deg);
		transform-style: preserve-3d;
		transition: all 0.8s cubic-bezier(0.71, 0.03, 0.56, 0.85);
		backface-visibility: hidden;
		height: 100%;

		&.-back {
			position: absolute;
			top: 0;
			left: 0;
			width: 100%;
			transform: perspective(2000px) rotateY(-180deg) rotateX(0deg) rotate(0deg);
			z-index: 2;
			padding: 0;
			// background-color: #2364d2;
			// background-image: linear-gradient(
			//   43deg,
			//   #4158d0 0%,
			//   #8555c7 46%,
			//   #2364d2 100%
			// );
			height: 100%;

			.card-item__cover {
				transform: rotateY(-180deg)
			}
		}
	}

	&__bg {
		max-width: 100%;
		display: block;
		max-height: 100%;
		height: 100%;
		width: 100%;
		object-fit: cover;
	}

	&__cover {
		height: 100%;
		background-color: #1c1d27;
		position: absolute;
		height: 100%;
		background-color: #1c1d27;
		left: 0;
		top: 0;
		width: 100%;
		border-radius: 15px;
		overflow: hidden;

		&:after {
			content: "";
			position: absolute;
			left: 0;
			top: 0;
			width: 100%;
			height: 100%;
			background: rgba(6, 2, 29, 0.45);
		}
	}

	&__top {
		display: flex;
		align-items: flex-start;
		justify-content: space-between;
		margin-bottom: 40px;
		padding: 0 10px;

		@media screen and (max-width: 480px) {
			margin-bottom: 25px;
		}

		@media screen and (max-width: 360px) {
			margin-bottom: 15px;
		}
	}

	&__chip {
		width: 60px;

		@media screen and (max-width: 480px) {
			width: 50px;
		}

		@media screen and (max-width: 360px) {
			width: 40px;
		}
	}

	&__type {
		height: 45px;
		position: relative;
		display: flex;
		justify-content: flex-end;
		max-width: 100px;
		margin-left: auto;
		width: 100%;

		@media screen and (max-width: 480px) {
			height: 40px;
			max-width: 90px;
		}

		@media screen and (max-width: 360px) {
			height: 30px;
		}
	}

	&__typeImg {
		max-width: 100%;
		object-fit: contain;
		max-height: 100%;
		object-position: top right;
	}

	&__info {
		color: #fff;
		width: 100%;
		max-width: calc(100% - 85px);
		padding: 10px 15px;
		font-weight: 500;
		display: block;

		cursor: pointer;

		@media screen and (max-width: 480px) {
			padding: 10px;
		}
	}

	&__holder {
		opacity: 0.7;
		font-size: 13px;
		margin-bottom: 6px;

		@media screen and (max-width: 480px) {
			font-size: 12px;
			margin-bottom: 5px;
		}
	}

	&__wrapper {
		font-family: "Source Code Pro", monospace;
		padding: 25px 15px;
		position: relative;
		z-index: 4;
		height: 100%;
		text-shadow: 7px 6px 10px rgba(14, 42, 90, 0.8);
		user-select: none;

		@media screen and (max-width: 480px) {
			padding: 20px 10px;
		}
	}

	&__name {
		font-size: 18px;
		line-height: 1;
		white-space: nowrap;
		max-width: 100%;
		overflow: hidden;
		text-overflow: ellipsis;
		text-transform: uppercase;

		@media screen and (max-width: 480px) {
			font-size: 16px;
		}
	}

	&__nameItem {
		display: inline-block;
		min-width: 8px;
		position: relative;
	}

	&__number {
		font-weight: 500;
		line-height: 1;
		color: #fff;
		font-size: 27px;
		margin-bottom: 35px;
		display: inline-block;
		padding: 10px 15px;
		cursor: pointer;

		@media screen and (max-width: 480px) {
			font-size: 21px;
			margin-bottom: 15px;
			padding: 10px 10px;
		}

		@media screen and (max-width: 360px) {
			font-size: 19px;
			margin-bottom: 10px;
			padding: 10px 10px;
		}
	}

	&__numberItem {
		width: 16px;
		display: inline-block;

		&.-active {
			width: 30px;
		}

		@media screen and (max-width: 480px) {
			width: 13px;

			&.-active {
				width: 16px;
			}
		}

		@media screen and (max-width: 360px) {
			width: 12px;

			&.-active {
				width: 8px;
			}
		}
	}

	&__content {
		color: #fff;
		display: flex;
		align-items: flex-start;
	}

	&__date {
		flex-wrap: wrap;
		font-size: 18px;
		margin-left: auto;
		padding: 10px;
		display: inline-flex;
		width: 80px;
		white-space: nowrap;
		flex-shrink: 0;
		cursor: pointer;

