.concent_cen {
  padding: 40px 40px 0 40px;
}
.concent_cen h2{
    text-align: center;
    font-size: 30px;
    font-weight: bold;
    margin: 50px 0;
    color: #2C4670;
    letter-spacing: 2px;
}
.concent_cen ul li {background-color: #E9EEF3;cursor: pointer;overflow: hidden;}
.concent_cen ul li img{transition: all 0.6s;}
.concent_cen ul li:hover{
  box-shadow: 2px 2px 5px 2px #ddd;
  -moz-box-shadow: 2px 2px 5px 2px #ddd;
  -webkit-box-shadow: 2px 2px 5px 2px #ddd;
}

.concent_cen ul li:hover img{
  transform: scale(1.2);
}

.concent_cen ul{
    display: flex;
    width: 1280px;
    margin: 0 auto;
    justify-content: space-between;
    margin-bottom: 95px;
}
.concent_cen ul h1{
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    color: #3E455A
}
.concent_cen ul p {    text-align: center;
  text-align: center;
  /* margin: 50px 0; */
  
  font-size: 20px;

  color: #8E9193;
  /* margin-bottom: 95px; */
  height: 100px;
  line-height: 100px;
}
    
.text__box {
    color: #fff;
    position: relative;
    overflow: hidden;
    width: 0;
    font-size: 40px;
    line-height: 44px;
    white-space: nowrap;
    animation: width 2s steps(13) forwards;
    -webkit-animation: width 2s steps(13) forwards;
}
  .text__box::after {
    content: "";
    position: absolute;
    right: 0px;
    height: 44px;
    border-right: 2px solid #fff;
    animation: showInfinite 0.5s infinite both;
  }
  .app-text-one {
    animation-delay: 0s;
  }
  
  
  @keyframes width {
    0% {
      width: 0;
    }
    100% {
      width: 9em; 
    }
  }
  @keyframes showInfinite {
    0% {
      opacity: 1;
    }
    100% {
      opacity: 0;
    }
  }