@import url(//fonts.googleapis.com/css?family=Abel|Roboto:400,500,700,900);
@font-face {
  font-family: "icon-set";
  src: url("../icons/icon-set.eot?80153897");
  src: url("../icons/icon-set.eot?80153897#iefix") format("embedded-opentype"),
    url("../icons/icon-set.woff2?80153897") format("woff2"),
    url("../icons/icon-set.woff?80153897") format("woff"),
    url("../icons/icon-set.ttf?80153897") format("truetype"),
    url("../icons/icon-set.svg?80153897#fontello") format("svg");
  font-weight: normal;
  font-style: normal;
}
.knowledge-top-head-image {
  background-image: url(../images/knowledge/knowledge_top_head_image.jpg);
}
.knowledge-technology-head-image {
  background-image: url(../images/knowledge/knowledge_technology_head_image.jpg);
}
.knowledge-material-head-image {
  background-image: url(../images/knowledge/knowledge_material_head_image.jpg);
}
.knowledge-down-head-image {
  background-image: url(../images/knowledge/knowledge_down_head_image.jpg);
}
.knowledge-european-head-image {
  background-image: url(../images/knowledge/knowledge_european_head_image.jpg);
}
.knowledge-circulation-head-image {
  background-image: url(../images/knowledge/knowledge_circulation_head_image.jpg);
}
.knowledge-warranty-head-image {
  background-image: url(../images/knowledge/knowledge_warranty_head_image.jpg);
}
.knowledge-green-down-head-image {
  background-image: url(../images/knowledge/greendown_top_head_image.jpg);
}
@media screen and (max-width: 640px) {
  .knowledge-green-down-head-image {
    background-image: url(../images/knowledge/greendown_top_head_image_sp.jpg);
  }
}
.knowledge-spanish-down-head-image {
  background-image: url(../images/knowledge/spanishdown_top_head_image.jpg);
}
.knowledge-movement-head-image {
  background-image: url(../images/knowledge/movement_kv.jpg);
}
.down-cleaning-head-image {
  background-image: url(../images/knowledge/down_cleaning_head_image.jpg);
}
.with-structure-logo {
  position: relative;
}
.with-structure-logo .logo {
  position: absolute;
  right: 0;
  top: -40px;
  display: inline-block;
  width: 87px;
}
@media screen and (max-width: 640px) {
  .with-structure-logo .logo {
    display: block;
    position: static;
    right: auto;
    top: auto;
    width: 60px;
    margin-top: 10px;
  }
}
.structure-focus-item {
  margin-bottom: 60px;
}
@media screen and (max-width: 640px) {
  .structure-focus-item {
    margin-bottom: 30px;
  }
}
.function-point-item {
  margin-bottom: 60px;
}
@media screen and (max-width: 640px) {
  .function-point-item {
    margin-bottom: 30px;
  }
}
.construction-quilt-list {
  padding-bottom: 30px;
}
@media screen and (max-width: 640px) {
  .construction-quilt-item {
    margin-bottom: 20px;
  }
}
.aurora-tex-image {
  width: 207px;
}
@media screen and (max-width: 640px) {
  .materials-type-item {
    margin-bottom: 30px;
  }
}
.filling-material-list {
  margin-top: 60px;
}
.filling-material-item {
  margin-bottom: 60px;
}
.filling-material-item .filling-text-box {
  min-height: 190px;
}
.filling-material-item .filling-power-data {
  margin-top: 10px;
}
.filling-material-item .filling-power-data:after {
  content: "";
  display: block;
  clear: both;
}
.filling-material-item .filling-power-data span {
  display: inline-block;
}
.filling-material-item .filling-power-data .fp {
  float: left;
  color: #fff;
  font-size: 20px;
  font-weight: 500;
}
.filling-material-item .filling-power-data .ic {
  float: right;
  width: 60px;
  height: 26px;
  color: #000;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.25em;
  line-height: 28px;
  text-align: center;
  border-radius: 13px;
  background-color: #f1bc00;
}
.filling-material-item .filling-power-data .ic.en {
  width: 80px;
  font-size: 15px;
  letter-spacing: 0.075em;
}
@media screen and (max-width: 640px) {
  .filling-material-list {
    margin-top: 30px;
  }
  .filling-material-item {
    margin-bottom: 30px;
  }
  .filling-material-item .filling-text-box {
    min-height: 0px;
  }
  .filling-material-item .filling-power-data .fp {
    font-size: 16px;
  }
  .filling-material-item .filling-power-data .ic {
    height: 22px;
    font-size: 15px;
    line-height: 24px;
    border-radius: 11px;
  }
