@import "common.css";
.banner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 1200px;
  max-width: 1920px;
  width: 100%;
  height: 280px;
  overflow: hidden;
  background-image: url("../img/about_banner.png");
}
.banner .title {
  padding-top: 90px;
  font-size: 40px;
  font-weight: bold;
  color: #ffffff;
}
.banner .describe {
  padding-top: 40px;
  font-size: 29px;
  font-weight: 300;
  color: #ffffff;
}
.bgc {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  background-color: #f8fbff;
}
.chunk_content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 40px 0;
  width: 1200px;
}
.chunk_content .title {
  padding-bottom: 20px;
  font-size: 36px;
  font-weight: bold;
  color: #161616;
}
.chunk_content .title span {
  color: #4062ec;
}
.chunk_content .minTitle,
.chunk_content .describe {
  font-size: 14px;
  line-height: 30px;
  color: #666;
}
.chunk_content .minTitle {
  color: #4062ec;
  font-weight: bold;
  margin-top: 20px;
}
.chunk_content .img {
  animation: opacity 1000ms;
  animation-direction: alternate;
  animation-iteration-count: infinite;
}
@keyframes opacity {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  100% {
    opacity: 0.5;
    transform: scale(0.9);
  }
}
footer {
  margin: 0;
}