html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: "Microsoft YaHei", "Helvetica Neue", Arial, HelveticaNeue, Helvetica, "BBAlpha Sans", sans-serif;
  background: #61e2ed;
  color: #333;
  min-width: 1600px;
}

* {
  box-sizing: border-box; 
  font-family: inherit;
}

a, button {
  cursor: pointer;
  transition: all 0.3s ease;
}

a:hover {
  text-decoration: none;
}

.wrap {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative; 
}
.aboutus {
  flex: 1;
  background: rgba(255, 255, 255, 0.8);
  padding: 60px 100px;
  position: relative;
  z-index: 10;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  margin: 20px auto;
  max-width: 1200px;
  border-radius: 8px;
}



.img_title {
  display: block;
  width: 100%; 
  height: 60px; 
  line-height: 60px;
  text-align: center;
  font-size: 48px;
  color: #066e75;
  margin-bottom: 40px;
  font-weight: bold;

}

.box {
  padding: 40px 0;
  border-bottom: 1px solid #83babe;
  position: relative;
}

.box_3 {
  border-bottom: none;
}

.box_lement,
.box_lement_02,
.link_element {
  display: none;
}


.box_1_title, .box_3_title {
  color: #066e75;
  font-size: 36px;
  margin-bottom: 30px;
  position: relative;
  padding-left: 20px;
  font-weight: bold;
}


.box_1_title::before, .box_3_title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 32px;
  background: #066e75;
}


.p {
  font-size: 18px;
  line-height: 1.8;
  color: #666; 
  margin-bottom: 20px;
  text-align: justify;
}

.p:last-child {
  margin-bottom: 0;
}

.box_3 .p {
  text-align: center;
  line-height: 1.6;
}

.box_3 .p br {
  display: block;
  margin-bottom: 5px;
}

.box_3 .p a {
  color: #066e75;
  text-decoration: underline;
}

.box_3 .p a:hover {
  color: #000;
}

.alert_box_bg { 
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 5000;
  display: none;
}



.click_to_top {
  position: fixed;
  bottom: 30px;
  right: 50px;
  width: 50px;
  height: 50px;
  background: url(/local/img/common/scroll_to_top.png) center no-repeat;
  cursor: pointer;
  z-index: 100;
  display: none;
}



.jiathis_style_32x32 {
  display: flex;
  gap: 15px;
}

.jiathis_button_tsina, .jiathis_button_weixin, .jiathis_button_qzone {
  width: 32px;
  height: 32px;
  background-size: cover;
  display: block;
}