body {
  margin: 0;
  padding: 0;
}

img {
  width: 100%;
}
a {
text-decoration: none;
color: inherit;
cursor: pointer;
margin: 0;
padding: 0;
}
.us-web{
  width: 100%;
}

.us-main{
  width: 100%;
  background-color: #ffffff;
  padding-bottom: 232px;
}
.us-main .main-content{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4.25rem;
  padding-top: 117px;

} 
.us-main .left{
  width: 767px;
  height: auto;
}
.us-main .right{
  display: flex;
  flex-direction: column;
  align-items: start;
  margin-top: 10px;
}
.us-main .right-title{
  height: 52px;
font-size: 40px;
font-family: Microsoft YaHei, Microsoft YaHei-Bold;
font-weight: 700;
text-align: left;
color: #000000;
line-height: 34px;
}
.us-main  .right-text{
  width: 792px;
font-size: 16px;
font-family: Microsoft YaHei, Microsoft YaHei-Light;
font-weight: 300;
text-align: left;
color: #343434;
line-height: 50px;
margin-top: 46px;
}
.us-main  .right-text p{
   margin: 0;
  padding: 0;
}
    /* 响应式媒体查询 */
    @media (max-width: 1200px) {


    }
    
    @media (max-width: 992px) {

      .us-main .main-content {
        flex-direction: column;
        padding-top: 60px;
      }
      .us-main .right {
        width: 80%;
        margin-left: 0;
        margin-top: 40px;
      }
      .us-main .right-text {
        width: 100%;
      }
      .us-main .left{
        width: 80%;
      }

    }
    
    @media (max-width: 768px) {
.us-main{
  padding-bottom: 100px;
}
      .us-main .main-content {
        padding-top: 40px;
        display: flex;
        flex-direction: column;
        align-items: center;
      }
       .us-main .right{
        display: flex;
        flex-direction: column;
        align-items: center;
        margin: 0;
       }
        .us-main .left {
        width: 80%;
        height: auto;
      }
      .us-main .right-title {
        font-size: 32px;
      }
      .us-main .right-text{
        width: 80%;
        text-align: center;
      }


    }
    
    @media (max-width: 480px) {

      .us-main .right-title {
        font-size: 28px;
      }
      .us-main .right-text {
        font-size: 14px;
        line-height: 30px;
        width: 80%;
      }


    }
    @keyframes fadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

.fade-in {
  animation: fadeIn 1s ease-in-out forwards;
}
.fade-in.animate {
  animation: fadeIn 1s ease-in-out forwards;
}
.fade-in {
  opacity: 0;
  transition: opacity 0.5s;
}

.slide-in {
  transform: translateX(-50px);
  transition: transform 0.5s;
}

.fade-in.show,
.slide-in.show {
  opacity: 1;
  transform: translateX(0);
}

         /* 定义一个名为slide-in的关键帧动画 */
@keyframes slide-in {
  0% {
    transform: translateX(100%); /* 动画开始时，将元素移出左侧边界 */
  }
  100% {
    transform: translateX(0); /* 动画结束时，将元素移回原来的位置 */
  }
}
.sidebar {

  animation: slide-in 2s ease-in-out forwards; /* 应用自定义动画 */
}