.esp-arduino-wrap * {
  box-sizing: border-box;
}
.esp-arduino-wrap .esp-arduino-overview-wrap {
  padding-top: 60px;
}
.esp-arduino-overview-wrap .overview-desc {
  max-width: 1216px;
  margin: 0 auto;
  text-align: center;
}
.esp-arduino-overview-wrap h2 {
  margin-bottom: 30px;
}
.esp-arduino-overview-wrap .overview-content-wrap {
  max-width: 1120px;
  margin: 34px auto 0;
}
.esp-arduino-overview-wrap .overview-content-wrap > .d-flex {
  align-items: stretch;
}
.esp-arduino-overview-wrap .item-wrap {
  position: relative;
}
.esp-arduino-overview-wrap .item-wrap .item {
  border-radius: 12px;
}
.esp-arduino-overview-wrap .item-wrap .item .item-content {
  position: relative;
  z-index: 2;
}
.esp-arduino-overview-wrap .item-wrap .item h3 {
  line-height: 1.09;
}
.esp-arduino-overview-wrap .item-wrap:first-child {
  margin-right: 12px;
}
.esp-arduino-overview-wrap .item-wrap:first-child .item {
  position: relative;
  background: linear-gradient( 170deg, rgba(255, 255, 255, .5) 0%, rgba(129, 200, 202, .5) 100%);
}
.esp-arduino-overview-wrap .item-wrap:first-child .item .item-content {
  position: absolute;
  top: 40px;
  left: 40px;
  width: calc(100% - 80px);
  max-width: 290px;
}
.esp-arduino-overview-wrap .item-wrap:last-child {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
}
.esp-arduino-overview-wrap .overview-content-wrap > .d-flex:nth-child(2) .item-wrap {
  min-width: 100%;
  width: 100%;
  margin-top: 12px;
}
.esp-arduino-overview-wrap .overview-content-wrap > .d-flex:nth-child(2) .item-wrap .item {
  width: 100% !important;
  max-width: 100% !important;
  background: linear-gradient(91deg, rgba(129, 200, 202, .5) 0%, rgba(255, 255, 255, .5) 34%, rgba(255, 255, 255, .5) 50%, rgba(255, 255, 255, .5) 66%, rgba(129, 200, 202, .5)  100%);
  display: flex;
  align-items: center;
  padding: 0;
  min-height: 280px;
}
.esp-arduino-overview-wrap .overview-content-wrap > .d-flex:nth-child(2) .item-wrap .item .item-content {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  max-width: 590px;
}
.esp-arduino-overview-wrap .overview-content-wrap > .d-flex:nth-child(2) .item-wrap .item img {
  display: block;
}
.esp-arduino-overview-wrap .overview-content-wrap > .d-flex:nth-child(2) .item-wrap .item::after {
  display: none !important;
}
.esp-arduino-overview-wrap .item-wrap:last-child .item {
  flex: 1;
}
.esp-arduino-overview-wrap .item-wrap:last-child .item:first-child {
  width: 100%;
  margin-bottom: 12px;
  background-color: #f7f7f7;
}
.esp-arduino-overview-wrap .item-wrap:last-child .item:nth-child(2),
.esp-arduino-overview-wrap .item-wrap:last-child .item:last-child {
  position: relative;
  background-color: #f7f7f7;
  background-position: bottom right;
  background-size: cover;
  background-repeat: no-repeat;
  max-width: 372px;
  padding: 40px 22px 44px 30px;
}
.esp-arduino-overview-wrap .item-wrap:last-child .item:nth-child(2) {
  margin-right: 12px;
  background-image: url(../images/esp-arduino/prototyping.png);
}
.esp-arduino-overview-wrap .item-wrap:last-child .item:last-child {
  background: linear-gradient( 170deg, rgba(255, 255, 255, .5) 0%, rgba(129, 200, 202, .5) 100%);
}
.esp-arduino-overview-wrap .item-wrap:last-child .item:last-child::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url(../images/esp-arduino/ecosystem.png);
  background-position: bottom right;
  background-size: cover;
  background-repeat: no-repeat;
}
.esp-arduino-overview-wrap .item-wrap:last-child .item:first-child .item-content {
  position: absolute;
  top: 40px;
  left: 40px;
  width: 100%;
  max-width: 288px;
}
.esp-arduino-wrap .blue {
  color: #0090D8 !important;
}

.esp-arduino-overview-wrap .item-wrap .item-small {
  background-image: url(../images/esp-arduino/open-source.png);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  max-width: 372px;
  padding: 0 44px 0 40px;
}
.esp-arduino-overview-wrap .item-wrap:last-child .item-small {
  background-image: url(../images/esp-arduino/embedded-os.png);
}
.esp-arduino-overview-wrap .item-wrap .item p {
  margin-top: 15px;
  margin-bottom: 0;
}
