body,p,h1 {
  margin: 0;
  padding: 0;
  -webkit-text-size-adjust: 100% !important;
  text-size-adjust: 100% !important;
  -moz-text-size-adjust: 100% !important;
}
#app {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: calc(100vh - 120px);
  box-sizing: border-box;
}
.header {
  width: 100%;
  height: 410px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 60px;
  overflow: hidden;
}
.header_bg_pc {
  width: 100%;
  height: 100%;
  pointer-events: none;
  position: absolute;
  top: 0;
  left: 0;
}
.header_img {
  width: 1000px;
  object-fit: cover;
  overflow: hidden;
  pointer-events: none;
  position: absolute;
  top: 1.7vw;
  left: 50%;
  transform: translateX(-50%);
}
.title {
  font-size: 44px;
  color: #343C4B;
}
.beian {
  font-size: 14px;
  color: #505050;
  margin: 120px 0;
  text-align: center;
}

@media screen and (max-width: 500px) {
  #app {
    min-height: calc(100vh - 64px - 57px);
  }
  .header {
    width: 100%;
    height: calc((200 / 375) * 100vw);
    margin-bottom: calc((36 / 375) * 100vw);
  }
  .header_bg {
    width: 100%;
    height: 100%;
    clip-path: polygon(0 0, 100% 0, 100% 95%, 94% 100%, 4% 100%, 0 94%);
    background-color: #F4F4F8;
    position: absolute;
    top: 0;
    left: 0;
  }
  .header_bg_pc {
    display: none;
  }
  .header_img {
    width: 100%;
    height: calc((138 / 375) * 100vw);
    top: calc((40 / 375) * 100vw);
  }
  .title {
    width: 90%;
    font-size: calc((34 / 375) * 100vw);
  }
  .beian {
    font-size: calc((12 / 375) * 100vw);
    margin: calc((30 / 375) * 100vw) 0;
  }
}