html,
body {
  font-size: 20px;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

header {
  box-shadow: 2px 2px 12px 0px rgba(0, 0, 0, 0.16);
  position: sticky;
  top: 0;
  z-index: 120;
  width: 100%;
  background-color: #fff;
}
.banner-sec {
  background-color: rgba(38, 39, 44, 1);
  height: 500px;
  margin-top: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 1200px;
}

.banner-sec-post {
  display: flex;
}

.banner-sec-subtitle {
  font-size: 24px;
  font-family: Arial-Regular, Arial;
  font-weight: 400;
  color: #ffffff;
  line-height: 40px;
}

.banner-sec-title {
  font-size: 64px;
  font-family: Arial-Bold, Arial;
  font-weight: bold;
  color: #ffffff;
  line-height: 72px;
}

.banner-sec-title-box {
  display: flex;
  flex-direction: column;
  align-items: start;
  justify-content: center;
  margin-right: 160px;
}

.sec {
  width: 100%;
  min-width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.sec-title-box {
  width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.sec-title-hori {
  width: 80px;
  height: 0px;
  border: 3px solid #2d78b5;
  margin-bottom: 14px;
}

.sec-title-text {
  font-size: 32px;
  font-family: DIN-Bold, DIN;
  font-weight: bold;
  color: #000000;
  line-height: 40px;
}

.contact-button-small {
  width: 160px;
  height: 42px;
  background: #2d78b5;
  border-radius: 4px 4px 4px 4px;
  border: none;
  color: #fff;
  margin-top: 40px;
}

.contact-button-small:hover {
  background: #005193;
}

.contact-button-big {
  width: 350px;
  height: 42px;
  background: #2d78b5;
  border-radius: 4px 4px 4px 4px;
  border: none;
  color: #fff;
  margin-top: 40px;
}

.contact-button-big:hover {
  background: #005193;
}

/* 图文左右 */
.tab-box {
  width: 100%;
  min-width: 1240px;
  height: 542px;
  margin-bottom: 113px;
  background: rgba(45, 120, 181, 0.1);
}

.contant {
  width: 1240px;
  margin: auto;
  display: flex;
}

.tab-box #fixed-menue-box {
  position: relative;
}

/* 图 */
.img-left-box {
  width: 620px;
  height: 502px;
  background: #ffffff;
  position: relative;
}

.img-right-box {
  width: 620px;
  height: 502px;
  background: #ffffff;
  position: relative;
}

.four-img {
  width: 540px;
  height: 495px;
  position: absolute;
  bottom: 40px;
  left: 40px;
  display: grid;
  grid-template-rows: 101px 101px 44px 101px 101px;
  grid-template-columns: 264px 264px;
  grid-gap: 12px;
}

.four-img img {
  border-radius: 24px;
}

.img-mask {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
  z-index: 130;
  align-items: center;
  justify-content: center;
  display: none;
}

.img-mask img {
}

/* 文 */
.right-text-board {
  width: 620px;
  padding-left: 144px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: start;
}

.left-text-board {
  width: 620px;
  display: flex;
  padding-left: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: start;
}

.left-text-board .intr-title,
.right-text-board .intr-title {
  font-size: 32px;
  font-family: Arial-Bold, Arial;
  font-weight: bold;
  color: #2d78b5;
  line-height: 40px;
  margin-bottom: 40px;
}

.left-text-board .intr-text,
.right-text-board .intr-text {
  width: 476px;
  height: 144px;
  font-size: 16px;
  font-family: Arial-Regular, Arial;
  font-weight: 400;
  color: #666666;
  line-height: 24px;
}

.compareBox {
  width: 100%;
  min-width: 1200px;
  padding-top: 120px;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.comparebox {
  width: 100%;
  max-width: 1200px;
  margin: 0;
  display: flex;
  justify-content: space-between;
  flex-direction: row;
}

.compareBorder {
  border: 1px solid #d8d8d8;
  height: auto;
}
.sec-compare {
  margin: 0;
}

.compare-second-title {
  width: 560px;
  padding-top: 40px;
  font-family: Arial, Arial;
  font-weight: 700;
  font-size: 20px;
  color: #333333;
  line-height: 28px;
  text-align: left;
  font-style: normal;
  text-transform: none;
}

.sec-compare-title {
  font-family: Arial-BoldMT, Arial-BoldMT;
  font-weight: 700;
  font-size: 32px;
  color: #000000;
  line-height: 40px;
  text-align: left;
  font-style: normal;
  text-transform: none;
}

.compare-textarea {
  padding-top: 24px;
  max-width: 560px;
}

.compare-text {
  padding-top: 8px;
  display: flex;
  font-family: ArialMT, ArialMT;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
  line-height: 24px;
  text-align: left;
  font-style: normal;
  text-transform: none;
}

.text-cycle {
  display: inline-block;
  width: 15px;
  height: 15px;
  margin-right: 5px;
  border-radius: 50%;
  border: 5px solid #2d78b5;
}

.compare-text-weight {
  padding-top: 8px;
  display: flex;
  font-family: ArialMT, ArialMT;
  font-weight: 700;
  font-size: 16px;
  color: #333333;
  line-height: 24px;
  text-align: left;
  font-style: normal;
  text-transform: none;
}