@font-face {
  font-family: 'Robot';
  src: url('../font/Roboto-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}
body,
html {
  background-color: #f5f7fa;
  color: #333333;
  font-family: 'Robot';
}
@media screen and (max-width: 992px){
  body {
    font-size: 12px;
  }
}
.fz20 {
  font-size: 20px;
}
.fz24 {
  font-size: 24px;
}
.flex {
  display: flex;
}
.flex-shrink-0 {
  flex-shrink: 0;
}
.flex-column {
  flex-direction: column;
}
.flex-1{
  flex: 1;
}
.align-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.title-item {
  text-align: center;
  color: #333333;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  font-weight: 700;
}
.title-item::after {
  margin-top: 10px;
  content: '';
  display: block;
  width: 74px;
  height: 4px;
  background: #333333;
}
.bg-fff {
  background-color: #fff;
}
.c333{
  color: #333333;
}
.c666 {
  color: #666;
}
.p20 {
  padding: 20px;
}
.p0 {
  padding: 0 !important;
}
.m0{
  margin: 0 !important;
}
.text-placeholder {
  color: #999;
}
.base-shadow {
  box-shadow: 3px 3px 10px 0px rgba(0,167,229,0.10); 
}
.contact-container {
  height: 230px;
  background: url('../image/optics-bg.png') no-repeat;
  background-size: cover;
  padding: 45px 0;
  color: #fff;
}
.contact-text {
  font-size: 48px;
  color: #fff;
  font-style: italic;
}
.overview-container {
  margin-left: 40px;
  margin-top: 20px;
  position: relative;
}
.overview-container img {
  bottom: -1px;
  right: -30px;
  max-width: unset;
}
.product-intro-title {
  margin-top: 20px;
}
.intro-table {
  padding: 20px;
  background-color: #fff;
  /* box-shadow: 3px 3px 10px 0px rgba(0,167,229,0.10);  */
}
.dropdown-item.active {
  background-color: #00a7e5;
}
img {
  max-width: 100%;
  height: auto;
}
.show-xs-only {
  display: none;
}
.language-container.nav-item {
  margin-right: 0;
}
.language-container .dropdown-menu {
  min-width: 100px;
}
@media (min-width: 1200px) {
  .container {
    max-width: 1200px;
  }
}
@media screen and (max-width: 992px) {
  .hidden-xs-only {
    display: none;
  }
  .show-xs-only {
    display: block;
  }
  .banner-container {
    height: 200px !important;
    font-size: 24px !important;
    text-align: center;
  }
  .overflow-wrapper {
    display: block;
  }
  .overview-img {
    width: 100px;
    float: left;
    margin-right: 10px;
  }
  .overview-container {
    margin-left: 0px;
    margin-top: 0;
  }
  .overview-desc {
    margin-top: 15px;
  }
  .overview-container h3 {
    font-size: 16px;
  }
  .overview-container img {
    display: none;
  }
  .contact-container {
    height: 180px;
  }
  .contact-text {
    font-size: 30px;
  }
}