body {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  background-color: #F7F7F8;
  color: #334054;
}

.hidden {
  display: none;
}

.container {
  min-height: 100%;
  position: relative;
}

.top-navigation {
  position: absolute;
  width: 100%;
  margin-top: 20px;
}

.top-navigation > .logo {
  margin-left: 40px;
  top: -15px;
  position: relative;
}

.top-navigation > .menu {
  float: right;
  margin-right: 40px;
}

.top-navigation > .menu > .menu-item {
  text-decoration: none;
  font-weight: lighter;
  color: #fff;
  padding: 0 10px;
}

.main-page-header-section {
  background-image:
    linear-gradient(
      rgba(0, 0, 0, 0.5),
      rgba(0, 0, 0, 0.5)
    ),
    url('../imgs/buildings-city-cityscape-96422.jpg');
  min-height: 500px;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  text-align: center;
  vertical-align: middle;
  display: table;
  width: 100%;
  color: #fff;
}

.main-page-header-section > .content {
  display: table-cell;
  vertical-align: middle;
}

h1.large {
  font-size: 40px;
}

h1 {
  letter-spacing: 3px;
  font-weight: normal;
}

.contact-email {
  text-decoration: none;
  color: #fff;
}

.main-page-header-section > .content > .tagline{
  margin: 0 auto 30px;
  width: 30%;
}

.btn, .btn-clear {
  margin: 30px auto 0;
  padding: 10px 20px;
  text-decoration: none;
}

.btn-white {
  border: solid 1px #fff ;
  color: #fff;
}

.btn-black {
  border: solid 1px #000;
  color: #000;
}

.main-page-mid-section {
  min-height: 600px;
  text-align: center;
  vertical-align: middle;
  display: table;
  width: 100%;
}

.main-page-mid-section > .content {
  display: table-cell;
  vertical-align: middle;
}

.icon {
  width: 40px;
}

.services > .service-item {
  display: inline-flex;
  text-align: left;
  max-width: 250px;
  margin-left: 40px;
  margin-right: 40px;
}

.services > .service-item > .icon-holder {
  display: inline-block;
  text-align: center;
  vertical-align: top;
  padding-right: 10px;
}

.services > .service-item > .service-item-description {
  display: inline-block;
  width: 200px;
}

.main-page-footer-section {
  background-image:
    linear-gradient(
      rgba(0, 0, 0, 0.5),
      rgba(0, 0, 0, 0.5)
    ),
    url('../imgs/Bangladesh.jpg');
  min-height: 700px;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  text-align: center;
  display: table;
  width: 100%;
  color: #fff;
}

.main-page-footer-section > .content {
  display: table-cell;
  padding-top: 80px;
}

.footer {
  position: absolute;
  width: 100%;
  bottom: 20px;
  color: #fff;
}

.contact-title {
  display: table-cell;
  text-align: left;
}

.main-page-footer-section > .content > .contact-item {
  display: inline-block;
  text-align: left;
  width: 200px;
  margin-left: 40px;
  margin-right: 40px;
  height: 155px;
  vertical-align: top;
}

.main-page-footer-section > .content > .contact-item-secondary {
  display: inline-block;
  text-align: left;
  width: 200px;
  margin-left: 40px;
  margin-right: 40px;
  height: 155px;
  vertical-align: top;
  padding-top: 70px;
}

.main-page-footer-section > .content > h2 {
  letter-spacing: 2px;
  text-align: left;
  margin-left: 310px;
  padding-bottom: 20px;
  font-weight: lighter;
}

/* Extra small devices (phones, 600px and down) */
@media only screen and (max-width: 600px) {
  .top-navigation > .logo {
    margin: auto;
    text-align: center;
    display: inherit;
  }

  .top-navigation > .menu {
    float: none;
    text-align: center;
    margin: auto;
  }

  .top-navigation > .menu > .menu-item {
    padding: 0 5px;
    margin: auto;
  }

  h1.large {
    font-size: 30px;
  }

  h1 {
    font-size: 28px;
  }

  .main-page-header-section > .content > .tagline{
    width: 60%;
  }

  .main-page-mid-section > .content > .tagline{
    margin: 0 auto 50px;
    width: 60%;
  }

  .services {
    display: table;
    text-align: center;
    width: 50%;
    height: 200px;
    margin: 0 auto 50px;
  }

  .services > .service-item {
    display: inline-flex;
    text-align: left;
    max-width: 250px;
    margin: 20px 40px;
  }

  .service-button {
    position: relative;
    top: -20px;
  }

  .main-page-footer-section > .content > .contact-item-secondary {
    margin-bottom: 20px;
    margin-top: 20px;
  }

  .main-page-footer-section > .content {
    width: 50%;
    margin: auto;
  }
}

/* Small devices (portrait tablets and large phones, 600px and up) */
@media only screen and (min-width: 600px) {
  h1.large {
    font-size: 30px;
  }

  h1 {
    font-size: 28px;
  }

  .main-page-header-section > .content > .tagline{
    width: 60%;
  }

  .main-page-mid-section > .content > .tagline{
    margin: 0 auto 50px;
    width: 60%;
  }

  .services {
    display: table;
    text-align: center;
    width: 50%;
    margin: 0 auto 50px;
  }

  .services > .service-item {
    text-align: left;
    max-width: 250px;
    margin: 20px 40px;
  }

