.stats {
  position: absolute;
  bottom: 40px;
  left: -80px;
  width: 100vw;
  padding: 40px 80px 60px 80px; 
  background: linear-gradient(to bottom,
    rgba(255, 255, 255, 1) 0px,
    rgba(0, 0, 0, 0.6) 1px,
    rgba(0, 0, 0, 0.4) 60%,
    rgba(0, 0, 0, 0) 100%);
  color: white;
  z-index: 2;
  display: block;   
  box-sizing: border-box;
  border-top: 2px solid white;
  text-align: left; 
  min-height: 260px;   

}

.stats-text {
  max-width: 900px;
}

.main-text {
  font-size: 42px;
  font-weight: 400;
  line-height: 1.6;
  margin-bottom: 12px;
}

.sub-text {
  font-size: 24px;
    font-weight: 400;
  line-height: 1.6;
  color: #ddd;
}


.about-text h1{
  display: block;
  font-size: 7.5rem; 
    line-height: 2.6;
    font-weight: 400;
}

.hero-image {
  position: relative;        
  width: 1700px;             
  height: auto;
}

.main-image {
  width: 100%;
  height: auto;
  display: block;
}

.patch {
  position: absolute;        
}

.patch1 {
  top: 3702px;
  left: 396px;
  width: 165px;              /* 可以单独缩放小图 */
}

.patch2 {
  top: 4045px ;
  left: 396px;
  width: 165px;
}

.patch3 {
  top: 3096px;
  left: 327px;
  width: 80px;
}

.patch4 {
  top: 2834px;
  left: 327px;
  width: 85px;
}

.patch5 {
  top: 2834px;
  left: 1287px;
  width: 85px;
}

.patch6 {
  top: 2912px;
  left: 774px;
  width: 120px;
  z-index: 3;
  background-color: white; 
}

.patch7{
  top: 2982px;
  left: 790px;   
  width: 90px;
  z-index: 3;        
  background-color: white;
}