.page {
  z-index: 1;
  position: relative;
  width: 100vw;
  min-height: 100vh;
  background-color: #195665;
  overflow: hidden;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-top: 0;
}

.section1 {
  z-index: auto;
  width: 100vw;
  min-height: 100vh;
  box-sizing: border-box;
  padding-bottom: 18.71vw;
  display: flex;
  flex-direction: column;
}

.section3 {
  border-radius: 10px;
  background-color: #3C6F7C;
  align-self: center;
  margin: 3.13vw auto;
  width: 62.5vw;
  justify-content: flex-start;
  padding: 2.61vw 0;
  align-items: center;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

.p1 {
  color: #fff;
  font-size: 22px;
  font-family: Arial;
  font-weight: bold;
  line-height: 1.67vw;
  ;
  margin: 0;
}

.section4 {
  width: 56.25vw;
  display: flex;
  flex-direction: column;
}

.img1 {
  width: 9.8vw;
  height: 1.46vw;
  align-self: center;
  margin-top: 0.63vw;
}

.txt1 {
  display: block;
  color: #fff;
  font-size: 24px;
  font-family: Arial;
  font-weight: bold;
  line-height: 1.67vw;
  text-align: center;
  align-self: center;
}

.infoBox1 {
  display: block;
  color: rgba(109, 255, 240, 1);
  font-size: 16px;
  font-family: Arial;
  line-height: 1.36vw;
  text-align: left;
  margin-top: 0.73vw;
}

.infoBox2 {
  display: block;
  color: rgba(109, 255, 240, 1);
  font-size: 16px;
  font-family: Arial;
  line-height: 1.36vw;
  text-align: left;
  margin-top: 0.32vw;
}

footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  background-color: #478FA0;
}

.bd2 {
  align-self: flex-start;
  margin-top: 1.88vw;
  box-sizing: border-box;
  font-size: 0;
}

.txt2 {
  font-size: 18px;
  font-family: Arial;
  font-weight: bold;
  color: #fff;
  line-height: 1.25vw;
  margin-top: 1.05vw
}

@media screen and (max-width: 960px) {
  html {
    font-size: 55px;
  }

  .section1 {
    padding-bottom: 4rem;
  }

  .section3 {
    width: 90%;
  }

  .section4 {
    width: 84%;
  }

  .img1 {
    width: 1.6rem;
    height: auto;
  }

  .txt1 {
    font-size: 0.28rem;
    line-height: 0.32rem;
  }

  .infoBox1,
  .infoBox2 {
    font-size: 0.18rem;
    line-height: 0.26rem;
  }

  .txt2 {
    font-size: 0.22rem;
    line-height: 0.24rem;
  }

}