  .service-button {
    position: relative;
    top: -20px;
  }

  .main-page-footer-section > .content {
    width: 30%;
    margin: auto;
  }
}

/* Medium devices (landscape tablets, 768px and up) */
@media only screen and (min-width: 768px) {
  .main-page-mid-section > .content > .tagline{
    margin: 0 auto 50px;
    width: 60%;
  }

  .services {
    display: table;
    text-align: center;
    width: 50%;
    margin: 0 auto 50px;
  }

  .services > .service-item {
    display: inline-flex;
    text-align: left;
    max-width: 250px;
    margin-left: 40px;
    margin-right: 40px;
  }

  .main-page-footer-section > .content {
    width: 100%;
  }

  .selector-details-section {
    max-width: 400px;
  }
}

/* Large devices (laptops/desktops, 992px and up) */
@media only screen and (min-width: 992px) {
  .main-page-mid-section > .content > .tagline{
    margin: 0 auto 50px;
    width: 60%;
  }

  .services {
    display: table;
    text-align: center;
    width: 100%;
    margin: 0 auto 50px;
  }

  .services > .service-item {
    display: inline-flex;
    text-align: left;
    max-width: 250px;
    margin-left: 40px;
    margin-right: 40px;
  }

  .selector-details-section {
    max-width: 600px;
  }
}

.footer > .left {
  float: left;
  margin-left: 40px;
}

.footer > .right {
  float: right;
  margin-right: 40px;
}

.footer > .left > .footer-item {
  text-decoration: none;
  font-weight: lighter;
  color: #fff;
  padding: 0 10px;
}

/* Services page */

.services-page-header-section {
  background-image:
    linear-gradient(
      rgba(0, 0, 0, 0.2),
      rgba(0, 0, 0, 0.2)
    ),
    url('../imgs/Semiconductor.jpeg');
  min-height: 300px;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  text-align: center;
  vertical-align: middle;
  display: table;
  width: 100%;
  color: #fff;
}

.services-page-header-section > .content {
  display: table-cell;
  vertical-align: middle;
  padding-top: 50px;
}

ul.selector-menu {
  background-color: #D3D3D3;
  padding: 1px 0 1px 0;
  width: 250px;
  display: inline-block;
  margin-top: 0;
  vertical-align: top;
}

li.selector-item {
  background-color: #F7F7F8;
  margin: 1px 0 1px 0;
  padding: 8px 0;
  text-align: left;
  list-style-type: none;
  font-weight: bold;
  cursor: pointer;
}

li.selector-item.active {
  background-color: #F7F7F8;
  margin: 1px 0 1px 0;
  padding: 8px 0;
  text-align: left;
  list-style-type: none;
  color: #1ECCE6;
  font-weight: bold;
}

li.selector-item.selector-item-top {
  margin: 0 0 1px 0;
}

li.selector-item.selector-item-bottom {
  margin: 1px 0 0 0;
}

.selector-details-section {
  display: inline-block;
  text-align: left;
  padding-left: 50px;
}

.services-page-mid-section {
  min-height: 800px;
  text-align: center;
  vertical-align: middle;
  display: table;
  width: 100%;
}

.services-page-mid-section > .content {
  display: table-cell;
  vertical-align: top;
  padding-top: 64px;
}

.arrow {
  font-size: 25px;
  font-weight: lighter;
  float: right;
  line-height: 0.9;
}


/* Careers page */

.careers-page-header-section {
  background-image:
    linear-gradient(
      rgba(0, 0, 0, 0.5),
      rgba(0, 0, 0, 0.5)
    ),
    url('../imgs/Careers.jpeg');
  min-height: 300px;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  text-align: center;
  vertical-align: middle;
  display: table;
  width: 100%;
  color: #fff;
}

.careers-page-header-section > .content {
  display: table-cell;
  vertical-align: middle;
  padding-top: 50px;
}

.careers-page-mid-section {
  min-height: 600px;
  vertical-align: middle;
  display: table;
  width: 100%;
}

.careers-page-mid-section > .content {
  display: table-cell;
  vertical-align: top;
  text-align: center;
  padding-top: 64px;
  max-width: 600px;
}

.separator {
  margin: 24px auto 32px;
  max-width: 600px;
}

.career-content {
  max-width: 600px;
  text-align: left;
  margin: auto;
}

.minor {
  font-size: 12px;
  color: gray;
}

.category {
  display: table-cell;
  font-weight: bold;
  width: 100px;
}

.description {
  display: table-cell;
}

.skill-list {
  margin-left: -20px;
  font-size: 16px;
  line-height: 1.5;
}

.job-button-holder {
  text-align: center;
}

.job-button {
  text-decoration: none;
  background-color: #018BBA;
  padding: 10px 30px;
  color: #fff;
}

/* About page */

.about-page-header-section {
  background-color: #334054;
  min-height: 55px;
}

.about-page-mid-section {
  min-height: 600px;
  vertical-align: middle;
  display: table;
  width: 100%;
}

.about-page-mid-section > .content {
  display: table-cell;
  vertical-align: top;
  text-align: left;
  padding-top: 30px;
  max-width: 600px;
}

.about-page-mid-section > .content > h1 {
  letter-spacing: 2px;
  color: #334054;
  font-weight: bold;
  text-align: center;
}

.about-page-mid-section > .content > .about-description {
  max-width: 600px;
  margin: 30px auto 50px;
}

.about-page-mid-section > .content > .about-box {
  background-color: #fff;
  max-width: 600px;
  border: 1px gray solid;
  margin: auto;
  padding: 30px 20px;
}