.flex-center{
  display: flex;
  justify-content: center;
  z-index: 9;
}



.hexagon {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(http://csshexagon.com/img/meow.jpg);
  background-size: auto 346.4102px;
  background-position: center;
}

.hexTop,
.hexBottom {
  position: absolute;
  z-index: 1;
  width: 212.13px;
  height: 212.13px;
  overflow: hidden;
  -webkit-transform: scaleY(0.5774) rotate(-45deg);
  -ms-transform: scaleY(0.5774) rotate(-45deg);
  transform: scaleY(0.5774) rotate(-45deg);
  background: inherit;
  left: 43.93px;
}

/*counter transform the bg image on the caps*/
.hexTop:after,
.hexBottom:after {
  content: "";
  position: absolute;
  width: 300.0000px;
  height: 173.20508075688775px;
  -webkit-transform:  rotate(45deg) scaleY(1.7321) translateY(-86.6025px);
  -ms-transform:      rotate(45deg) scaleY(1.7321) translateY(-86.6025px);
  transform:          rotate(45deg) scaleY(1.7321) translateY(-86.6025px);
  -webkit-transform-origin: 0 0;
  -ms-transform-origin: 0 0;
  transform-origin: 0 0;
  background: inherit;
}

.hexTop {
  top: -106.0660px;
}

.hexTop:after {
  background-position: center top;
}

.hexBottom {
  bottom: -106.0660px;
}

.hexBottom:after {
  background-position: center bottom;
}

.hexagon:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}





* {
  box-sizing: border-box;
}

.row > .column {
  padding: 0 8px;
}

.row:after {
  content: "";
  display: table;
  clear: both;
}

.column {
  float: left;
  width: 25%;
}
/* The Modal (background) */
.modal {
  display: none;
  position: fixed;
  z-index: 1;
  padding-top: 100px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: black;
}

/* Modal Content */
.modal-content {
  position: relative;
  background-color: #fefefe;
  margin: auto;
  padding: 0;
  width: 90%;
  max-width: 1200px;
}

/* The Close Button */
.close {
  color: white;
  position: absolute;
  top: 10px;
  right: 25px;
  font-size: 35px;
  font-weight: bold;
}

.close:hover,
.close:focus {
  color: #999;
  text-decoration: none;
  cursor: pointer;
}

.mySlides {
  display: none;
}

.cursor {
  cursor: pointer;
}

/* Next & previous buttons */
.prev,
.next {
  cursor: pointer;
  position: absolute;
  top: 50%;
  width: auto;
  padding: 16px;
  margin-top: -50px;
  color: white;
  font-weight: bold;
  font-size: 20px;
  transition: 0.6s ease;
  border-radius: 0 3px 3px 0;
  user-select: none;
  -webkit-user-select: none;
}

/* Position the "next button" to the right */
.next {
  right: 0;
  border-radius: 3px 0 0 3px;
}

/* On hover, add a black background color with a little bit see-through */
.prev:hover,
.next:hover {
  background-color: rgba(0, 0, 0, 0.8);
}

/* Number text (1/3 etc) */
.numbertext {
  color: #f2f2f2;
  font-size: 12px;
  padding: 8px 12px;
  position: absolute;
  top: 0;
}

img {
  margin-bottom: -4px;
}

.caption-container {
  text-align: center;
  background-color: black;
  padding: 2px 16px;
  color: white;
}

.demo {
  opacity: 0.6;
}

.active,
.demo:hover {
  opacity: 1;
}

img.hover-shadow {
  transition: 0.3s;
}

.hover-shadow:hover {
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}










.hexagon1 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/ChemicalEngineer.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon1:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon2 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/PhageKTEM.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon2:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon3 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/NaBrSodalite.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon3:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon4 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/FlexWindowNonCubic.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon4:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon5 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/RHOCsNa.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon5:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon6 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/MTNCages.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon6:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon7 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/LTLCropped.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon7:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon8 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/FER.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon8:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon9 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/ZeoliteBreathing.gif);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon9:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon10 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/RWYNAH.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon10:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon11 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/BetaCage.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon11:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon12 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/Silicalite.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon12:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon13 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/RWY.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon13:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon14 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/EMTSEM.png);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon14:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}
.hexagon15 {
  position: relative;
  width: 300px;
  height: 173.21px;
  margin: 45px 0;
  background-image: url(../Images/ConventionalVs.jpg);
  background-size: auto 346.4102px;
  background-position: center;
}
.hexagon15:after {
  content: "";
  position: relative;
  top: 0.0000px;
  left: 0;
  width: 300.0000px;
  height: 173.2051px;
  z-index: 2;
  background: inherit;
}