@import url("https://fonts.googleapis.com/css2?family=Coiny&family=Titan+One&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Nerko+One&family=Sriracha&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Dancing+Script:wght@700&display=swap");
* {
	padding: 0;
	margin: 0;
	box-sizing: border-box;
}
:root {
	--color-pink: #feecea;
	--color-white: #fff;
	--color-black: #333;
	--color-text-pink: #ff7882;
	--color-heart: #f61f1f;
	--color-bg-letter: #fff8e4;
	--color-border: #daccbf;
}
html {
	height: 100%;
}
body {
	position: relative;
	font-size: 16px;
	margin: 0;
	padding: 0;
	height: 100%;
	background-image: linear-gradient(var(--color-pink), var(--color-pink));
}
#wrapper {
	position: relative;
	background-color: transparent;
	background-image: linear-gradient(
			0deg,
			transparent 24%,
			rgba(255, 255, 255, 1) 25%,
			rgba(255, 255, 255, 1) 26%,
			transparent 27%,
			transparent 74%,
			rgba(255, 255, 255, 1) 75%,
			rgba(255, 255, 255, 1) 76%,
			transparent 77%,
			transparent
		),
		linear-gradient(
			90deg,
			transparent 24%,
			rgba(255, 255, 255, 1) 25%,
			rgba(255, 255, 255, 1) 26%,
			transparent 27%,
			transparent 74%,
			rgba(255, 255, 255, 1) 75%,
			rgba(255, 255, 255, 1) 76%,
			transparent 77%,
			transparent
		);
	height: 100%;
	background-size: 80px 80px;
	overflow: hidden;
	z-index: 1;
}
.flag__birthday {
	display: flex;
	justify-content: space-between;
	transform: translateY(-200px);
	animation: translateYFlag 1.5s 2s forwards;
}
@keyframes translateYFlag {
	to {
		transform: translateY(-10px);
	}
}
.flag__birthday .flag__left {
	transform: rotate(-10deg) translate(-20px, 30px);
}
.flag__birthday .flag__right {
	transform: rotate(10deg) translate(20px, 30px) scaleX(-1);
}
.content {
	width: 100%;
	position: relative;
	display: flex;
	padding-top: 3rem;
}
.content .left,
.content .right {
	position: relative;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
}
.content .left {
	width: 40%;
}
.content .right {
	width: 60%;
}
.left .btn {
	transform: scale(0);
	animation: scaleCricle 2s 16s forwards ease-in-out;
}
#btn__letter {
	position: relative;
	margin-top: 30px;
	background-color: var(--color-text-pink);
	outline: none;
	padding: 5px 15px;
	font-size: 1rem;
	border-radius: 50px;
	border: 3px solid var(--color-black);
	font-family: "Sriracha", cursive;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	z-index: 2;
	transform: scale(1);
	transition: all 0.5s ease-in-out;
}
#btn__letter:active {
	transform: scale(0.7);
}
#btn__letter i {
	margin-left: 5px;
}
#btn__letter:hover {
	border-color: var(--color-heart);
	background-color: var(--color-heart);
	color: #fff;
	box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
}

#btn__letter:hover i {
	animation: rotateHeart 1s infinite linear;
}
@keyframes rotateHeart {
	0%,
	50%,
	100% {
		transform: rotate(0deg);
	}
	25% {
		transform: rotate(12deg);
	}
	75% {
		transform: rotate(-12deg);
	}
}
.title {
	position: relative;
	width: 100%;
	display: flex;
	justify-content: center;
	font-family: "Titan One", sans-serif;
	font-size: 3rem;
	flex-direction: column;
	perspective: 1000px;
}
.title .happy,