.software-components-features-wrap {
  padding-top: 0 !important;
}
.software-components-features-wrap .item-wrap {
  margin: 0 auto;
  max-width: 1120px;
  display: flex;
  align-items: center;
}
.software-components-features-wrap .item-content p {
  margin: 0;
}
.software-components-features-wrap img {
  display: block;
}
.software-components-features-wrap .software-components-features-content .item-content {
  padding-right: 40px;
}
.software-components-features-wrap h2 {
  margin-bottom: 32px;
  line-height: 1.3333;
}
.software-components-features-desc {
  position: relative;
  margin-top: 40px;
}
.software-components-features-desc .item-arrow {
  position: relative;
  z-index: 1;
}
.software-components-features-desc .item-arrow span {
  position: absolute;
  left: 0;
  bottom: -1px;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  background-image: url(../images/esp-arduino/up.png);
  background-size: auto 10px;
  background-position: center;
  background-repeat: no-repeat;
  transition: left .2s linear;
}
.software-components-features-desc .item-arrow span::before,
.software-components-features-desc .item-arrow span::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 8px;
  line-height: 0;
  font-size: 0;
  border-style: solid;
  border-width: 8px;
  border-color: transparent;
  border-top-width: 0;
  border-bottom: 8px solid #dfe0df;
  z-index: 3;
}
.software-components-features-desc .item-arrow span::after {
  top: 4px;
  border-bottom: 8px solid #f9f9f9;
}
.software-components-features-desc .item-wrap {
  position: relative;
  display: flex;
  margin-bottom: 30px;
}
.software-components-features-desc .item-wrap .item {
  flex: 1;
  text-align: center;
  cursor: pointer;
}
.software-components-features-desc .item-wrap .item-content {
  flex: 1;
}
.software-components-features-desc .item-wrap .item-content {
  display: flex;
}
.software-components-features-desc .item-wrap .item-content .item-img img {
  margin: 0 auto;
}
.software-components-features-desc .item-wrap .item-content h3 {
  text-align: center;
  max-width: 250px;
  margin: 0 auto;
}
.i18n-en .software-components-features-desc .item-wrap .item-content h3 {
  min-height: 60px;
}
.software-components-features-desc .item-wrap .item-content .item.active h3 {
  color: #0090D8;
}
.software-components-features-desc .item-wrap .item-desc.hide {
  display: none !important;
}
.software-components-features-desc .item-desc p {
  position: relative;
  margin: 0;
}
@keyframes opacity{
  from {
    opacity: 0;
  }
  top {
    opacity: 1;
  }
}
.software-components-features-desc .item-desc {
  position: relative;
  background-color: #f9f9f9;
  border-top: 1px solid #dfe0df;
  border-bottom: 1px solid #dfe0df;
  padding: 24px;
}
.software-components-features-desc .item-desc .line {
  position: absolute;
  left: 0;
  top: 24px;
  height: calc(100% - 48px);
  width: 2px;
  background-color: #0090D8;
  transition: left .2s linear;
}
.software-components-features-desc .item-desc[data-value="1"] {
  padding-left: 42px;
}
.software-components-features-desc .item-desc[data-value="1"] p {
  max-width: 690px;
}
.software-components-features-desc .item-desc[data-value="1"] .line {
  left: 24px;
}
.software-components-features-desc .item-desc[data-value="2"] {
  padding-left: 130px;
}
.software-components-features-desc .item-desc[data-value="2"] p {
  max-width: 830px;
}
.software-components-features-desc .item-desc[data-value="2"] .line {
  left: 112px;
}
.software-components-features-desc .item-desc[data-value="3"] {
  padding-left: 304px;
}
.software-components-features-desc .item-desc[data-value="3"] p {
  max-width: 750px;
}
.software-components-features-desc .item-desc[data-value="3"] .line {
  left: 286px;
}
.software-components-features-desc .item-desc[data-value="4"] {
  padding-left: calc(100% - 680px);
}
.software-components-features-desc .item-desc[data-value="4"] p {
  max-width: 680px;
}
.software-components-features-desc .item-desc[data-value="4"] .line {
  left: calc(100% - 698px);
}
.buy-now .buy-now-bg {
  margin: 0 auto;
