.dim {
  background-color: #000000;
  opacity: 0.1;
  position: fixed;
  top: 0;
  left: 0;
  z-index: -98;
  width: 100vw;
  height: 100vh;
}

body::-webkit-scrollbar {
    width: 14px;
    background-color: #9975fc
}

body::-webkit-scrollbar-thumb {
    background-color: #fdfa78
}

body:before {
  background: linear-gradient(#fdfa78 26.3%, #fff 36.3% 63.7%, #d5aeff 73.7% 100%);
  position: fixed;
  top: 0;
  left: 0;
  z-index: -100;
  width: 100vw;
  height: 100vh;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  background-size: contain;
  content: ""
}

@media screen and (min-width: 601px) {
  .wrapper {
    display: block;
    position: fixed;
    z-index: -99;
    top: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    pointer-events: none
  }

  .triangle .triangle-under {
    bottom: 6%;
    min-width: 99.9%;
    background: url(../img/maiDecorationBg/triangle_under.png) 0 0 repeat-x
  }

  .triangle .triangle-top,
  .triangle .triangle-under {
    position: fixed;
    height: 30%;
    animation: 60s linear infinite left
  }

  .triangle .triangle-top {
    top: 7%;
    min-width: 100.5%;
    background: url(../img/maiDecorationBg/triangle_top.png) 0 100% no-repeat
  }

  .triangle:nth-child(2) .triangle-under {
    position: fixed;
    left: 99.8%;
    bottom: 6%;
    min-width: 99.9%;
    height: 30%;
    background: url(../img/maiDecorationBg/triangle_under.png) 0 0 repeat-x;
    animation: 60s linear infinite left
  }

  .triangle:nth-child(2) .triangle-top {
    position: fixed;
    left: 100.45%;
    top: 7%;
    min-width: 100.5%;
    height: 30%;
    background: url(../img/maiDecorationBg/triangle_top.png) 0 100% no-repeat;
    animation: 60s linear infinite left
  }

  .silhouette-top {
    top: 40px
  }

  .silhouette-bottom,
  .silhouette-top {
    position: fixed;
    width: 100%;
    height: 231px;
    background: url(../img/maiDecorationBg/baloon_silhoutte.png) top no-repeat
  }

  .silhouette-bottom {
    bottom: -70px
  }

  .garland {
    position: fixed;
    top: -30px;
    left: 230px;
    width: 1229px;
    height: 170px;
    background: url(../img/maiDecorationBg/garland.png) no-repeat;
    animation: swing 10s ease-in-out infinite
  }

  .fireworks {
    position: fixed;
    top: -100px;
    right: 55px;
    width: 430px;
    height: 430px;
    background: url(../img/maiDecorationBg/fireworks.png) no-repeat;
    animation: fireworks cubic-bezier(.54, -.14, 1, 1) 10s forwards infinite;
    opacity: 0
  }

  .baloon-y {
    width: 158px;
    height: 158px;
    background: url(../img/maiDecorationBg/baloon_y.png) no-repeat
  }

  .baloon-b {
    width: 151px;
    height: 151px;
    background: url(../img/maiDecorationBg/baloon_b.png) no-repeat
  }

  .baloon-dp {
    width: 176px;
    height: 176px;
    background: url(../img/maiDecorationBg/baloon_dp.png) no-repeat
  }

  .baloon-p {
    width: 154px;
    height: 154px;
    background: url(../img/maiDecorationBg/baloon_p.png) no-repeat
  }

  .baloon-w1 {
    width: 127px;
    height: 127px;
    background: url(../img/maiDecorationBg/baloon_w1.png) no-repeat
  }

  .baloon-w2 {
    width: 159px;
    height: 159px;
    background: url(../img/maiDecorationBg/baloon_w2.png) no-repeat
  }

  .baloon-o {
    width: 110px;
    height: 110px;
    background: url(../img/maiDecorationBg/baloon_o.png) no-repeat
  }

  .swirl-h {
    width: 32px;
    height: 242px;
    background: url(../img/maiDecorationBg/swirl_h.png) no-repeat;
    background-size: contain
  }

  .swirl-o {
    width: 37px;
    height: 323px;
    background: url(../img/maiDecorationBg/swirl_o.png) no-repeat;
    background-size: contain
  }

  .swirl-b {
    width: 30px;
    height: 330px;
    background: url(../img/maiDecorationBg/swirl_b.png) no-repeat;
    background-size: contain
  }

  .box-p {
    width: 118px;
    height: 136px;
    background: url(../img/maiDecorationBg/box_p.png) no-repeat;
    background-size: contain
  }

