body,
html {
  margin: 0;
  padding: 0;
}

img {
  width: 100%;
  height: 100%;
}

.brand_mr {
  margin-right: 23px;
}

.certificate_box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-top: 14px;
}

.certificate_line {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  line-height: 35px;
  font-size: 14px;
}

.arrow-box {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 25px;
  height: 50px;
  background-color: #00000026;
  display: flex;
  justify-content: center;
  align-items: center;
}

.left-arrow-box {
  left: 0;
  border-top-right-radius: 5px;
  border-bottom-right-radius: 5px;
}

.right-arrow {
  width: 0;
  height: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 10px solid rgba(0, 0, 0, 0.3);
}

.left-arrow {
  width: 0;
  height: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-right: 10px solid rgba(0, 0, 0, 0.3);
}

.right-arrow-box {
  right: 0;
  border-top-left-radius: 5px;
  border-bottom-left-radius: 5px;
}

.brandbox {
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2;
}

.brand {
  width: auto;
  height: 30px;
  margin-right: 10px;
}

/* ///// */
.info_box {
  width: 100%;
  margin-top: 10px;
}

.info_line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  font-weight: 400;
}

.info_line_strong {
  font-size: 16px;
  font-weight: 700;
}

.info_board {
  width: 100%;
  height: 0.5px;
  background-color: rgba(76, 123, 167, 0.7);
  margin: 10px 0;
}

/* //// */
.statement_title {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0px;
  line-height: 35px;
}

.statement_line {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0px;
  line-height: 20px;
  color: rgba(128, 128, 128, 1);
}

.title {
  font-size: 18px;
  font-weight: 700;
  line-height: 26.06px;
}

.certificate_imgbox {
  position: relative;
  border-radius: 6.8px;
  overflow: hidden;
}

.slide_box {
  height: 100%;
  display: flex;
  transition: transform 0.5s ease;
}

.cimg img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
/* 小屏幕（手机等） */
@media only screen and (max-width: 600px) {
  .big-device {
    display: none;
  }

  .small-device {
    width: 100%;
    background: rgba(195, 213, 232, 1);
    padding: 9px;
    box-sizing: border-box;
    height: fit-content;
    min-height: 100vh;
  }

  .s-container {
    position: relative;
    width: 100%;
    height: 100%;
    background-image: url(https://img.js.design/assets/img/673d504d40b7d89a558d09c2.png#cd220185d69467e3fe0805dae86584b7);
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-position: center;
    border-radius: 8px;
    padding: 10px 10px 55px 10px;
    box-sizing: border-box;
    z-index: 1;
  }

  .s-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(209, 231, 255, 0.9);
    z-index: -1;
  }

  .s-card {
    width: 100%;
    border-radius: 6px;
    padding: 28px 16px 11px 16px;
    box-sizing: border-box;
    background-color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 11px;
    overflow: hidden;
  }

  .officialSeal {
    position: absolute;
    right: 63px;
    bottom: 147px;
    width: 168px;
    height: 168px;
  }

  .certificate_imgbox_style {
    width: 350px;
    height: 229px;
  }

  .s_certificate_img {
    flex-shrink: 0;
    flex-grow: 0;
    width: 350px;
    height: 229px;
  }

}

/* 大屏幕（电脑等） */
@media only screen and (min-width: 601px) {
  .small-device {
    display: none;
  }

  .big-device {
    position: relative;
    width: 100%;
    background: url(https://img.js.design/assets/img/672b2a4d109fab25ef5d5039.jpg#f7d590b6f8598b59a6cc3958092ee443);
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-position: center;
    z-index: 1;
  }

  .b-container {
    width: 100%;
    background-color: rgb(187 192 192 / 95%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: -1;
    padding: 80px 0 80px 0;
    box-sizing: border-box;
  }

  .b-card {
    position: relative;
    width: 1154px;
    border-radius: 15px;
    z-index: 2;
    overflow: hidden;
  }

  .officialSeal {
    position: absolute;
    right: 150px;
    bottom: 28px;
    width: 180px;
    height: 180px;
  }

  .b-card-top {
    width: 100%;
    height: fit-content;
    background: linear-gradient(90deg, rgba(176, 213, 255, 1) 0%, rgba(209, 231, 255, 1) 100%);
    padding: 17px 60px 16px 60px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .b-card-bottom {
    display: flex;
    width: 100%;
    background-color: #fff;
    padding: 50px 60px 65px 60px;
    box-sizing: border-box;
  }

  .certificate_imgbox_style {
    width: 518px;
    height: 389px;
  }

  .b_certificate_img {
    flex-shrink: 0;
    flex-grow: 0;
    width: 518px;
    height: 389px;
  }

  .certificate_box_width {
    width: 518px;
    margin-top: 0;
  }

  .info_box_width {
    width: 419px;
    margin-left: 74px;
  }

  .statement_title {
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 77.78px;
    color: rgba(99, 99, 99, 1);
  }

  .statement_line {
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 35.96px;
    color: rgba(99, 99, 99, 1);
  }
}