.title .birthday {
	position: relative;
	text-shadow: 4px 4px var(--color-black), -4px 4px var(--color-black),
		4px -4px var(--color-black), -4px -4px var(--color-black),
		4px 8px 0 var(--color-black);
	font-weight: bold;
	display: flex;
	justify-content: center;
}
.title .happy {
	color: var(--color-white);
}
.title .happy span,
.title .birthday span {
	transform: translateY(50px);
	opacity: 0;
	visibility: hidden;
	animation: txtTranslateY 0.5s var(--t) forwards;
}
@keyframes txtTranslateY {
	100% {
		transform: translateY(0);
		opacity: 1;
		visibility: visible;
	}
}
.title .birthday {
	color: var(--color-text-pink);
}

.title .hat {
	position: absolute;
	right: -80px;
	top: -350px;
	transform: rotate(-40deg);
	z-index: -1;
	animation: topHat 4s 7s forwards ease;
}
@keyframes topHat {
	20%,
	30% {
		top: -30px;
		transform-origin: left;
		transform: rotate(-40deg);
	}
	35%,
	100% {
		top: -30px;
		transform: rotate(0deg);
	}
}
.date__of__birth,
.name {
	display: flex;
	justify-content: space-around;
	align-items: center;
	background-color: var(--color-text-pink);
	border-radius: 50px;
	margin-top: 20px;
	font-family: "Sriracha", cursive;
}
.date__of__birth {
	border: 3px solid var(--color-black);
	position: relative;
	transform: translateY(-100px);
	z-index: -1;
	opacity: 0;
	visibility: hidden;
	width: 0px;
	animation: dateOfBirth 5s 9s forwards;
}
@keyframes dateOfBirth {
	20%,
	40% {
		width: 0px;
		height: 0;
		transform: translateY(0px);
		opacity: 1;
		visibility: visible;
	}
	45% {
		transform: translateY(0px);
		opacity: 1;
		visibility: visible;
		width: 300px;
		height: 0px;
	}
	50%,
	100% {
		transform: translateY(0px);
		opacity: 1;
		visibility: visible;
		width: 300px;
		height: 50px;
	}
}
.name {
	position: absolute;
	padding: 0px 40px;
	bottom: -20px;
	border: 3px solid var(--color-black);
}
.date__of__birth span,
.name span {
	font-weight: bold;
	margin: 0px 40px;
}
.date__of__birth span {
	font-size: 1.2rem;
}
.name span {
	font-size: 1.5rem;
}
.right .box__account {
	position: relative;
	transform: translateY(700px);
	animation: topBoxImage 8s 7s forwards ease-in;
}
@keyframes topBoxImage {
	to {
		transform: translateY(0);
	}
}
.content .right .image {
	position: relative;
	width: 400px;
	height: 400px;
	border-radius: 50%;
	overflow: hidden;
	display: flex;
	align-items: center;
	border: 6px solid var(--color-black);
}
.content .right .image img {
	width: 100%;
	object-fit: cover;
}
.cricle {
	position: absolute;
	top: 20px;
	right: 50px;
	display: flex;
	justify-content: center;
	align-items: center;
	transform: scale(0);
	animation: scaleCricle 3s 15s forwards ease-in-out;
}
@keyframes scaleCricle {
	0% {
		transform: scale(0);
	}
	10% {
		transform: scale(1.3);
	}
	20% {
		transform: scale(0.7);
	}
	30%,
	100% {
		transform: scale(1);
	}
}
.text__cricle {
	width: 100px;
	height: 100px;
	background-color: var(--color-text-pink);
	border-radius: 50%;
	border: 5px solid var(--color-black);
	display: flex;
	justify-content: center;
	align-items: center;
	animation: rotateCricle 5s linear infinite;
}
@keyframes rotateCricle {
	to {
		transform: rotate(360deg);
	}
}
.text__cricle span {
