/* loading */
#loading {
  width: 100vw;
  height: 100vh;
  background: #fff;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.load-text {
  margin-top: .2rem;
  color: #ccc;
}

.dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 5px;
  animation-name: loading-beat;
  /* 动画完成一个周期所需要的时间 */
  animation-duration: 1s;
  /* 定义动画从何时开始（延迟） */
  animation-delay: 0s;
  /* 动画播放次数（无限） */
  animation-iteration-count: infinite;
}

.dot1 {
  background: #E6804A;
}

.dot2 {
  background: #FFD14E;
  animation-delay: .2s;
}

.dot3 {
  background: #54BFFF;
  animation-delay: .4s;
}

.dot4 {
  background: #59D8AB;
  animation-delay: .6s;
  animation-name: loading-beat-last;
}

@keyframes loading-beat {
  0% {
    transform: translateY(0) scale(1);
  }

  25% {
    transform: translateY(-8px) scale(1.5);
  }

  50%,
  75%,
  100% {
    transform: translateY(0px) scale(1);
  }
}

@keyframes loading-beat-last {
  0% {
    transform: translateY(0) scale(1);
  }

  25%,
  50% {
    transform: translateY(-8px) scale(1.5);
  }

  60% {
    transform: translateY(0px) scale(1);
  }
}


/* 首页 */
.container {
  height: 100vh;
  background-image: url(../images/bg.jpg);
  background-size: cover;
  position: relative;
  overflow: hidden;

}

.inverted {
  width: 7.5rem;
  height: 3rem;
  background: url(../images/water.png);
  background-size: cover;
  position: absolute;
  top: 0;
  left: 0;
  /* background: red; */
  transform: translateY(0px) scaleY(1.2);
  filter: url(#displacement-wave-filter);
}

.slogan {
  position: absolute;
  background: url(../images/index-slogan.png);
  width: 6.26rem;
  height: 4.15rem;
  background-size: cover;
  left: 0;
  right: 0;
  top: 3.14rem;
  margin: auto;
}

.amplify {
  animation: amplify 2s;
}

@keyframes amplify {
  0% {
    scale: 1;
  }

  60% {
    scale: 1.1;
  }

  100% {
    scale: 1;
  }
}


.text {
  width: 6.13rem;
  height: 9.18rem;
  background: url(../images/text.png);
  background-size: cover;
  position: absolute;
  right: 0;
  top: .6rem;
  opacity: .4;
  animation: blink 10s ease-in-out infinite;
  animation-delay: 2s;
}

@keyframes blink {

  0%,
  50%,
  100% {
    opacity: .4;
  }

  25%,
  75% {
    opacity: 0;
  }
}

.btnArea {
  width: 5.1rem;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  position: absolute;
  left: 50%;
  top: 9.25rem;
  transform: translateX(-50%);
}

.btnArea .btn {
  width: 2.23rem;
  height: .82rem;
  background: #fff;
}

.btnArea .reviewBtn {
  background: url(../images/reviewBtn.png);
  background-size: cover;
}

.btnArea .entryBtn {
  background: url(../images/entryBtn.png);
  background-size: cover;
}

#btn1 {
  animation-duration: 1.5s;
  animation-delay: .5s;
  animation-iteration-count: infinite;
}

#btn2 {
  animation-duration: 1.4s;
  animation-delay: .4s;
  animation-iteration-count: infinite;
}

#text {
  animation-delay: 1.4s;
}