.bread {
  max-width: 1198px;
  width: 100%;
  padding: 0 40px;
}

.content {
  max-width: 1198px;
  padding: 0 40px;
  margin: 0 auto;
}

.content h3.title {
  width: 100%;
  text-align: center;
  height: 28px;
  font-size: 30px;
  font-weight: 400;
  color: #595757;
  line-height: 27px;
  margin: 48px auto 36px;
}

.content .content-main {
  position: relative;
  max-width: 985px;
  font-size: 16px;
  color: #595757;
  line-height: 24px;
  margin: 0 auto;
  line-height: 26px;
  text-align: center;
}
.content .link {
  cursor: pointer;
  width: 204px;
  height: 36px;
  border: 2px solid #ea0a2a;
  border-radius: 3px;
  margin: 52px auto;
  text-align: center;
  line-height: 32px;
  color: #ea0a2a;
  font-size: 18px;
  font-weight: 400;
}
.content .link:hover {
  background: #ea0a2a;
  border-radius: 1px;
  color: #ffffff;
}
.main {
  width: 100%;
  padding: 30px 0 0;
}
.main .main-item-main:nth-of-type(2n-1) {
  background-color: #f4f5f5;
}
.main .main-item {
  max-width: 987px;
  height: 623px;
  margin: 0 auto 155px;
}
.main .main-item-main:first-of-type .main-item-img {
  width: 100%;
}

.main .main-item-main:first-of-type .main-item-img video {
  width: 100%;
}
.default__controls {
  transform: translateY(54px);
}
.main .main-item-main:first-of-type .main-item-text {
  width: 100%;
  /* padding-left: 3.6%; */
}
.main .main-item-main:first-of-type .main-item-text h5 {
  margin-top: 60px;
  margin-bottom: 30px;
  text-align: center;
  font-size: 30px;
  font-weight: 400;
  color: #595757;
  line-height: 27px;
}
.main .main-item-main:first-of-type .main-item-text p {
  display: -webkit-box;
  display: -moz-box;
  display: -moz-flex;
  display: -ms-flexbox;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 10;
  overflow: hidden;
  margin-bottom: 0;
  letter-spacing: 1px;
  font-size: 16px;
  text-align: center;
}
.main-item-img img {
  width: 100%;
}
.main #system .main-item .main-item-img {
  width: 861px;
  margin: 40px auto 0;
}
.main-item-main.clearfix {
  width: 1198px;
  margin: 0 auto 100px;
}
.main-item-main .dev-item {
  float: left;
  width: 50%;
  text-align: center;
}
.main-item-main .dev-item .main-title {
  margin-bottom: 32px;
  font-size: 24px;
  font-weight: 400;
  color: #595757;
  line-height: 27px;
}

.main-item-main .dev-item .main-content {
  width: 65.61%;
  margin: 0 auto 38px;
  font-size: 16px;
  color: #595757;
  text-align: left;
  line-height: 24px;
}
.main-item-main #passageway .main-img {
  width: 69.33%;
  margin: 0 auto;
}
.main-item-main #mechanism .main-img {
  width: 89%;
  margin: 0 auto;
}
.main-item-main .dev-item img {
  width: 100%;
}
@media screen and (min-width: 768px) {
  .realm-item:hover img {
    transform: scale(1.2);
  }
}

.realm .realm-item .realm-item-flot {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 33.3%;
  background-color: rgb(238, 38, 28);
  mix-blend-mode: multiply;
}

.realm .realm-item .realm-item-word {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 33.3%;
  padding-left: 34px;
}

.realm .realm-item .realm-item-word span {
  display: block;
  padding-top: 26px;
  font-size: 24px;
  color: #ffffff;
  line-height: 36px;
}

.realm .realm-item .realm-item-word a {
  text-decoration: none;
  font-size: 16px;
  color: #ffffff;
  line-height: 26px;
}

.realm .realm-item .realm-item-word::before {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  top: 34px;
  left: 0;
  border-left: 12px solid #ffffff;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  /* display: none; */
}
.insert {
  position: absolute;
  right: 18.75%;
  top: 2.8125rem;
  width: 34.63%;
  height: 39.25%;
  background-color: #e75049;
  mix-blend-mode: multiply;
  opacity: 0;
  animation: move linear 2s;
  animation-fill-mode: forwards;
}
@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
  .insert {
    background-color: rgba(160, 13, 6, 0.75) !important;
    opacity: 0.8 !important;
  }
}
.title .text {
  width: 34.63%;
  height: 39.25%;
  position: absolute;
  right: 18.75%;
  top: 2.8125rem;
  padding: 0.9375rem 0.9375rem 0 1.9375rem;
  opacity: 0;
  animation: move linear 2s;
  animation-fill-mode: forwards;
}
.title .text span {
  font-size: 1.25rem;
  font-weight: 400;
  color: #ffffff;
  display: -webkit-box;
  display: -moz-box;
  display: -moz-flex;
  display: -ms-flexbox;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
  margin-bottom: 0.6875rem;
}
.title .text p span {
  font-size: 0.625rem;
  font-weight: 400;
  color: #ffffff;
  line-height: 0.9375rem;
  margin-bottom: 0;
}
.title .triangle {
  position: absolute;
  width: 0;
  height: 0;
  right: 0;
  top: 1.5rem;
  border-right: 0.65625rem solid #fff;
  border-left: none;
  border-top: 0.390625rem solid transparent;
  border-bottom: 0.390625rem solid transparent;
}
.main-item-main {
  padding-top: 80px;
}
.main .main-item-main:first-of-type {
  padding-top: 0;
}
.main .main-item-main:first-of-type .main-item-img.active {
  position: relative;
}

