html {
  font-size: 50px;
}
.fenglan {
  width: 7.5rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  font-family: OPPOSans;
}
.fenglan img {
  image-rendering: -moz-crisp-edges;
  /* Firefox */
  image-rendering: -o-crisp-edges;
  /* Opera */
  image-rendering: -webkit-optimize-contrast;
  /* Webkit (non-standard naming) */
  image-rendering: crisp-edges;
  -ms-interpolation-mode: nearest-neighbor;
  /* IE (non-standard property) */
}
.fenglan header {
  background: url("../image/bg.png") no-repeat 25% 0%;
  background-size: 106%;
  height: 100%;
  width: 100%;
}
.fenglan header .title {
  width: 6.7rem;
  margin: 0.9rem auto;
  position: relative;
  margin-bottom: 0.7rem;
}
.fenglan header .title > .title-img {
  width: 100%;
}
.fenglan header .title .t-1 {
  width: 0.85rem;
  position: absolute;
  top: -0.55rem;
  left: 0.2rem;
}
.fenglan header .title .t-2 {
  width: 0.95rem;
  position: absolute;
  top: -0.65rem;
  right: -0.4rem;
}
.fenglan header .title .title-bg {
  width: 6.7rem;
  position: absolute;
  bottom: -0.8rem;
  left: 0;
}
.fenglan header .steps {
  width: 5.75rem;
  height: 0.7rem;
  display: flex;
  align-items: center;
  background: #f13e00;
  margin: 0 auto 0.45rem;
  border-radius: 0.35rem;
  padding-left: 0.35rem;
}
.fenglan header .steps img {
  width: 0.55rem;
}
.fenglan header .steps .right {
  width: 0.3rem;
}
.fenglan header .steps small {
  color: #fff;
  padding: 0 0.15rem;
}
.fenglan header .steps span {
  color: #ffe400;
  font-size: 0.26rem;
  padding: 0 0.1rem;
}
.fenglan header .steps .new {
  padding-left: 0.2rem;
}
.fenglan header .text {
  font-family: SourceHanSansCN;
  font-size: 0.26rem;
  text-align: center;
  color: #fff;
}
.fenglan header .open {
  text-align: center;
  padding-top: 0.3rem;
  height: 2.1rem;
  background: url("../image/open-bg.png") no-repeat center;
  background-size: 98%;
}
.fenglan header .open img {
  width: 3.5rem;
}
.fenglan header .cate {
  padding: 0.2rem 0.8rem 0.4rem;
  margin-top: -0.9rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.fenglan header .cate .item {
  width: 30%;
  font-family: Source Han Sans CN;
  text-align: center;
  opacity: 0.95;
  flex-shrink: 0;
  margin-bottom: 0.2rem;
}
.fenglan header .cate .item > div {
  width: 1.01rem;
  height: 1.01rem;
  background: #fff;
  border-radius: 0.5rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.fenglan header .cate .item > div img {
  width: 0.55rem;
}
.fenglan header .cate .item p {
  color: #fff;
  font-size: 0.26rem;
  padding-top: 0.08rem;
}
.fenglan header .question {
  background: url("../image/question-bg.png") no-repeat;
  background-size: contain;
  padding-top: 1.3rem;
}
.fenglan header .question img {
  width: 100%;
}
.fenglan main h2 {
  width: 3.15rem;
  height: 0.5rem;
  border-radius: 0.25rem;
  background: #f9c708;
  font-size: 0.29rem;
  font-family: OPPOSans;
  letter-spacing: 0.05rem;
  text-align: center;
  line-height: 0.5rem;
  margin: 0 auto;
}
.fenglan main .divider {
  width: 100%;
  height: 7rem;
  overflow: hidden;
  position: relative;
  font-family: OPPOSans;
}
.fenglan main .divider .title {
  font-size: 0.38rem;
  width: 6rem;
  color: #fff;
  font-weight: bold;
  line-height: 0.55rem;
  letter-spacing: 0.05rem;
  text-align: center;
  position: absolute;
  top: 15%;
  left: 50%;
  transform: translateX(-3rem);
  z-index: 2;
}
.fenglan main .divider .bg {
  width: 130%;
  object-fit: contain;
  margin: auto;
  position: absolute;
  left: -0.95rem;
  top: 0;
  z-index: 1;
}
.fenglan main .divider .t1 {
  position: absolute;
  left: 5%;
  top: 35%;
  z-index: 10;
  text-align: center;
  width: 3rem;
  padding: 0 0.1rem;
}
.fenglan main .divider .t1 img {
  width: 1.3rem;
  margin-bottom: 0.1rem;
}
.fenglan main .divider .t1 p {
  font-size: 0.34rem;
  font-weight: bold;
  padding: 0.5rem 0 0.4rem;
  line-height: 0.42rem;
}
.fenglan main .divider .t1 h2 {
  width: 2.8rem;
  height: 0.43rem;
  font-size: 0.28rem;
  letter-spacing: 0;
  line-height: 0.43rem;
}
.fenglan main .divider .t2 {
  position: absolute;
  right: 4%;
  top: 35%;
  z-index: 10;
  text-align: center;