  .filling-material-item .filling-power-data .ic.en {
    font-size: 14px;
  }
}
.filling-description-list {
  margin-top: 60px;
  margin-bottom: 30px;
}
.filling-description-idfl-logo {
  width: 100px;
}
@media screen and (max-width: 640px) {
  .filling-description-list {
    margin-top: 30px;
    margin-bottom: 20px;
  }
  .filling-description-name {
    font-size: 16px;
  }
  .filling-description-idfl-logo {
    width: 80px;
  }
}
section.europeannorm-bg {
  width: 100%;
  position: relative;
  background-color: transparent;
  overflow: hidden;
}
section.europeannorm-bg:before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: -2;
}
section.europeannorm-bg.black-bg:before {
  background-color: #000;
}
section.europeannorm-bg.gray-bg:before {
  background-color: #bdc3c4;
}
section.europeannorm-bg:after {
  content: "";
  position: absolute;
  top: 840px;
  z-index: -1;
  width: 100%;
  height: -webkit-calc(100% - 835px);
  height: calc(100% - 835px);
  background-image: url(../images/knowledge/european_norm_bg.jpg);
  background-repeat: no-repeat;
  background-size: cover;
}
@media screen and (max-width: 768px) {
  section.europeannorm-bg:after {
    top: 1105px;
    height: -webkit-calc(100% - 1100px);
    height: calc(100% - 1100px);
  }
}
@media screen and (max-width: 640px) {
  section.europeannorm-bg:after {
    top: 805px;
    height: -webkit-calc(100% - 800px);
    height: calc(100% - 800px);
  }
}
.europeannorm-white-block {
  width: 100%;
  height: auto;
  padding-top: 40px;
  padding-bottom: 40px;
  background-color: rgba(255, 255, 255, 0.55);
}
.european-norm-system-image {
  text-align: center;
}
.european-norm-system-image img {
  width: 100%;
  max-width: 461px;
  height: auto;
}
@media screen and (max-width: 640px) {
  .european-norm-system-item figure {
    text-align: center;
  }
  .european-norm-system-item figure img {
    width: 75%;
  }
}
.circulation-bg {
  background-image: url(../images/knowledge/circulation_bg.jpg);
  background-repeat: repeat;
  background-position: center;
  background-size: 500px 400px;
}
.circulation-secret03-title-image img {
  width: 100%;
  max-width: 234px;
  height: auto;
}
@media screen and (max-width: 640px) {
  .circulation-secret03-title-image img {
    max-width: 150px;
  }
}
.circulation-secret03-step-list {
  margin-top: 40px;
}
.circulation-secret03-step-list .circulation-secret03-step-item figure {
  text-align: center;
  margin-top: 20px;
}
.circulation-secret03-step-list .circulation-secret03-step-item figure img {
  max-width: 220px;
}
@media screen and (max-width: 640px) {
  .circulation-secret03-step-list {
    margin-top: 20px;
  }
  .circulation-secret03-step-list .circulation-secret03-step-item {
    margin-bottom: 30px;
  }
  .circulation-secret03-step-list .circulation-secret03-step-item:last-child {
    margin-bottom: 0;
  }
}
.green-down-content-bg {
  background-image: url(../images/knowledge/greendown_content_bg.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}
.green-down-content .content-title {
  display: inline-block;
  min-width: 240px;
  color: white;
  font-size: 20px;
  text-align: left;
  padding: 0.25em 0.65em;
  background-color: #008136;
  margin-bottom: 1.25em;
}
.green-down-content .content-list > li {
  margin: 1em 0em;
}
.green-down-content h5 {
  margin-bottom: 1.75em;
}
.green-down-content h6 {
  color: #008136;
}
.green-down-content .green-down-check-point {
  margin: 1em 0 1.5em;
}
.green-down-content .green-down-check-point img {
  width: auto;
  max-width: 780px;
  height: auto;
}
.spanish-down-section-image01 {
  background-image: url(../images/knowledge/spanishdown_section_image01.jpg);
}
.spanish-down-section-image02 {
  background-image: url(../images/knowledge/spanishdown_section_image02.jpg);
}

.movement-bg {
  background-image: url(../images/knowledge/movement_content_bg.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}
@media screen and (max-width: 640px) {
  .movement-bg {
    background-image: url(../images/knowledge/movement_content_bg_sp.jpg);
  }
}
.oversize-image {
  text-align: center;
}
.oversize-image img {
  max-width: 1024px;
}
.logo-gdp {
  text-align: center;
}
.logo-gdp img {
  max-width: 250px;
}