  background-image: url(../images/esp-arduino/buy-now.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}
.buy-now .buy-now-bg .inside {
  padding-top: 60px !important;
  padding-bottom: 60px !important;
}
.buy-now .buy-now-bg h2 {
  margin-bottom: 10px;
  color: #38393a;
}
.buy-now .buy-now-bg .btn-wrap {
  margin-top: 0;
}
.buy-now .buy-now-bg .row a.button {
  display: flex;
  justify-content: center;
  align-items: center;
  color: #38393a !important;
  border-color: #38393a !important;
  width: 172px;
  height: 40px;
  line-height: normal;
}
.buy-now .buy-now-bg .row a.button:hover {
  background-color: #38393a !important;
  color: #ffff !important;
}
.buy-now .buy-now-bg .row + .row {
  margin-top: 40px;
}
@media (max-width: 1170px) {
  .esp-arduino-overview-wrap .overview-content-wrap > .d-flex {
    flex-wrap: wrap;
  }
  .esp-arduino-overview-wrap .overview-content-wrap .item-wrap {
    position: relative;
    min-width: 100%;
  }
  .esp-arduino-overview-wrap .overview-content-wrap .item-wrap + .item-wrap {
    margin-top: 12px;
  }
  .esp-arduino-overview-wrap .overview-content-wrap .item-wrap:first-child .item img{
    display: block;
    width: 100%;
    height: auto;
  }
  .esp-arduino-overview-wrap .item-wrap:first-child .item .item-content,
  .esp-arduino-overview-wrap .item-wrap:last-child .item:first-child .item-content {
    top: 50%;
    transform: translateY(-50%);
    max-width: 350px;
  }
  .esp-arduino-overview-wrap .overview-content-wrap > .d-flex:nth-child(2) .item-wrap .item .item-content {
    max-width: 350px;
  }
  .esp-arduino-overview-wrap .item-wrap:last-child .item:first-child {
    position: relative;
    width: 100%;
    min-width: 100%;
  }
  .esp-arduino-overview-wrap .item-wrap:last-child .item:first-child img {
    display: block;
    width: 100%;
    height: auto;
  }
  .esp-arduino-overview-wrap .item-wrap:last-child .item.item-small {
    max-width: 50%;
  }
  .i18n-zh-hans .software-components-features-desc .item-wrap .item-content h3 {
    max-width: 190px;
    min-height: 60px;
  }
}
@media (max-width: 970px) {
  .i18n-en .software-components-features-desc .item-wrap .item-content h3 {
    min-height: 85px;
  }
}
@media (max-width: 900px) {
  .software-components-features-wrap .software-components-features-content .item-wrap {
    display: block;
  }
  .software-components-features-wrap .software-components-features-content .item-wrap img {
    margin: 0 auto 30px;
  }
  .software-components-features-wrap .software-components-features-content .item-content {
    padding-right: 0;
  }
  .software-components-features-desc .item-desc {
    padding-left: 42px !important;
  }
  .software-components-features-desc .item-desc p {
    max-width: 100% !important;
  }
  .software-components-features-desc .item-desc .line {
    left: 24px !important;
  }
  .i18n-zh-hans .esp-arduino-overview-wrap .item-wrap .item .item-img img {
    margin-left: 0;
  }
  .software-components-features-wrap .software-components-features-content .item-img {
    margin-top: 20px;
  }
}
@media (max-width: 768px) {
  .inside {
    padding: 40px 0;
  }
  .pdb-word.new-banner-bg .content h2 {
    padding: 0 20px;
  }
  .software-components-features-desc .item-wrap .item-content.active .item-desc.hide {
    display: block !important;
  }
  .esp-arduino-wrap .esp-arduino-overview-wrap {
    padding-top: 28px;
  }
  .esp-arduino-overview-wrap h2 {
    margin-bottom: 16px;
  }
  .esp-arduino-overview-wrap .overview-content-wrap {
    margin-top: 14px;
  }
  .esp-arduino-overview-wrap .overview-content-wrap .item-wrap .item {
    position: relative;
    padding: 20px !important;
    margin-left: 0;
    margin-right: 0;
  }
  .software-components-features-desc .item-arrow span {
    bottom: -28px;
  }
  .esp-arduino-overview-wrap .item-wrap .item {
    display: block;
  }
  .esp-arduino-overview-wrap .item-wrap .item p {
    margin-top: 8px;
  }
  .esp-arduino-overview-wrap .overview-content-wrap .item-wrap .item .item-img {
    text-align: center;
  }
  .esp-arduino-overview-wrap .overview-content-wrap .item-wrap .item img {
    margin: 12px auto 0 !important;
