@import "font.css";
@import "gift-box.css";
@import "card-cake.css";
@import "card-blessin.css";

html {
  padding: 0;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0;
  min-height: 100vh;
  background: #dcdcdc radial-gradient(#fff, #ddd);
  user-select: none;
}

canvas#container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
}

@media screen and (max-width: 480px) {
  .content {
    transform: scale(1.5);
  }

  .cake-operate {
    display: none !important;
  }

  .gift-box-wrapper {
    padding-bottom: 30% !important;
    transform: translateY(0) !important;
  }
}

body > canvas {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
}

.content {
  position: relative;
  z-index: 11;
  transition: transform 0.5s;
}

.content .greeting-card {
  border-radius: 0.8vw;
  transform-style: preserve-3d;
  transform: perspective(800px);
  transition: transform 0.1s ease-out;
}

/* [卡片] */
.card {
  width: 51vw;
  height: 33vw;
  border-radius: inherit;
  box-sizing: border-box;
  box-shadow: 0 1vw 1.5vw rgba(0, 0, 0, .2);
  transition: transform 3s;
  transform-style: preserve-3d;
}

.card.reversal {
  transform: rotateY(180deg);
}

.card-face {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: inherit;

  box-sizing: border-box;
  -moz-backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.card-face .arrows {
  position: absolute;
  bottom: 10px;
  display: none;
  width: 36px;
  height: 36px;
  opacity: .1;
  cursor: pointer;
  transition: opacity 1s ease-in-out;
  z-index: 12;
}

.card-face .arrows:hover {
  opacity: .8;
}

.js-tilt-glare {
  border-radius: inherit;
}

.card-face.cake .arrows {
  right: 10px;
  transform: rotate(45deg);
}

.card-face.blessing .arrows {
  left: 10px;
  transform: rotate(-135deg);
}