	top: 0%;
	left: 50%;
	position: absolute;
	color: var(--color-black);
	transform: rotate(calc(var(--i) * 24deg));
	transform-origin: 0 45px;
	font-family: "Sriracha", cursive;
	text-transform: uppercase;
	font-size: 0.7rem;
}
.fa-heart {
	color: var(--color-heart);
	filter: drop-shadow(0 0 3px var(--color-heart));
	animation: scaleHeart 1s infinite linear;
}
.cricle .fa-heart {
	position: absolute;
	transform: scale(0.85);
}
@keyframes scaleHeart {
	50% {
		transform: scale(1.2);
	}
}
.right .balloon_one {
	position: absolute;
	top: -70px;
	left: -70px;
	animation: balloon1 2s infinite linear;
}
@keyframes balloon1 {
	0%,
	50%,
	100% {
		transform-origin: bottom right;
		transform: rotate(0deg);
	}
	25% {
		transform-origin: bottom right;
		transform: rotate(3deg);
	}
	75% {
		transform-origin: bottom right;
		transform: rotate(-3deg);
	}
}
.right .balloon_two {
	position: absolute;
	top: 170px;
	right: -65px;
	z-index: -1;
	transform: rotate(10deg);
	animation: balloon2 2s infinite linear;
}
@keyframes balloon2 {
	0%,
	50%,
	100% {
		transform-origin: bottom left;
		transform: rotate(10deg);
	}
	25% {
		transform-origin: bottom left;
		transform: rotate(7deg);
	}
	75% {
		transform-origin: bottom left;
		transform: rotate(13deg);
	}
}

.decorate_star {
	position: absolute;
	transform: scale(0);
	background-color: var(--color-black);
	clip-path: polygon(
		0 50%,
		35% 35%,
		50% 0,
		65% 35%,
		100% 50%,
		65% 65%,
		50% 100%,
		35% 65%
	);
	animation: scaleCricle 3s var(--t) forwards,
		scaleStar 2s 16s infinite ease-in-out;
}
.decorate_star.star1 {
	width: 20px;
	height: 20px;
	top: 75px;
	left: 300px;
}
.decorate_star.star2 {
	width: 15px;
	height: 20px;
	top: 35px;
	right: 360px;
}
.decorate_star.star3 {
	width: 14px;
	height: 14px;
	top: 290px;
	left: 630px;
}
.decorate_star.star4 {
	width: 18px;
	height: 18px;
	bottom: 60px;
	left: 35px;
}
.decorate_star.star5 {
	width: 16px;
	height: 18px;
	bottom: 140px;
	left: 500px;
}
@keyframes scaleStar {
	25% {
		transform: scale(0.8);
	}
	50% {
		transform: scale(1.1);
	}
}
.decorate_bottom {
	position: absolute;
	right: 0;
	bottom: -10px;
}
.decorate_flower--one {
	position: absolute;
	top: 250px;
	left: 50px;
	transform: scale(0);
	animation: scaleCricle 3s var(--t) forwards ease-in-out;
}
.decorate_flower--two {
	position: absolute;
	top: 225px;
	left: 540px;
	transform: scale(0);
	animation: scaleCricle 3s var(--t) forwards ease-in-out;
}
.decorate_flower--three {
	position: absolute;
	top: 150px;
	right: 235px;
	transform: scale(0);
	animation: scaleCricle 3s var(--t) forwards ease-in-out;
}
.smiley__icon {
	position: absolute;
	bottom: 180px;
	left: 555px;
	transform: scale(0);
	animation: scaleCricle 3s 15s forwards ease-in-out;
}

.box__letter {
	position: fixed;
	top: 0;
	left: 0;
	background-color: rgba(0, 0, 0, 0.5);
	width: 100%;
	height: 100%;
	z-index: 10;
	display: none;
}
.box__letter .letter__border {
	position: absolute;
	width: 55vw;
	height: 450px;
	background-color: var(--color-white);
	border-radius: 27px;
	padding: 17px;
	box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	display: none;
}
.letter__border .close {
