.business_main {
  padding: 0 0 40px;
  background: url('../images/1346.png') no-repeat right center;
}
.business_main h3 .img {
  width: 390px;
  height: 28px;
  background: url('../images/logo_title.png') no-repeat center;
  margin-top: 12px;
}
.business_main h3 {
  font-size: 30px;
  font-weight: 400;
  margin: 0 0 45px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.business_center {
  width: 1200px;
  margin: 0 auto;
  /* box-shadow: 0 5px 5px #ace2ff; */
  display: flex;
  justify-content: center;
  box-sizing: border-box;
  margin-top: 20px;
  padding-bottom: 40px;
  position: relative;
}
.business_center .bg_player {
  position: absolute;
  width: 448px;
  top: 0;
  bottom: 0;
  left: 750px;
  z-index: -1;
  background: url('../images/1346.png') no-repeat 100px center;
}
.business_center .bg_player_left {
  position: absolute;
  width: 448px;
  top: 0;
  bottom: 0;
  left: -300px;
  z-index: -1;
  background: url('../images/1347.png') no-repeat 0px center / auto 80%;
}
.business_center .left {
  padding: 10px;
  border-radius: 10px;
  box-shadow: 0 0 10px #aaa;
  box-sizing: border-box;
  background-color: #fff;
}
.business_center .left img{
  width: 100%;
  height: auto;
  vertical-align: top;
  border: 0;
}