@media screen and (min-width: 992px) and (max-width: 1280px) {
  .main .main-item-main:first-of-type .main-item-text span {
    -webkit-line-clamp: 7;
  }
  #passageway .main-item-img {
    margin-left: 94px;
  }
  .main-item-main.clearfix {
    width: 972px;
  }
}
@media screen and (min-width: 768px) and (max-width: 992px) {
  .main .main-item-main:first-of-type .main-item-text span {
    -webkit-line-clamp: 7;
  }
  #passageway .main-item-img {
    margin-left: 94px;
  }
  .main-item-main.clearfix {
    width: 749px;
  }
}
/* Òƶ¯¶ËÊÊÅä */
@media screen and (max-width: 768px) {
  .bread {
    width: 100%;
    padding: 0 4%;
  }
  .main .main-item-main:first-of-type .main-item-img video {
    margin-top: 0;
  }
  .content {
    padding: 0 4%;
  }
  .content h3.title {
    color: #595757;
    font-size: 20px;
    font-weight: 500;
    margin: 10px auto 20px auto;
    text-align: center;
  }
  .content .content-main {
    font-size: 12px;
    text-align: center;
    line-height: 24px;
    color: #4b4b4b;
  }
  .content .link {
    margin: 30px auto 40px auto;
    width: 170px;
    height: 36px;
    border-radius: 2px;
    border: 1px solid #e10020;
    font-size: 15px;
    line-height: 36px;
    font-weight: 500;
  }
  .main .main-item-main:first-of-type .main-item-img.active::before {
    width: 40px;
    height: 40px;
    margin-left: -20px;
    margin-top: -20px;
  }
  .main {
    padding: 0;
    margin: 0;
  }
  .main .main-item .main-item-text h5 {
    margin-bottom: 12px;
  }
  .main .main-item-main:first-of-type .main-item-text h5 {
    margin-top: 22px;
    margin-bottom: 12px;
    font-size: 20px;
    color: #595757;
    font-weight: 500;
    letter-spacing: 0;
  }
  .main .main-item-main:first-of-type .main-item-text p {
    font-size: 12px;
    line-height: 24px;
    color: #4b4b4b;
  }
  .main .main-item .main-item-img {
    margin-bottom: 8px;
  }
  .main #system .main-item .main-item-img {
    width: 100%;
    height: auto;
    padding: 0 4%;
    margin: 0;
  }
  .main .main-item {
    margin: 0;
    height: auto;
    padding-bottom: 25px;
  }
  .main-img {
    margin: 20px 5% 30px 5%;
  }
  .main-img img {
    width: 100%;
  }
  .main-item-main .dev-item .main-title {
    font-size: 20px;
    margin-bottom: 15px;
    color: #2f2f2f;
    font-weight: 500;
  }
  .main .main-item-main:nth-of-type(2) .main-item {
    margin-bottom: 0;
  }
  .main .main-item .main-item-text {
    width: 100%;
    height: auto;
    padding: 0 4% 26px;
    text-align: center;
  }

  .main .main-item-main:first-of-type .main-item-text {
    width: 100%;
    padding: 0 5% 26px;
    line-height: 27px;
    font-size: 13px;
    color: #4b4b4b;
  }
  .main .main-item-main:nth-of-type(2n-1) {
    background: #f7f8f8;
  }
  .main-item-main.clearfix {
    width: 100%;
    padding-top: 30px;
    margin-bottom: 20px;
  }
  .main-item-main .dev-item {
    float: none;
    width: 100%;
    padding: 0 4%;
  }
  .main-item-main .dev-item .main-content {
    width: 86%;
    margin: 0 7%;
    font-size: 12px;
    font-weight: 400;
    line-height: 24px;
  }
  .main-item-main #mechanism .main-img,
  .main-item-main #passageway .main-img {
    width: 100%;
    margin: 20px 0 40px 0;
  }
  .insert,
  .title .text {
    width: 60%;
    height: 35%;
    top: 70px;
    left: auto;
    right: 20px;
    z-index: 1;
  }
  .title .triangle {
    border-right: none;
    border-left: 8px solid #fff;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    top: 16px;
    left: 0;
    right: auto;
  }
  .title .text {
    padding: 10px 15px;
  }
}
<!--ºÄʱ1753284105.8213Ãë-->