	position: absolute;
	right: -10px;
	top: -10px;
	width: 30px;
	height: 30px;
	background-color: var(--color-white);
	border-radius: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
	box-shadow: rgba(99, 99, 99, 0.2) 0px 2px 8px 0px;
	cursor: pointer;
}
.letter__border .letter {
	width: 100%;
	height: 100%;
	background-color: var(--color-bg-letter);
	border-radius: 10px;
	padding-top: 15px;
}
.letter__border .letter .title__letter {
	text-align: center;
	font-family: "Dancing Script", cursive;
	font-weight: bold;
	font-size: 2.4rem;
}
.title__letter .fa-solid {
	margin-left: 5px;
	font-size: 1.3rem;
}
.letter__border .letter .content__letter {
	position: relative;
	width: 100%;
	height: 100%;
	display: flex;
	padding-top: 1.5rem;
	padding-bottom: 70px;
}
.letter__border .letter .content__letter .left {
	position: relative;
	width: 50%;
	height: 100%;
	padding: 1.7rem;
	border-right: 3px solid var(--color-border);
}
.content__letter .left #heart__letter {
	opacity: 0;
	width: 100%;
}
#heart__letter.animationOp {
	animation: opacityHeart 1s 1s forwards;
}
@keyframes opacityHeart {
	to {
		opacity: 1;
	}
}
.content__letter .left .heart {
	position: absolute;
	opacity: 0;
}
.content__letter .left .heart.animation {
	animation: scaleHeartLetter 1s var(--t) infinite ease-in-out;
}
@keyframes scaleHeartLetter {
	0% {
		opacity: 1;
		transform: scale(0);
	}
	10% {
		opacity: 1;
		transform: scale(1.3);
	}
	20% {
		opacity: 1;
		transform: scale(0.7);
	}
	30%,
	100% {
		opacity: 1;
		transform: scale(1);
	}
}
.content__letter .left .heart_1 {
	top: 90px;
	left: 30px;
}
.content__letter .left .heart_2 {
	top: 20px;
	right: 70px;
}
.content__letter .left .heart_3 {
	bottom: 50px;
	left: 145px;
}
.content__letter .left .heart_4 {
	top: 140px;
	right: 35px;
}
.content__letter .right {
	position: relative;
	width: 50%;
}
.content__letter .right .love__img {
	opacity: 0;
	position: absolute;
	right: 20px;
	top: -50px;
}
.love__img.animationOp {
	animation: opacityHeart 1s 1s forwards;
}
.content__letter .right .text__letter {
	margin-top: 60px;
	padding: 20px 15px 10px 15px;
	font-family: "Dancing Script", cursive;
	font-size: 1.3rem;
}
.content__letter .right #mewmew {
	position: absolute;
	bottom: 0;
	right: 0;
	opacity: 0;
}
#mewmew.animationOp {
	animation: opacityHeart 1s 1s forwards;
}

.content .right .day,
.content .right .month {
	font-family: "Titan One", sans-serif;
	color: var(--color-white);
	text-shadow: 2px 4px 0 var(--color-black);
	font-weight: bold;
	font-size: 2.5rem;
	position: absolute;
	-webkit-text-stroke: 0.5px var(--color-black);
	display: none;
}
.content .right .day {
	left: 30px;
}
.content .right .month {
	right: 30px;
}

/* responsive */
@media screen and (max-width: 768px) {
	.flag__birthday {
		animation-delay: 0.2s;
	}
	.flag__birthday .flag__left,
	.flag__birthday .flag__right {
		width: 160px;
	}
	.flag__left {
		transform: rotate(-10deg) translate(-20px, 20px) !important;
	}
	.flag__right {
		transform: rotate(10deg) translate(20px, 20px) scaleX(-1) !important;
	}
	#wrapper .content {
		flex-direction: column;
	}
	#wrapper .content .left {
		position: unset;
	}
