html {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Work Sans", sans-serif;
  background: #ffc8d0;
  font-family: 'News Cycle', sans-serif;
}

.visually-hidden {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.container {
  height: 100vh;
  width: 100vh;
  margin: 0 auto;
  text-align: center;
  visibility: hidden;
  position: relative;
  overflow: hidden;
}

.container div.six {
  top: 10vh;
  z-index: 1;
}

.container div.seven,
.container div.eight {
  width: 100vw;
  height: 100vh;
  position: fixed;
  top: 0;
}

.container > div {
  position: absolute;
  left: 0;
  right: 0;
  top: 20vh;
}

.one {
  font-size: 4.5rem;
}

.one > img {
  vertical-align: middle;
  margin-bottom: 10px;
  max-width: 100%;
  height: auto;
}

.two {
  font-size: 1.2rem;
  font-weight: lighter;
}

.three {
  font-size: 3rem;
}

.four .text-box {
  width: 600px;
  margin: 0 auto;
  border: 3px solid #aaa;
  border-radius: 5px;
  padding: 10px;
  position: relative;
}

.text-box p {
  margin: 0;
  text-align: left;
}

.text-box span {
  visibility: hidden;
}

.text-box .fake-btn {
  position: absolute;
  right: 5px;
  bottom: 5px;
  color: #fff;
  background-color: rgb(91, 102, 122);
  padding: 5px 8px;
  border-radius: 3px;
}

.five p {
  font-size: 2rem;
  position: absolute;
  left: 0;
  right: 0;
}

.idea-3 strong {
  padding: 3px 5px;
  border-radius: 3px;
  display: inline-block;
}

.five .idea-5 {
  font-size: 4rem;
}

.idea-5 span,
.idea-6 span,
.wish-hbd span {
  display: inline-block;
}

.idea-6 span {
  font-size: 15rem;
}

.six {
  position: relative;
}

.six img {
  display: inline-block;
  max-width: 45%;
  height: auto;
}

.six .hat {
  position: absolute;
  width: 80px;
  top: -35px;
  left: 41.5%;
  /* transform: scale(0.1); */
}

.baloons img {
  display: inline-block;
  position: absolute;
  width: 200px;
}

.baloons img:nth-child(even) {
  left: 10%;
}

.baloons img:nth-child(odd) {
  right: 10%;
}

.baloons img:nth-child(3n + 0) {
  left: 30%;
}

.eight svg {
  width: 25px;
  position: absolute;
  top: 0;
  left: 0;
  visibility: hidden;
  z-index: -1;
}

.eight svg:nth-child(1) {
  top: 7vh;
  left: 5vw;
  fill: #bd6ecf;
}

.eight svg:nth-child(2) {
  top: 23vh;
  left: 35vw;
  fill: #7dd175;
}

.eight svg:nth-child(3) {
  top: 33vh;
  left: 23vw;
  fill: #349d8b;
}

.eight svg:nth-child(4) {
  top: 43vh;
  left: 57vw;
  fill: #347a9d;
}

.eight svg:nth-child(5) {
  top: 68vh;
  left: 7vw;
  fill: #c66053;
}

.eight svg:nth-child(6) {
  top: 42vh;
  left: 77vw;
  fill: #bfaa40;
}

.eight svg:nth-child(7) {
  top: 68vh;
  left: 83vw;
  fill: #e3bae8;
}

.eight svg:nth-child(8) {
  top: 86vh;
  left: 37vw;
  fill: #8762cb;
}

.eight svg:nth-child(9) {
  top: 94vh;
  left: 87vw;
  fill: #9a90da;
}

.wish-hbd {
  font-size: 3em;
  margin: 0;
  /* text-transform: uppercase; */
}

.wish h5 {
  font-weight: lighter;
  font-size: 2rem;
  margin: 10px 0 0;
}

.nine p {
  font-size: 2rem;
  font-weight: lighter;
}

#replay {
  z-index: 3;
  cursor: pointer;
}

/* Media Queries */
@media screen and (max-height: 1000px) {
  .six .hat {
    left: 40%;
  }
}

@media screen and (max-height: 800px) {
  .six .hat {
    left: 37%;
  }
}

@media screen and (max-height: 700px) {
  .six .hat {
    left: 32%;
  }
}

@media screen and (max-height: 850px) and (max-width: 450px) {
  .six .hat {
    left: 32%;
  }
}