  .box-b {
    width: 152px;
    height: 179px;
    background: url(../img/maiDecorationBg/box_b.png) no-repeat;
    background-size: contain
  }

  .box-o {
    width: 109px;
    height: 135px;
    background: url(../img/maiDecorationBg/box_o.png) no-repeat;
    background-size: contain
  }

  .decoration-topLeft {
    position: fixed;
    top: 0;
    left: 0
  }

  .decoration-topLeft .float {
    position: fixed
  }

  .decoration-topLeft .baloon-y {
    top: -15px;
    left: -15px;
    z-index: 1
  }

  .decoration-topLeft .baloon-b {
    top: -45px;
    left: 105px
  }

  .decoration-topLeft .baloon-dp {
    top: -50px;
    left: 235px
  }

  .decoration-topLeft .baloon-p {
    top: 205px;
    left: -50px
  }

  .decoration-topLeft .baloon-w1 {
    top: 65px;
    left: 200px;
    z-index: -1
  }

  .decoration-topLeft .baloon-w2 {
    top: 105px;
    left: -15px
  }

  .decoration-topLeft .baloon-o {
    top: 70px;
    left: 95px;
    z-index: -2
  }

  .decoration-topLeft .swirl-h {
    top: 320px;
    left: 20px;
    width: 32px;
    height: 242px;
    background: url(../img/maiDecorationBg/swirl_h.png);
    z-index: -1
  }

  .decoration-topLeft .swirl-o {
    z-index: -1
  }

  .decoration-topLeft .swirl-o.type1 {
    top: 250px;
    left: 60px;
    transform: rotateY(180deg)
  }

  .decoration-topLeft .swirl-o.type2 {
    top: 50px;
    left: 310px
  }

  .decoration-topLeft .swirl-o.type3 {
    top: -20px;
    left: 350px
  }

  .decoration-topRight {
    position: fixed;
    top: 0;
    right: 0
  }

  .decoration-topRight .float {
    position: fixed
  }

  .decoration-topRight .baloon-b {
    top: -40px;
    right: -30px;
    z-index: 1
  }

  .decoration-topRight .baloon-y {
    top: 40px;
    right: -70px
  }

  .decoration-topRight .baloon-w2 {
    top: -90px;
    right: 30px
  }

  .decoration-topRight .swirl-b {
    top: 60px;
    right: 5px;
    z-index: -1
  }

  .decoration-topRight .swirl-o {
    top: 0;
    right: 35px;
    z-index: -1
  }

  .decoration-bottom {
    position: fixed;
    bottom: -90px;
    left: 0;
    min-width: 1615px;
    width: 100%;
    height: 405px;
    background: url(../img/maiDecorationBg/baloons.png) repeat-x;
    background-size: contain
  }

  .decoration-bottomLeft {
    position: fixed;
    bottom: 0;
    left: 0
  }

  .decoration-bottomLeft .float {
    position: fixed
  }

  .decoration-bottomLeft .baloon-w2 {
    bottom: -10px;
    left: 120px
  }

  .decoration-bottomLeft .box-p {
    bottom: -20px;
    left: -10px
  }

  .decoration-bottomRight {
    position: fixed;
    bottom: 0;
    right: 0
  }

  .decoration-bottomRight .float {
    position: fixed
  }

  .decoration-bottomRight .box-p {
    bottom: -10px;
    right: -20px
  }

  .decoration-bottomRight .baloon-o {
    bottom: -35px;
    right: 105px
  }

  .bgFloating1 {
    animation: bgFloating1 3s cubic-bezier(.33, .04, .68, .94) infinite alternate
  }

  .bgFloating2 {
    animation: bgFloating2 4s cubic-bezier(.36, .09, .63, .9) infinite alternate
  }

  @keyframes left {
    0% {
      transform: translateX(0)
    }

    to {
      transform: translateX(-100%)
    }
  }

  @keyframes fireworks {
    20% {
      opacity: 0
    }

    40% {
      -webkit-clip-path: circle(10% at center);
      clip-path: circle(10% at center);
      opacity: .5
    }

    55% {
      -webkit-clip-path: circle(50% at center);
      clip-path: circle(50% at center)
    }

    75% {
      filter: none
    }

    80% {
      -webkit-clip-path: circle(100% at center);
      clip-path: circle(100% at center);
      filter: blur(15px) brightness(110%)
    }
  }

