/* 头部导航栏 */
button {
  padding: 0;
  margin: 0;
  border: 0;
  outline: 0;
  background-color: transparent;
}


/* 轮播图 */
.banner-wrap .banner-box img {
  position: relative;
  overflow: hidden;
  height: 400px;
}

.banner-bj img {
  width: 100%;
  height: 586px;
  object-fit: cover;
}



/* 方案介绍 */

.introduction {
  width: 1200px;
  height: 1580.82px;
  margin: 0 auto;
  position: relative;
  margin-top: -100px;
  background: url('../img/ds-img/方案介绍3.png');
  background-color: #fff;
  /* border: 0.5px solid #ccc; */
  box-shadow: 0px 0px 10px #ccc;
  border-radius: 10px;
}

.introduction a {
  position: absolute;
  top: 1.5%;
  left: 3%;
  color: rgb(59, 114, 255);
  font-family: "思源黑体";
  font-size: 20px;
  font-weight: 400;
  line-height: 29px;
  letter-spacing: 0px;
  text-align: center;
}

/* 底部信息 */
.footerpage {
  margin-top: 50px;
}