.text_center {text-align: center;width: 100%;}

.img_polygon{position: relative;-webkit-transition: .6s all, .3s .3s -webkit-transform;transition: .6s all, .3s .3s transform;-webkit-clip-path: polygon(50% 0%, 50% 0%, 100% 50%, 50% 100%, 50% 100%, 0% 50%);clip-path: polygon(50% 0%, 50% 0%, 100% 50%, 50% 100%, 50% 100%, 0% 50%);opacity: .8; -webkit-filter: grayscale(100%); filter: grayscale(100%);}

img {border: 0px;border-style: solid; -webkit-transform-origin: left top; -ms-transform-origin: left top; -o-transform-origin: left top;transform-origin: left top;}

.img_polygon:hover { -webkit-clip-path: polygon(0% 0%, 100% 0%, 100% 50%, 100% 100%, 0% 100%, 0% 50%); clip-path: polygon(0% 0%, 100% 0%, 100% 50%, 100% 100%, 0% 100%, 0% 50%); -webkit-transform: scale(1.4); -ms-transform: scale(1.4);transform: scale(1.4);z-index: 10;box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);border-radius: 0px;opacity: 1;transform-origin: center center; -webkit-filter: grayscale(0%);filter: grayscale(0%);}

.img_polygon:nth-child(1n + 5) { -webkit-transform: translateY(-50%); -ms-transform: translateY(-50%); transform: translateY(-50%);}

.img_polygon:nth-child(1n + 5):hover {-webkit-transform: translateY(-50%) scale(1.4);-ms-transform: translateY(-50%) scale(1.4);transform: translateY(-50%) scale(1.4);}