	#wrapper .content .left,
	#wrapper .content .right {
		width: 100% !important;
	}
	#wrapper .content .left .title {
		font-size: 2rem;
	}
	.happy span:nth-child(1) {
		animation-delay: 1s;
	}
	.happy span:nth-child(2) {
		animation-delay: 1.2s;
	}
	.happy span:nth-child(3) {
		animation-delay: 1.4s;
	}
	.happy span:nth-child(4) {
		animation-delay: 1.6s;
	}
	.happy span:nth-child(5) {
		animation-delay: 1.8s;
	}
	.birthday span:nth-child(1) {
		animation-delay: 2s;
	}
	.birthday span:nth-child(2) {
		animation-delay: 2.2s;
	}
	.birthday span:nth-child(3) {
		animation-delay: 2.4s;
	}
	.birthday span:nth-child(4) {
		animation-delay: 2.6s;
	}
	.birthday span:nth-child(5) {
		animation-delay: 2.8s;
	}
	.birthday span:nth-child(6) {
		animation-delay: 3s;
	}
	.birthday span:nth-child(7) {
		animation-delay: 3.2s;
	}
	.birthday span:nth-child(8) {
		animation-delay: 3.4s;
	}
	.title .hat {
		animation-delay: 3.5s;
		right: -50px;
	}
	.title .hat img {
		width: 85px;
	}
	.date__of__birth,
	.balloon_one,
	.balloon_two {
		display: none;
	}
	.btn {
		position: absolute;
		bottom: -100px;
	}
	#wrapper .content .right {
		margin-top: 40px;
	}
	.right .box__account {
		display: flex;
		justify-content: center;
		width: 100%;
		transform: translateY(0);
		animation: none !important;
	}
	.right .box__account .image {
		width: 200px;
		height: 200px;
		transform: scale(0);
		animation: scaleHeartLetter 2s 4s forwards !important;
	}
	.right .box__account .name {
		padding: 0 20px;
		transform: scale(0);
		animation: scaleHeartLetter 2s 5s forwards !important;
	}
	.right .box__account .name span {
		font-size: 1rem;
		margin: 0 20px;
	}
	.cricle {
		top: -20px;
		right: 20px;
		animation-delay: 6s;
	}
	.text__cricle {
		width: 65px;
		height: 65px;
		border-width: 2px;
	}
	.text__cricle span {
		transform-origin: 0 30px;
		font-size: 0.5rem;
	}
	.content .right .day,
	.content .right .month {
		display: block;
		/* transform: scale(0); */
		outline: none;
	}
	.decorate_star.star1 {
		top: 125px;
		left: 375px;
		animation-delay: 5.2s;
	}
	.decorate_star.star2 {
		top: 80px;
		right: 360px;
		animation-delay: 5.2s;
	}
	.decorate_star.star3 {
		top: 255px;
		left: 300px;
		animation-delay: 5.2s;
	}
	.decorate_star.star4 {
		animation-delay: 5.2s;
	}
	.decorate_star.star5 {
		bottom: 140px;
		left: 350px;
		animation-delay: 5.2s;
	}
	.decorate_flower--one {
		animation-delay: 5.2s;
	}
	.decorate_flower--two {
		display: none;
	}
	.decorate_flower--three {
		top: 45px;
		animation-delay: 5.2s;
	}
	.left .btn {
		animation-delay: 6s;
	}
	.smiley__icon {
		display: none;
	}
	.box__letter .letter__border {
		width: 95%;
	}
	.letter__border .letter .title__letter {
		font-size: 2rem;
	}
	.content__letter .left {
		display: flex;
		justify-content: center;
		align-items: center;
	}
	.content__letter .left .heart_2 {
		top: 50px;
	}
	.content__letter .left .heart_3 {
		bottom: 60px;
		left: 75px;
	}
	.content__letter .left .heart_4 {
		top: 140px;
		right: 15px;
	}
	.content__letter .right .love__img.animationOp img {
		width: 110px;
	}
	.text__letter {
		margin-top: 0px !important;
		font-size: 1rem !important;
	}
}