body * {
  box-sizing: border-box;
  flex-shrink: 0;
}
html,
body {
  margin: 0;
  padding: 0;
  font-family: PingFangSC-Regular, Roboto, Helvetica Neue, Helvetica, Tahoma,
    Arial, PingFang SC-Light, Microsoft YaHei;
}

.flex-col {
  display: flex;
  flex-direction: column;
}
.flex-row {
  display: flex;
  flex-direction: row;
}
.justify-between {
  display: flex;
  justify-content: space-between;
}
.justify-center {
  display: flex;
  justify-content: center;
}

.align-center {
  display: flex;
  align-items: center;
}

.container {
  width: 100%;
  background: url("../images/index/bg-hero.jpg") no-repeat center;
  background-size: 100% 100%;
  height: 5rem;
  padding: 0.3rem 0.81rem 0.64rem 0.71rem;
  color: #fff;
}
header img {
  width: 0.42rem;
  height: 0.35rem;
  margin-right: 0.11rem;
}
header .left .title {
  font-family: Roboto, Roboto;
  font-weight: 900;
  font-size: 0.19rem;
  color: #ffffff;
  cursor: pointer;
}
header .right span {
  font-family: Roboto, Roboto;
  font-weight: 500;
  font-size: 0.1rem;
  color: #ffffff;
  padding-right: 0.48rem;
  cursor: pointer;
}

header .right span:last-child {
  padding-right: 0;
}

header .right span:hover {
  font-size: 0.15rem;
  color: rgba(62, 176, 244, 1);
  transition: all 0.5s ease-in-out;
}

.tip {
  font-family: Roboto, Roboto;
  font-weight: 500;
  font-size: 0.13rem;
  color: #ffffff;
}
.title {
  font-family: Roboto, Roboto;
  font-weight: 900;
  font-size: 0.38rem;
  color: #ffffff;
  margin: 0.04rem 0 0.02rem;
}
footer {
  align-items: flex-end;
}
footer .btn {
  padding: 0.11rem 0.16rem;
  border-radius: 0.12rem;
  border: 0.03rem solid transparent;
  border-color: rgba(62, 176, 244, 1);
  cursor: pointer;
  font-family: Roboto, Roboto;
  font-weight: 900;
  font-size: 0.13rem;
  color: #ffffff;
}

footer .btn:hover {
  background: rgba(62, 176, 244, 0.5);
  color: #ffffff;
  animation: squeeze3124 0.9s both;
}

@keyframes squeeze3124 {
  0% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }

  30% {
    -webkit-transform: scale3d(1.25, 0.75, 1);
    transform: scale3d(1.25, 0.75, 1);
  }

  40% {
    -webkit-transform: scale3d(0.75, 1.25, 1);
    transform: scale3d(0.75, 1.25, 1);
  }

  50% {
    -webkit-transform: scale3d(1.15, 0.85, 1);
    transform: scale3d(1.15, 0.85, 1);
  }

  65% {
    -webkit-transform: scale3d(0.95, 1.05, 1);
    transform: scale3d(0.95, 1.05, 1);
  }

  75% {
    -webkit-transform: scale3d(1.05, 0.95, 1);
    transform: scale3d(1.05, 0.95, 1);
  }

  100% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}