		@media screen and (max-width: 480px) {
			font-size: 16px;
		}
	}

	&__dateItem {
		position: relative;

		span {
			width: 22px;
			display: inline-block;
		}
	}

	&__dateTitle {
		opacity: 0.7;
		font-size: 13px;
		padding-bottom: 6px;
		width: 100%;

		@media screen and (max-width: 480px) {
			font-size: 12px;
			padding-bottom: 5px;
		}
	}

	&__band {
		background: rgba(0, 0, 19, 0.8);
		width: 100%;
		height: 50px;
		margin-top: 30px;
		position: relative;
		z-index: 2;

		@media screen and (max-width: 480px) {
			margin-top: 20px;
		}

		@media screen and (max-width: 360px) {
			height: 40px;
			margin-top: 10px;
		}
	}

	&__cvv {
		text-align: right;
		position: relative;
		z-index: 2;
		padding: 15px;

		.card-item__type {
			opacity: 0.7;
		}

		@media screen and (max-width: 360px) {
			padding: 10px 15px;
		}
	}

	&__cvvTitle {
		padding-right: 10px;
		font-size: 15px;
		font-weight: 500;
		color: #fff;
		margin-bottom: 5px;
	}

	&__cvvBand {
		height: 45px;
		background: #fff;
		margin-bottom: 30px;
		text-align: right;
		display: flex;
		align-items: center;
		justify-content: flex-end;
		padding-right: 10px;
		color: #1a3b5d;
		font-size: 18px;
		border-radius: 4px;
		box-shadow: 0px 10px 20px -7px rgba(32, 56, 117, 0.35);

		@media screen and (max-width: 480px) {
			height: 40px;
			margin-bottom: 20px;
		}

		@media screen and (max-width: 360px) {
			margin-bottom: 15px;
		}
	}
}

.card-list {
	margin-bottom: -130px;

	@media screen and (max-width: 480px) {
		margin-bottom: -120px;
	}
}

.card-input {
	margin-bottom: 20px;

	&__label {
		font-size: 14px;
		margin-bottom: 5px;
		font-weight: 500;
		color: #1a3b5d;
		width: 100%;
		display: block;
		user-select: none;
	}

	&__input {
		width: 100%;
		height: 50px;
		border-radius: 5px;
		box-shadow: none;
		border: 1px solid #ced6e0;
		transition: all 0.3s ease-in-out;
		font-size: 18px;
		padding: 5px 15px;
		background: none;
		color: #1a3b5d;
		font-family: "Source Sans Pro", sans-serif;

		&:hover,
		&:focus {
			border-color: #3d9cff;
		}

		&:focus {
			box-shadow: 0px 10px 20px -13px rgba(32, 56, 117, 0.35);
		}

		&.-select {
			-webkit-appearance: none;
			background-image: url('data:image/png;base64,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');
			background-size: 12px;
			background-position: 90% center;
			background-repeat: no-repeat;
			padding-right: 30px;
		}
	}
}

.slide-fade-up-enter-active {
	transition: all 0.25s ease-in-out;
	transition-delay: 0.1s;
	position: relative;
}

.slide-fade-up-leave-active {
	transition: all 0.25s ease-in-out;
	position: absolute;
}

.slide-fade-up-enter {
	opacity: 0;
	transform: translateY(15px);
	pointer-events: none;
}

.slide-fade-up-leave-to {
	opacity: 0;
	transform: translateY(-15px);
	pointer-events: none;
}

.slide-fade-right-enter-active {
	transition: all 0.25s ease-in-out;
	transition-delay: 0.1s;
	position: relative;
}

.slide-fade-right-leave-active {
	transition: all 0.25s ease-in-out;
	position: absolute;
}

.slide-fade-right-enter {
	opacity: 0;
	transform: translateX(10px) rotate(45deg);
	pointer-events: none;
}

.slide-fade-right-leave-to {
	opacity: 0;
	transform: translateX(-10px) rotate(45deg);
	pointer-events: none;
}



.github-btn {
	position: absolute;
	right: 40px;
	bottom: 50px;
	text-decoration: none;
	padding: 15px 25px;
	border-radius: 4px;
	box-shadow: 0px 4px 30px -6px rgba(36, 52, 70, 0.65);
	background: #24292e;
	color: #fff;
	font-weight: bold;
	letter-spacing: 1px;
	font-size: 16px;
	text-align: center;
	transition: all .3s ease-in-out;

	@media screen and (min-width: 500px) {
		&:hover {
			transform: scale(1.1);
			box-shadow: 0px 17px 20px -6px rgba(36, 52, 70, 0.36);
		}
	}

	@media screen and (max-width: 700px) {
		position: relative;
		bottom: auto;
		right: auto;
		margin-top: 20px;

		&:active {
			transform: scale(1.1);
			box-shadow: 0px 17px 20px -6px rgba(36, 52, 70, 0.36);
		}
	}
}