.backTitle {
  width: 100%;
  height: 160px;
  background: url("../img/newIndex/my/bg.png") left top no-repeat;
  background-size: cover;
  padding-left: 120px;
  overflow: hidden;
  box-sizing: border-box;
}

.backTitle >div {
  width: 1440px;
  margin: 0 auto;
}
.backTitle .backTitle_title {
  height: 45px;
  font-size: 32px;
  font-weight: bold;
  text-align: left;
  color: #ffffff;
  line-height: 45px;
  margin-top: 43px;
  margin-bottom: 8px;
}

.backTitle .backTitle_des {
  height: 22px;
  font-size: 16px;
  font-family: PingFang SC, PingFang SC-Regular;
  font-weight: 400;
  text-align: left;
  color: #ffffff;
  line-height: 22px;
}

.mycontent {
  height: 508px;
  background: #ffffff;
  display: flex;
  justify-content: center;
  align-items: center;
}
.mycontent >div {
  height: 248px;
}

.mycontent img {
  display: block;
  height: 320px;
  width: 320px;
  margin-right: 48px;
}

.mycontent .itemTitle {
  height: 45px;
  font-size: 32px;
  font-weight: bold;
  text-align: left;
  color: #333333;
  line-height: 45px;
  margin-bottom: 31px;
}

.mycontent .des {
  width: 540px;
  height: 104px;
  font-size: 14px;
  font-weight: 400;
  text-align: left;
  color: #7c8188;
  line-height: 26px;

}

.mb16 {
  margin-bottom: 16px;
}

main {
  min-height: calc(100% - 280px) ;
}