  @keyframes swing {
    0% {
      transform: rotate(3deg)
    }

    50% {
      transform: rotate(0deg)
    }

    to {
      transform: rotate(3deg)
    }
  }

  @keyframes bgFloating1 {
    0% {
      transform: translateZ(0)
    }

    to {
      transform: translate3d(0, 6%, 0)
    }
  }

  @keyframes bgFloating2 {
    0% {
      transform: translateZ(0)
    }

    to {
      transform: translate3d(0, 5%, 0)
    }
  }
}

@media screen and (max-width: 600px) {
  .wrapper {
    display: block;
    position: fixed;
    z-index: -99;
    top: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    pointer-events: none
  }

  .triangle .triangle-under {
    bottom: 6vh;
    min-width: 99.9%;
    background: url(../img/maiDecorationBg/triangle_under.png) 0 0 no-repeat
  }

  .triangle .triangle-top,
  .triangle .triangle-under {
    position: fixed;
    height: 30vh;
    animation: 60s linear infinite left
  }

  .triangle .triangle-top {
    top: 7vh;
    min-width: 99.81%;
    background: url(../img/maiDecorationBg/triangle_top.png) 0 100% no-repeat
  }

  .triangle:nth-child(2) .triangle-under {
    position: fixed;
    left: 99.8%;
    bottom: 6vh;
    min-width: 99.9%;
    height: 30vh;
    background: url(../img/maiDecorationBg/triangle_under.png) 0 0 no-repeat;
    animation: 60s linear infinite left
  }

  .triangle:nth-child(2) .triangle-top {
    position: fixed;
    left: 99.8%;
    top: 7vh;
    min-width: 99.81%;
    height: 30vh;
    background: url(../img/maiDecorationBg/triangle_top.png) 0 100% no-repeat;
    animation: 60s linear infinite left
  }

  .silhouette-top {
    top: 80px
  }

  .silhouette-bottom,
  .silhouette-top {
    position: fixed;
    width: 100%;
    height: 10%;
    background: url(../img/maiDecorationBg/baloon_silhoutte.png) top no-repeat;
    background-size: contain
  }

  .silhouette-bottom {
    bottom: 80px
  }

  .garland {
    position: fixed;
    top: 20px;
    left: -20px;
    width: 614.5px;
    height: 85px;
    background: url(../img/maiDecorationBg/garland.png) no-repeat;
    background-size: cover;
    animation: swing 10s ease-in-out infinite;
    transform: rotate(15deg)
  }

  .fireworks {
    position: fixed;
    top: -20px;
    right: 20px;
    width: 215px;
    height: 215px;
    background: url(../img/maiDecorationBg/fireworks.png) no-repeat 100%/contain;
    animation: fireworks ease-out 5s alternate infinite
  }

  .baloon-y {
    width: 79px;
    height: 79px;
    background: url(../img/maiDecorationBg/baloon_y.png) no-repeat;
    background-size: contain
  }

  .baloon-b {
    width: 75.5px;
    height: 75.5px;
    background: url(../img/maiDecorationBg/baloon_b.png) no-repeat;
    background-size: contain
  }

  .baloon-dp {
    width: 88px;
    height: 88px;
    background: url(../img/maiDecorationBg/baloon_dp.png) no-repeat;
    background-size: contain
  }

  .baloon-p {
    width: 77px;
    height: 77px;
    background: url(../img/maiDecorationBg/baloon_p.png) no-repeat;
    background-size: contain
  }

  .baloon-w1 {
    width: 63.5px;
    height: 63.5px;
    background: url(../img/maiDecorationBg/baloon_w1.png) no-repeat;
    background-size: contain
  }

  .baloon-w2 {
    width: 79.5px;
    height: 79.5px;
    background: url(../img/maiDecorationBg/baloon_w2.png) no-repeat;
    background-size: contain
  }

  .baloon-o {
    width: 55px;
    height: 55px;
    background: url(../img/maiDecorationBg/baloon_o.png) no-repeat;
    background-size: contain
  }

  .swirl-h {
    width: 16px;
    height: 121px;
    background: url(../img/maiDecorationBg/swirl_h.png) no-repeat;
    background-size: contain
  }

  .swirl-o {
    width: 18.5px;
    height: 161.5px;
    background: url(../img/maiDecorationBg/swirl_o.png) no-repeat;
    background-size: contain
  }

  .swirl-b {
    width: 15px;
    height: 165px;
    background: url(../img/maiDecorationBg/swirl_b.png) no-repeat;
    background-size: contain
  }

  .box-p {
    width: 59px;
    height: 68px;
    background: url(../img/maiDecorationBg/box_p.png) no-repeat;
    background-size: contain
  }

