.banner {
    background-color: black;
    color: black;
    height: 100vh;
  }
  .container {
    height: 100vh;
  }
  .row {
    align-items: center;
    /* height: 100vh; */
    overflow:hidden;
  }
  .btn {
    padding: 0.5em 1.5em;
    border-radius: 2em;
  }
  
  @media screen and (min-width: 769px) {
    p {
      font-size: 1.2em;
    }
  }
  @media screen and (max-width: 768px) {
    .banner {
      padding: 2em;
      text-align: center;
    }
  }
  @media screen and (max-width: 567px) {
    img {
      width: 70%;
    }
  }
  @import url(https://fonts.googleapis.com/css?family=Roboto:300,400);
@import url(https://code.ionicframework.com/ionicons/2.0.1/css/ionicons.min.css);
.snip1519 {
  font-family: 'Roboto', Arial, sans-serif;
  position: relative;
  float: left;
  overflow: hidden;
  margin: 10px 1%;
  min-width: 250px;
  max-width: 310px;
  width: 100%;
  background-color: #ffffff;
  border-radius: 5px;
  border-top: 5px solid #d2652d;
  color: #9e9e9e;
  text-align: center;
  font-size: 16px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.15);
}

.snip1519 *,
.snip1519 *:before {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: all 0.1s ease-out;
  transition: all 0.1s ease-out;
}

.snip1519 figcaption {
  padding: 12% 10% 14%;
}

.snip1519 i {
  font-size: 54px;
  color: #fff;
  width: 80px;
  line-height: 80px;
  background-color: #d2652d;
  border-radius: 50%;
  padding: 0;
  margin: 0 0 10px;
  text-align: center;
  display: inline-block;
}

.snip1519 h3 {
  color: #3c3c3c;
  font-size: 20px;
  font-weight: 300;
  line-height: 24px;
  margin: 10px 0;
}

.snip1519 p {
  font-size: 0.9em;
  font-weight: 300;
  margin: 0 0 20px;
}

.snip1519 .button {
  text-decoration: none;
  color: #777;
  border: 1px solid rgba(0, 0, 0, 0.3);
  border-radius: 5px;
  padding: 5px 10px;
  display: inline-block;
  position: relative;
  z-index: 1;
}

.snip1519 .button:before {
  background-color: #d2652d;
  position: absolute;
  top: 100%;
  bottom: 0;
  left: 0;
  right: 0;
  content: '';
  z-index: -1;
  opacity: 0;
}

.snip1519 .button:hover {
  color: #fff;
}

.snip1519 .button:hover:before {
  top: 0;
  opacity: 1;
}


/* Demo purposes only */

body {
  background-color: #212121;
  padding: 0 5px;
}


@media (max-width: 991px) {
  .teaching-features{
    padding-bottom: 1rem;
  }
}
@media (max-width: 576px){
  .test-container{
    height: 50%;
  }
}