  }
  .software-components-features-wrap h2 {
    margin-bottom: 20px;
  }
  .software-components-features-wrap .software-components-features-content .item-wrap img {
    margin: 0 auto 40px;
  }
  .buy-now .buy-now-bg .inside {
    padding-top: 57px !important;
    padding-bottom: 57px !important;
  }
  .i18n-en .software-components-features-desc .item-wrap .item-content h3 {
    min-height: auto;
    max-width: 200px;
  }
  .buy-now .buy-now-bg {
    /* background-image: url(./esp-arduino/buy-now-mobile.png); */
  }
  .software-components-features-desc > .item-desc {
    display: none;
  }
  .software-components-features-desc .item-wrap {
    display: block;
  }
  .software-components-features-desc .item-wrap .item-content {
    flex-wrap: wrap;
  }
  .software-components-features-desc .item-wrap .item-content .item-desc {
    min-width: 100%;
    margin-top: 30px;
  }
  .software-components-features-desc .item-wrap .item-content.item-content-top {
    margin-bottom: 20px;
  }
  .esp-arduino-overview-wrap .item-wrap .item .item-img img {
    width: 100% !important;
    max-width: 350px !important;
    height: auto !important;
  }
  .software-components-features-wrap .software-components-features-content .item-wrap img {
    width: 100%;
    height: auto;
    max-width: 540px;
  }
  .software-components-features-desc {
    margin-top: 20px;
  }
  .software-components-features-desc .item-arrow {
    position: absolute;
    top: 155px;
    left: 0;
    width: 100%;
  }
  .esp-arduino-overview-wrap .item-wrap .item-small {
    min-height: 250px;
    background-position: bottom right;
    background-size: contain;
  }
  .software-components-features-wrap {
    padding-bottom: 10px !important;
  }
  .buy-now .buy-now-bg .row a.button {
    width: 160px;
    height: 38px;
  }
  .buy-now .buy-now-bg .row .btn-wrap {
    max-width: 400px;
  }
  .esp-arduino-overview-wrap .item-wrap .item-small {
    background-image: url(../images/esp-arduino/open-source-mobile.png);
  }
  .esp-arduino-overview-wrap .item-wrap:last-child .item-small {
    background-image: url(../images/esp-arduino/embedded-os-mobile.png);
  }
  .esp-arduino-overview-wrap .item-wrap:first-child .item .item-content,
  .esp-arduino-overview-wrap .item-wrap:last-child .item:first-child .item-content {
    position: relative;
    transform: none;
    max-width: 100%;
    top: 0;
    left: 0;
  }
  .esp-arduino-overview-wrap .item-wrap:first-child .item .item-content {
    width: 100%;
  }
  .esp-arduino-overview-wrap .item-wrap:last-child .item.item-small {
    max-width: 100%;
    min-width: 100%;
  }
  .esp-arduino-overview-wrap .item-wrap:last-child .item.item-small + .item {
    margin-top: 12px;
  }
  .software-components-features-wrap .software-components-features-content .item-img {
    margin-top: 20px;
  }
  .buy-now .buy-now-bg .inside {
    padding-left: 20px !important;
    padding-right: 20px !important;
  }
  .i18n-zh-hans .software-components-features-desc .item-wrap .item-content h3 {
    min-height: auto;
    max-width: 157px;
  }
  .esp-arduino-overview-wrap .overview-content-wrap > .d-flex:nth-child(2) .item-wrap .item {
    display: block;
    background: linear-gradient(171deg, rgba(129, 200, 202, .5) 0%, rgba(255, 255, 255, .5) 34%, rgba(255, 255, 255, .5) 50%, rgba(255, 255, 255, .5) 66%, rgba(129, 200, 202, .5) 100%),  url(../images/esp-arduino/arduino-bg.png);
    background-size: cover;
  }
  .esp-arduino-overview-wrap .overview-content-wrap > .d-flex:nth-child(2) .item-wrap .item .item-content {
    position: static;
    top: 0;
    transform: none;
    max-width: 100%;
  }
  .esp-arduino-overview-wrap .item-wrap:last-child .item:first-child {
    background-image: url(../images/esp-arduino/arduino-bg.png);
    background-size: cover;
  }
}
@media (max-width: 500px) {
  .i18n-en .software-components-features-desc .item-wrap .item-content h3 {
    max-width: 180px;
  }
  .i18n-en .software-components-features-desc .item-arrow[data-value="1"],
  .i18n-en .software-components-features-desc .item-arrow[data-value="2"] {
    top: 176px
  }
}