body * {
  box-sizing: border-box;
  flex-shrink: 0;
}

html,
body {
  width: 100%;
}

html,
body,
div,
p,
span,
ul,
li {
  padding: 0;
  margin: 0;
}


body {
  font-family: PingFangSC-Regular, Roboto, Helvetica Neue, Helvetica, Tahoma,
    Arial, PingFang SC-Light, Microsoft YaHei;
}

a {
  display: inline-block;
  text-decoration: none;
}

input {
  background-color: transparent;
  border: 0;
}

button {
  margin: 0;
  padding: 0;
  border: 1px solid transparent;
  outline: none;
  background-color: transparent;
}

button:active {
  opacity: 0.6;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.flex-row {
  display: flex;
  flex-direction: row;
}

.justify-start {
  display: flex;
  justify-content: flex-start;
}

.justify-center {
  display: flex;
  justify-content: center;
}

.justify-end {
  display: flex;
  justify-content: flex-end;
}

.justify-evenly {
  display: flex;
  justify-content: space-evenly;
}

.justify-around {
  display: flex;
  justify-content: space-around;
}

.justify-between {
  display: flex;
  justify-content: space-between;
}

.align-start {
  display: flex;
  align-items: flex-start;
}

.align-center {
  display: flex;
  align-items: center;
}

.align-end {
  display: flex;
  align-items: flex-end;
}

.main1200 {
  width: 1200px;
  margin: 0 auto;

}

.textcenter {
  text-align: center;
}

.ellS {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ellS2 {
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.ellS3 {
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.section_3 .swiper-pagination-bullet {
  display: inline-block;
  width: 10px;
  height: 8px;
  border-radius: 4px;
  margin: 0 5px;
  background-color: #fff;
  cursor: pointer;
   opacity: 1
}
.section_3 .swiper-pagination-bullet-active {
  width: 29px;
  background-color: #0A4EBE;
}