.img-responsive.center {
    margin: 0 auto;
}


.background {
  background-size: cover !important;
  background-position-x: center !important;
}

.background.dark, .background.dark a {
  color: white;
}

.background.light, .background.light a {
  color: black;
}

.jumbotron {
  position: relative;
  color: #ccc;
  height: 800px;
  padding: 0;
  margin: 0;
}

.jumbotron h1 {
  font-size: 400%;
}

.jumbotron h2 {
  font-size: 300%;
}

.center-wrapper {
  display:table;width:100%;height:100%;text-align:center;
}

.center {
  display:table-cell;width:100%;vertical-align:middle;
}

.bubble {
  width: 238px;
  height: 85px;
  position: absolute;
  left: 50%;
  top: 50%;
  line-height: 85px;
  font-size: 20px;
}

.bubble.tl {
  background: url("../img/institute-kr/bubble-tl.ecdfa1144b2d.png") no-repeat;
}

.bubble.tr {
  background: url("../img/institute-kr/bubble-tr.88937a401d95.png") no-repeat;
}

.bubble.bl {
  background: url("../img/institute-kr/bubble-bl.33f1dbd89ccc.png") no-repeat;
}

.bubble.br {
  background: url("../img/institute-kr/bubble-br.da86ff54f42e.png") no-repeat;
}

.bottom {
  position: absolute;
  bottom: 0;
  width: 100%;
  overflow: hidden;
}

.white {
  padding: 40px 0;
  text-align: center;
  background: url("../img/institute-kr/bg-line.6e1cc6aa707a.png") top center no-repeat;
}

.gray {
  padding: 40px 0;
  text-align: center;
  background: #f9f9f9 url("../img/institute-kr/bg-line.6e1cc6aa707a.png") no-repeat top center;
}

ul.feature {
  list-style: none;
}

ul.feature > li {
  height: 80px;
  font-size: 1.2em;
  margin-left: -40px;
}

ul.feature > li > img {
  float: left;
  margin-right: 20px;
}

.circle {
  display: inline-block;
  position: relative;
  width: 26%; 
  border-radius: 50%;
  background: #005189;
  color: white;
}

.circle:before {
  content: "";
  display: block;
  padding-top: 100%;
}

.circle-between {
  display: inline-block;
  position: relative;
  width: 8%;
  height: 100%;
  vertical-align: top;
  font-size: 4.5em;
  color: #fff;
  text-shadow: 0px 0px 2px #069;
  z-index: 1;
}

.circle-between > * {
  transform: scale(2, 2);
}

.circle-between:before {
  content: "";
  display: block;
  padding-top: 100%;
}

.circle .content {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  font-size: 1.7em;
}

.circle .content img {
  padding-top: 15%;
  width: 40%;
}

.rotate-90 {
  display: inline-block;
  filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=1);
  -webkit-transform: rotate(90deg);
  -ms-transform: rotate(90deg);
  transform: rotate(90deg);
}

ul.benefit {
  list-style: none;
}

ul.benefit > li:before {    
  font-family: 'FontAwesome';
  content: '\f058';
  margin:0 20px 0 -15px;
  color: #069;
}

ul.benefit > li {
  font-size: 1.8em;
  line-height: 3em;
}

ul.benefit-detail > li {
  font-size: 1.2em;
  line-height: 2em;
}

.col-masters {
  display: inline-block;
  float: left;
  width: 12.5%;
  padding: 5px;
}

.col-masters img {
  border: 1px solid #ccc;
}


@media screen and (max-width: 767px) {
  .jumbotron h1 {
    font-size: 10vw;
  }
  .circle .content {
    font-size: 3vw;
  }
  .circle-between {
    font-size: 8vw !important;
  }
  .col-masters {
    width: 25%; display: inline-block; float: left; text-align: center;
  }
}

@media screen and (min-width: 992px) {
  .circle .content {
    font-size: 2em;
  }
  .circle-between {
    font-size: 4em !important;
  }
}


@media screen and (min-width: 1200px) {
  .circle .content {
    font-size: 3em;
  }
  .circle-between {
    font-size: 6em !important;
  }
}



/* animation */
.animated.slow {
  -webkit-animation-delay: 2s;
  animation-delay: 2s;
}

.bounceSmall {
  -webkit-animation-name: bounceSmall;
  animation-name: bounceSmall;
}

@-webkit-keyframes bounceSmall {
  0%,
  20%,
  50%,
  80%,
  100% {
    -webkit-transform: translateY(0);
  }
  40% {
    -webkit-transform: translateY(-10px);
  }
  60% {
    -webkit-transform: translateY(-5px);
  }
}
@keyframes bounceSmall {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