@media screen and (max-width: 500px) {
  .container {
    width: 90%;
  }

  .four .text-box {
    width: 90%;
  }

  .text-box .fake-btn {
    right: 5px;
    bottom: -38px;
  }

  .idea-5 span {
    display: block;
  }

  .idea-6 span {
    font-size: 10rem;
  }

  .six .hat {
    width: 50px;
    top: -20px;
  }

  .wish-hbd {
    font-size: 2.3em;
  }

  .wish h5 {
    font-size: 1.4rem;
  }

  .nine p {
    font-size: 1.5rem;
    font-weight: lighter;
  }
}

#envelope {
  position: relative;
  width: 280px;
  height: 180px;
  border-bottom-left-radius: 6px;
  border-bottom-right-radius: 6px;
  margin-left: auto;
  margin-right: auto;
  top: 150px;
  background-color: #00334c;
  box-shadow: 0 4px 20px rgba(0, 0, 0, .2);
}
.front {
  position: absolute;
  width: 0;
  height: 0;
  z-index: 3;
}
.flap {
  border-left: 140px solid transparent;
  border-right: 140px solid transparent;
  border-bottom: 82px solid transparent;
 /* a little smaller */
  border-top: 98px solid #00334c;
 /* a little larger */
  transform-origin: top;
  pointer-events: none;
}
.pocket {
  border-left: 140px solid #0077b2;
  border-right: 140px solid #0077b2;
  border-bottom: 90px solid #006da3;
  border-top: 90px solid transparent;
  border-bottom-left-radius: 6px;
  border-bottom-right-radius: 6px;
}
.letter {
  position: relative;
  background-color: #fff;
  width: 90%;
  margin-left: auto;
  margin-right: auto;
  height: 90%;
  top: 5%;
  border-radius: 6px;
  box-shadow: 0 2px 26px rgba(0, 0, 0, .12);
}
.letter:after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.00) 25%, rgba(215, 227, 239, 0.70) 55%, rgba(215, 227, 239, 1.00) 100%);
}
.words {
  position: absolute;
  left: 10%;
  width: 80%;
  height: 14%;
  background-color: #eeeff0;
}
.words.line1 {
  top: 15%;
  width: 20%;
  height: 7%;
}
.words.line2 {
  top: 30%;
}
.words.line3 {
  top: 50%;
}
.words.line4 {
  top: 70%;
}
.open .flap {
  transform: rotateX(180deg);
  transition: transform 0.4s ease, z-index 0.6s;
  z-index: 1;
}
.close .flap {
  transform: rotateX(0deg);
  transition: transform 0.4s 0.6s ease, z-index 1s;
  z-index: 5;
}
.close .letter {
  transform: translateY(0px);
  transition: transform 0.4s ease, z-index 1s;
  z-index: 1;
}
.open .letter {
  transform: translateY(-60px);
  transition: transform 0.4s 0.6s ease, z-index 0.6s;
  z-index: 2;
}
.hearts {
  position: absolute;
  top: 90px;
  left: 0;
  right: 0;
  z-index: 2;
}
.heart {
  position: absolute;
  bottom: 0;
  right: 10%;
  pointer-events: none;
}
.heart:before, .heart:after {
  position: absolute;
  content: "";
  left: 50px;
  top: 0;
  width: 50px;
  height: 80px;
  background: #d00000;
  border-radius: 50px 50px 0 0;
  transform: rotate(-45deg);
  transform-origin: 0 100%;
  pointer-events: none;
}
.heart:after {
  left: 0;
  transform: rotate(45deg);
  transform-origin: 100% 100%;
}
.close .heart {
  opacity: 0;
  animation: none;
}
.a1 {
  left: 20%;
  -webkit-transform: scale(0.6);
  -moz-transform: scale(0.6);
  transform: scale(0.6);
  opacity: 1;
  -webkit-animation: slideUp 4s linear 1, sideSway 2s ease-in-out 4 alternate;
  -moz-animation: slideUp 4s linear 1, sideSway 2s ease-in-out 4 alternate;
  animation-fill-mode: forwards;
  animation-delay: 0.7s;
}
.a2 {
  left: 55%;
  -webkit-transform: scale(1);
  -moz-transform: scale(1);
  transform: scale(1);
  opacity: 1;
  -webkit-animation: slideUp 5s linear 1, sideSway 4s ease-in-out 2 alternate;
  -moz-animation: slideUp 5s linear 1, sideSway 4s ease-in-out 2 alternate;
  animation-fill-mode: forwards;
  animation-delay: 0.7s;
}
.a3 {
  left: 10%;
  -webkit-transform: scale(0.8);
  -moz-transform: scale(0.8);
  transform: scale(0.8);
  opacity: 1;
  -webkit-animation: slideUp 7s linear 1, sideSway 2s ease-in-out 6 alternate;
  -moz-animation: slideUp 7s linear 1, sideSway 2s ease-in-out 6 alternate;
  animation-fill-mode: forwards;
  animation-delay: 0.7s;
}
@-webkit-keyframes slideUp {
  0% {
    top: 0;
 }
  100% {
    top: -600px;
 }
}
@keyframes slideUp {
  0% {
    top: 0;
 }
  100% {
    top: -600px;
 }
}
@-webkit-keyframes sideSway {
  0% {
    margin-left: 0px;
 }
  100% {
    margin-left: 50px;
 }
}
@keyframes sideSway {
  0% {
    margin-left: 0px;
 }
  100% {
    margin-left: 50px;
 }
}
.envlope-wrapper {
  height: 380px;
}
.reset {
  text-align: center;
}
.reset button {
  font-weight: 800;
  font-style: normal;
  transition: all 0.1s linear;
  -webkit-appearance: none;
  background-color: transparent;
  border: solid 2px #0077b2;
  border-radius: 4px;
  color: #0077b2;
  display: inline-block;
  font-size: 14px;
  text-transform: uppercase;
  margin: 5px;
  padding: 10px;
  line-height: 1em;
  text-decoration: none;
  min-width: 120px;
  cursor: pointer;
}
.reset button:hover {
  /* background-color: #0077b2; */
  color: #fff;
}