* {
  box-sizing: border-box;
}

body {
  font-family: 'Nunito', sans-serif;
  background: -webkit-linear-gradient(right, #ff6600 , #ff6600);
  background: linear-gradient(to left, #ff6600 , #ff6600);
}

img {
  max-width: 100%;
  height: auto;
}


.site-header {
  text-align: center;
  padding: 120px 0 40px 0;

}
.site-header__title {
  font-size: 36px;
  color: #fff;
}


.wrapper {
  padding-left: 18px;
  padding-right: 18px;
  max-width: 1236px;
  margin-left: auto;
  margin-right: auto;
}


.timeline {
  position: relative;
  margin: 30px auto;
  padding: 60px 0;

}
/* .timeline::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  width: 4px;
  height: 100%;
  background-color: #ffffff;
} */
@media (min-width: 800px){
  /* .timeline::before{
    left: 50%;
    margin-left: -2px;
  } */
}
.timeline__item {
  margin-bottom: 100px;
  position: relative;
}
.timeline__item::after{
  content: "";
  clear: both;
  display: table;
}
.timeline__item:nth-child(2n) .timeline__item__content {
  float: right;
}
.timeline__item:nth-child(2n) .timeline__item__content::before {
  content: '';
  right: 40%;
}
@media (min-width: 800px){
  .timeline__item:nth-child(2n) .timeline__item__content::before{
    left: inherit;
  }
}
.timeline__item:nth-child(2n) .timeline__item__content__date {
  background-color: #b292c5;
}
.timeline__item:nth-child(2n) .timeline__item__content__description {
  color: #b292c5;
}
.timeline__item:last-child {
  margin-bottom: 0;
}
.timeline__item-bg {
  -webkit-transition: all 1s ease-out;
  transition: all 1s ease-out;
  color: #fff;
}
.timeline__item-bg:nth-child(2n) .timeline__item__station {
  background-color: #b292c5;
}
.timeline__item-bg:nth-child(2n) .timeline__item__content {
  background-color: #b292c5;
}
.timeline__item-bg:nth-child(2n) .timeline__item__content::before {
  background-color: #b292c5;
}
.timeline__item-bg:nth-child(2n) .timeline__item__content__description {
  color: #fff;
}
.timeline__item-bg .timeline__item__station {
  background-color: #65adb7;
}
.timeline__item-bg .timeline__item__content {
  background-color: #65adb7;
}
.timeline__item-bg .timeline__item__content::before {
  background-color: #65adb7;
}
.timeline__item-bg .timeline__item__content__description {
  color: #fff;
}
.timeline__item__station {
  background-color: #9aa0b9;
  width: 40px;
  height: 40px;
  position: absolute;
  border-radius: 50%;
  padding: 10px;
  top: 0;
  left: 10%;
  margin-left: -33px;
  border: 4px solid #8d94b1;
  -webkit-transition: all .3s ease-out;
  transition: all .3s ease-out;
}
@media (min-width: 800px){
  .timeline__item__station{
    left: 50%;
    margin-left: -30px;
    width: 60px;
    height: 60px;
    padding: 15px;
    border-width: 6px;
  }
}
.timeline__item__content {
  width: 80%;
  background: #fff;
  padding: 20px 30px;
  border-radius: 6px;
  float: right;
  -webkit-transition: all .3s ease-out;
  transition: all .3s ease-out;
}
@media (min-width: 800px){
  .timeline__item__content{
    width: 40%;
    float: inherit;
    padding: 30px 40px;
  }
}
.timeline__item__content::before {
  content: '';
  position: absolute;
  left: 10%;
  background: #8d94b1;
  top: 20px;
  width: 10%;
  height: 4px;
  z-index: -1;
  -webkit-transition: all .3s ease-out;
  transition: all .3s ease-out;
}
@media (min-width: 800px){
  .timeline__item__content::before{
    left: 40%;
    top: 30px;
    height: 4px;
    margin-top: -2px;
  }
}
.timeline__item__content__date {
  margin: 0;
  padding: 8px 12px;
  font-size: 15px;
  margin-bottom: 10px;
  background-color: #65adb7;
  color: #fff;
  display: inline-block;
  border-radius: 4px;
  border: 2px solid #fff;
}
.timeline__item__content__description {
  margin: 0;
  padding: 0;
  font-size: 16px;
  line-height: 24px;
  font-weight: 300;
  color: #65adb7;
}
.timeline__item__content__description img{width: 100%;}
@media (min-width: 800px){
  .timeline__item__content__description{
    font-size: 19px;
    line-height: 28px;
  }
}

/* _site-footer.css */
.site-footer {
  padding: 50px 0 200px 0;

}
.site-footer__text {
  color: #e6e6e6;
  font-size: 14px;
  text-align: center;
}
.site-footer__text__link {
  color: #8287a9;
}
.shaixuan{text-align: center; max-width: 60%;margin: 0 auto;}
.shaixuan button{
  color: #f60;
  background-color: #fffefe;
  border-radius: 5px;
  border: 0;
  padding: 0 20px;
}

.newcase-card {
  margin-bottom: 30px;
  margin-right: 2%;
  overflow: hidden;
  display: inline-block;
  width: 32%;
  position: relative;
  box-sizing: border-box;
  /* border: 1px solid #e6e8ed; */
  border-radius: 8px;
  cursor: pointer;
  transition: all .5s;
  background-color: #fff;
}
.newcase-card:nth-child(3n) {
  margin-right: 0;
}
.newcase-card .newcase-img {
  margin-bottom: 24px;
  width: 100%;
  overflow: hidden;
  height: 200px;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
  -webkit-transform: translateZ(1px);
  transform: translateZ(1px);
}
.newcase-card .newcase-img img {
  width: 100%;
  min-height: 200px;
  -o-object-fit: cover;
  object-fit: cover;
  -webkit-transform: scale(1);
  -ms-transform: scale(1);
  transform: scale(1);
  transition: all .2s linear 0s;
}
.newcase-card .newcase-bottom {
  padding: 0 24px 24px 24px;
  color: #313233;
}
.newcase-title {
  margin-bottom: 8px;
  font-size: 20px;
  line-height: 28px;
  font-weight: 700;
  color: #313233;
  overflow:hidden;
  height: 56px;
}
.newcase-card .newcase-bottom .newcase-tag {
  font-size: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #939599;
}
.newcase-card .newcase-bottom .newcase-tag .newcase-tagname {
  display: inline;
  margin-right: 6px;
  padding-right: 6px;
  line-height: 1;
  height: 14px;
  position: relative;
}

@media(max-width:640px){
  .shaixuan button{display: block;margin: 0 auto;}
  .newcase-card {
    margin-right: 0;
    width: 100%;
  }
}