  .box-b {
    width: 76px;
    height: 89.5px;
    background: url(../img/maiDecorationBg/box_b.png) no-repeat;
    background-size: contain
  }

  .box-o {
    width: 54.5px;
    height: 67.5px;
    background: url(../img/maiDecorationBg/box_o.png) no-repeat;
    background-size: contain
  }

  .decoration-topLeft {
    position: fixed;
    top: 0;
    left: 0
  }

  .decoration-topLeft .float {
    position: fixed
  }

  .decoration-topLeft .baloon-y {
    top: -20px;
    left: -15px;
    z-index: 1
  }

  .decoration-topLeft .baloon-b {
    top: -30px;
    left: 50px
  }

  .decoration-topLeft .baloon-dp {
    top: -25px;
    left: 110px
  }

  .decoration-topLeft .baloon-p {
    top: 100px;
    left: -30px
  }

  .decoration-topLeft .baloon-w1 {
    top: 30px;
    left: 80px;
    z-index: -1
  }

  .decoration-topLeft .baloon-w2 {
    top: 45px;
    left: -20px
  }

  .decoration-topLeft .baloon-o {
    top: 35px;
    left: 40px;
    z-index: -2
  }

  .decoration-topLeft .swirl-h {
    top: 140px;
    left: 3px;
    z-index: -1
  }

  .decoration-topLeft .swirl-o {
    z-index: -1
  }

  .decoration-topLeft .swirl-o.type1 {
    top: 130px;
    left: 20px;
    transform: rotateY(180deg)
  }

  .decoration-topLeft .swirl-o.type2 {
    top: 0;
    left: 145px
  }

  .decoration-topLeft .swirl-o.type3 {
    top: -50px;
    left: 170px
  }

  .decoration-topRight {
    position: fixed;
    top: 0;
    right: 0
  }

  .decoration-topRight .float {
    position: fixed
  }

  .decoration-topRight .baloon-b {
    top: -25px;
    right: -15px;
    z-index: 1
  }

  .decoration-topRight .baloon-y {
    top: 10px;
    right: -45px
  }

  .decoration-topRight .baloon-w2 {
    top: -50px;
    right: 20px
  }

  .decoration-topRight .swirl-b {
    top: 60px;
    right: 5px;
    z-index: -1
  }

  .decoration-topRight .swirl-o {
    top: 0;
    right: 35px;
    z-index: -1
  }

  .decoration-bottom {
    position: fixed;
    bottom: -25px;
    left: -15%;
    width: 150%;
    height: 235.5px;
    background: url(../img/maiDecorationBg/baloons.png) repeat-x;
    background-size: cover
  }

  .decoration-bottomLeft {
    position: fixed;
    bottom: 0;
    left: 0
  }

  .decoration-bottomLeft .float {
    position: fixed
  }

  .decoration-bottomLeft .baloon-dp {
    bottom: -30px;
    left: 30px
  }

  .decoration-bottomLeft .baloon-y {
    bottom: -25px;
    left: 95px
  }

  .decoration-bottomLeft .box-p {
    bottom: -5px;
    left: -15px
  }

  .decoration-bottomRight {
    position: fixed;
    bottom: 0;
    right: 0
  }

  .decoration-bottomRight .float {
    position: fixed
  }

  .decoration-bottomRight .box-p {
    bottom: -10px;
    right: -5px
  }

  .decoration-bottomRight .baloon-o {
    bottom: -15px;
    right: 120px
  }

  .decoration-bottomRight .baloon-w2 {
    bottom: -20px;
    right: 35px
  }

  .bgFloating1 {
    animation: bgFloating1 2s cubic-bezier(.33, .04, .68, .94) infinite alternate
  }

  .bgFloating2 {
    animation: bgFloating2 3s cubic-bezier(.36, .09, .63, .9) infinite alternate
  }

  @keyframes left {
    0% {
      transform: translateX(0)
    }

    to {
      transform: translateX(-100%)
    }
  }

  @keyframes fireworks {
    0% {
      opacity: 0
    }

    to {
      opacity: 1
    }
  }

  @keyframes swing {
    0% {
      transform: rotate3d(0 10px 5deg)
    }

    50% {
      transform: rotate(0deg)
    }

    to {
      transform: rotate(0 10px 5deg)
    }
  }

  @keyframes bgFloating1 {
    0% {
      transform: translateZ(0)
    }

    to {
      transform: translate3d(0, 9%, 0)
    }
  }

  @keyframes bgFloating2 {
    0% {
      transform: translateZ(0)
    }

    to {
      transform: translate3d(0, 8%, 0)
    }
  }
}