@charset "utf-8";
#content{
  padding-top: 30px;
}
.main{
  overflow: hidden;
}
.main_con{
  position: relative;
  padding-top: 30px;
  font-size: 14px;
  color: #424242;
  letter-spacing: 0;
  line-height: 24px;
}
.source_con{
  padding-bottom: 30px;
  font-size: 14px;
  color: #757575;
  letter-spacing: 0;
}


/* 大事记 */
.text_title{
  font-size: 20px;
  text-align: center;
  padding-bottom: 26px;
}
.chronicle {
  width: 940px;
  margin: 0 auto;
  position: relative;
}
.chronicle_timeline:before {
  content: "";
  width: 1px;
  height: 100%;
  background: #BDBDBD;
  left: 50%;
  top: 0;
  position: absolute;
  z-index: -2;
}
.chronicle .chronicle_after {
  display: block;
  width: 14px;
  height: 14px;
  /*border: 0.35rem solid rgba(29,165,234,0.5);*/
  background: url("../images/logo.png") no-repeat;
  -webkit-background-size: contain;
  background-size: contain;
  position: absolute;
  left: 50%;
  top: 24px;
  margin-left: -7px;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  -ms-border-radius: 50%;
  border-radius: 50%;
  z-index: -1;
}

/* 点动画 */
.chronicle_timeline_item.active .chronicle_timeline_item_icon {
  background-color: #1da5ea;
}
.chronicle_timeline_item.active .chronicle_timeline_item_icon:before {
  content: "";
  width: 14px;
  height: 14px;
  border: 0.35rem solid rgba(29,165,234,0.5);
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  -ms-border-radius: 50%;
  border-radius: 50%;
  -webkit-animation: twinkling 1s infinite ease-in-out;
  -webkit-animation-duration: 1s;
  animation-duration: 1s;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
}
/* 小圆框的动画 */
@-webkit-keyframes twinkling {
  0%{
    opacity: 0.2;
  }
  100%{
    opacity: 1;
  }
}
@keyframes twinkling {
  0%{
    opacity: 0.2;
  }
  100%{
    opacity: 1;
  }
}
.chronicle_timeline_item {
  padding-top: 10px;
  position: relative;
}
.chronicle_timeline_item:nth-last-child(1) {
  padding-bottom: 80px;
}

.chronicle_timeline_item_li {
  width: 468px;
  height: 140px;
  position: relative;
}
.chronicle_List_li_intro {
  width: 340px;
  font-family: "微软雅黑", MicrosoftYaHei;
  font-size: 18px;
  line-height: 20px;
  color: #424242;
  text-align: right;
}
.chronicle_List_li_intro > span {
  display: block;
  height: 20px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.chronicle_List_li_intro > p {
  height: 72px;
  font-size: 14px;
  color: #757575;
  line-height: 24px;
  margin-top: 12px;
  display: -webkit-box;
  text-overflow: ellipsis;
  overflow: hidden;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.chronicle_List_li_year {
  display: inline-block;
  width: 73px;
  height: 40px;
  background-color: #424242;
  color: #ffffff;
  text-align: center;
  line-height: 40px;
  position: absolute;
  top: 0;
  right: 30px;
}
.chronicle_List_li_year:before {
  content: "";
  width: 30px;
  border-bottom: 1px solid #ececec;
  position: absolute;
  top: 20px;
  right: -30px;
}
/* 点 */
.chronicle_timeline_item_icon {
  background:#ececec;
  width:14px;
  height:14px;
  position: absolute;
  top: 24px;
  left: 50%;
  margin-left: -7px;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  -ms-border-radius: 50%;
  border-radius: 50%;
}
.chronicle_timeline_item:nth-child(2n) .chronicle_timeline_item_li {
  float: right;
}
.chronicle_timeline_item:nth-child(2n) .chronicle_timeline_item_li .chronicle_List_li_intro {
  float: right;
  text-align: left;
}
.chronicle_timeline_item:nth-child(2n) .chronicle_timeline_item_li  .chronicle_List_li_year {
  left: 30px;
}
.chronicle_timeline_item:nth-child(2n) .chronicle_timeline_item_li  .chronicle_List_li_year:before {
  left: -30px;
}
/* 点动画 */
.chronicle_timeline_item.active .chronicle_timeline_item_icon {
  background-color: #1da5ea;
}
/*.chronicle_timeline_item.active .chronicle_timeline_item_icon:before {
  content: "";
  width: 14px;
  height: 14px;
  border: 0.35rem solid rgba(29,165,234,0.5);
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  -ms-border-radius: 50%;
  border-radius: 50%;
  -webkit-animation: twinkling 1s infinite ease-in-out;
  -webkit-animation-duration: 1s;
  animation-duration: 1s;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
}*/
/* 小圆框的动画 */
@-webkit-keyframes twinkling {
  0%{
    opacity: 0.2;
  }
  100%{
    opacity: 1;
  }
}
@keyframes twinkling {
  0%{
    opacity: 0.2;
  }
  100%{
    opacity: 1;
  }
}