  width: 3rem;
  padding: 0 0.1rem;
}
.fenglan main .divider .t2 img {
  width: 1.1rem;
  margin-bottom: 0.1rem;
}
.fenglan main .divider .t2 p {
  font-size: 0.34rem;
  font-weight: bold;
  padding: 0.5rem 0 0.4rem;
  line-height: 0.42rem;
}
.fenglan main .divider .t2 h2 {
  width: 2.8rem;
  height: 0.43rem;
  font-size: 0.28rem;
  letter-spacing: 0;
  line-height: 0.43rem;
}
.fenglan main h1 {
  font-size: 0.43rem;
  color: #878685;
  font-weight: normal;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 0;
}
.fenglan main h1 span {
  display: block;
  width: 1rem;
  height: 0.04rem;
  background: #878685;
  margin: 0 0.2rem;
}
.fenglan main .advanta-title {
  padding: 0 0 0.4rem;
  margin-top: -0.4rem;
}
.fenglan main .advantage {
  color: #878685;
  background: #f7f7f7;
  padding: 0.38rem;
  position: relative;
}
.fenglan main .advantage .a1,
.fenglan main .advantage .a2,
.fenglan main .advantage .a3,
.fenglan main .advantage .a4 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.fenglan main .advantage .a1 h3,
.fenglan main .advantage .a2 h3,
.fenglan main .advantage .a3 h3,
.fenglan main .advantage .a4 h3 {
  font-size: 0.34rem;
  font-weight: normal;
}
.fenglan main .advantage .a1 > div,
.fenglan main .advantage .a2 > div,
.fenglan main .advantage .a3 > div,
.fenglan main .advantage .a4 > div {
  flex: 0 0 2.3rem;
  height: 2.6rem;
  background: url("../image/a1.png") no-repeat;
  background-size: contain;
  font-size: 0.33rem;
  color: #fff;
  display: flex;
  align-items: center;
  text-align: center;
  padding: 0 0.12rem;
}
.fenglan main .advantage .a1 p,
.fenglan main .advantage .a2 p,
.fenglan main .advantage .a3 p,
.fenglan main .advantage .a4 p {
  flex: 1;
  font-size: 0.27rem;
  text-align: center;
}
.fenglan main .advantage .a1 {
  justify-content: flex-start;
  position: relative;
}
.fenglan main .advantage .a1 > div {
  margin-right: 0.5rem;
}
.fenglan main .advantage .a1 img {
  width: 2.55rem;
  height: 1.33rem;
  position: absolute;
  left: 2rem;
  top: 2.1rem;
  opacity: 0.5;
  z-index: 1;
}
.fenglan main .advantage .a2,
.fenglan main .advantage .a4 {
  position: relative;
  z-index: 10;
}
.fenglan main .advantage .a2 > div,
.fenglan main .advantage .a4 > div {
  background: url("../image/a2.png") no-repeat;
  background-size: contain;
}
.fenglan main .advantage .a4 > div {
  background: url("../image/a2.png") no-repeat center;
  background-size: contain;
}
.fenglan main .advantage .a2 {
  margin-top: -0.5rem;
  align-items: flex-end;
  position: relative;
}
.fenglan main .advantage .a2 p {
  padding-right: 0.5rem;
}
.fenglan main .advantage .a2 img {
  width: 3.2rem;
  height: 1.33rem;
  position: absolute;
  transform: rotateY(150deg);
  left: 2rem;
  bottom: -1.1rem;
  opacity: 0.5;
  z-index: -1;
}
.fenglan main .advantage .a3 {
  padding-top: 0.3rem;
  position: relative;
  z-index: 10;
}
.fenglan main .advantage .a3 img {
  width: 2.55rem;
  height: 1.33rem;
  position: absolute;
  left: 2rem;
  bottom: -0.8rem;
  opacity: 0.5;
  z-index: 1;
}
.fenglan main .advantage h2 {
  position: absolute;
  bottom: -0.25rem;
  left: 50%;
  transform: translateX(-1.6rem);
  letter-spacing: 0.02rem;
  font-size: 0.28rem;
  color: #000;
}
.fenglan main .tips {
  margin-bottom: 0.7rem;
}
.fenglan main .tips p {
  width: 6.6rem;
  height: 0.94rem;
  margin: 0 auto;
  background: url("../image/tips.png") no-repeat;
  background-size: cover;
  font-size: 0.36rem;
  font-weight: 600;
  padding-left: 0.4rem;
  line-height: 0.94rem;
  margin-bottom: 0.05rem;
}
.fenglan main .tips p span {
  margin-right: 1rem;
  color: #fff;
  font-size: 0.49rem;
  font-weight: normal;
}
.fenglan main .case {
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  padding-bottom: 0.5rem;
}
.fenglan main .case img {
  width: 47%;
  flex-shrink: 0;
  margin-bottom: 0.4rem;
}
.fenglan footer {
  padding: 0.7rem 0.4rem;
  background: #f47c00;
  font-family: OPPOSans;
}
.fenglan footer p {
  font-size: 0.6rem;
  color: #fff;
  padding-left: 0.45rem;
}
.fenglan footer p:nth-child(2) {
  font-size: 0.29rem;
  padding-top: 0.2rem;
  text-align: right;
}