.img-specialized {
            width: 90%;
        }
        @media (min-width: 992px) {
            .img-specialized {
                width: 50%;
            }
        }

        .pad-10{
            padding-bottom: 10px;
            padding-top: 10px;
        }

        .pad-20{
            padding-bottom: 20px;
            padding-top: 20px;
        }

        .pad-30{
            padding-bottom: 30px;
            padding-top: 30px;
        }

        /* --- */

        /* Image zoom on click */
.cert-thumb {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.cert-thumb:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cert-lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
    animation: certFadeIn 0.3s ease;
}
.cert-lightbox.active {
    display: flex;
}
.cert-lightbox-content {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    animation: certZoomIn 0.3s ease;
}
.cert-close {
    position: absolute;
    top: 20px; right: 35px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    user-select: none;
}
.cert-close:hover { color: #ccc; }

@keyframes certFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}
@keyframes certZoomIn {
    from { transform: scale(0.8); opacity: 0; }
    to   { transform: scale(1);   opacity: 1; }
}

/* mobile hidden */

@media (max-width: 770px) {
        .hidden-mobile {
          display: none;
        }
      }

    /* desktop hidden */

        @media (min-width: 1024px) {
        .hidden-dekstop {
          display: none;
            }
        }

/* card */

.wrapper{
  width: 90%;
  margin: 0 auto;
  max-width: 80rem;
}

.cols{
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}

.container{
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
	-webkit-perspective: 1000px;
	        perspective: 1000px;
}

.front,
.back{
  background-size: cover;
  box-shadow: 0 4px 8px 0 rgba(0,0,0,0.25);
  border-radius: 10px;
	background-position: center;
	-webkit-transition: -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	transition: -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	-o-transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1), -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
	-webkit-backface-visibility: hidden;
	        backface-visibility: hidden;
	text-align: center;
	min-height: 280px;
	height: auto;
	border-radius: 10px;
	color: #fff;
	/*font-size: 1.5rem;*/
}

.back{
  background: #0c1826;
  background: -webkit-linear-gradient(45deg,  #0c1826 0%,#596a72 100%);
  background: -o-linear-gradient(45deg,  #0c1826 0%,#596a72 100%);
  background: linear-gradient(45deg,  #0c1826 0%,#596a72 100%);
}

.front:after{
	position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    content: '';
    display: block;
    opacity: .6;
    background-color: #000;
    -webkit-backface-visibility: hidden;
            backface-visibility: hidden;
    border-radius: 10px;
}
.container:hover .front,
.container:hover .back{
    -webkit-transition: -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
    -o-transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
    transition: transform .7s cubic-bezier(0.4, 0.2, 0.2, 1), -webkit-transform .7s cubic-bezier(0.4, 0.2, 0.2, 1);
}

.back{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}

.inner{
    -webkit-transform: translateY(-50%) translateZ(60px) scale(0.94);
            transform: translateY(-50%) translateZ(60px) scale(0.94);
    top: 50%;
    position: absolute;
    left: 0;
    width: 100%;
    padding: 1rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    outline: 1px solid transparent;
    -webkit-perspective: inherit;
            perspective: inherit;
    z-index: 2;
}

.container .back{
    -webkit-transform: rotateY(180deg);
            transform: rotateY(180deg);
    -webkit-transform-style: preserve-3d;
            transform-style: preserve-3d;
}

.container .front{
    -webkit-transform: rotateY(0deg);
            transform: rotateY(0deg);
    -webkit-transform-style: preserve-3d;
            transform-style: preserve-3d;
}

.container:hover .back{
  -webkit-transform: rotateY(0deg);
          transform: rotateY(0deg);
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
}

.container:hover .front{
  -webkit-transform: rotateY(-180deg);
          transform: rotateY(-180deg);
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
}

.front .inner p{
  font-size: 2rem;
  margin-bottom: 2rem;
  position: relative;
}

.front .inner p:after{
  content: '';
  width: 4rem;
  height: 2px;
  position: absolute;
  background: #C6D4DF;
  display: block;
  left: 0;
  right: 0;
  margin: 0 auto;
  bottom: -.75rem;
}

.front .inner span{
  color: rgba(255,255,255,0.7);
  font-family: 'Montserrat';
  font-weight: 300;
}

@media screen and (max-width: 64rem){
  .col{
    width: calc(33.333333% - 2rem);
  }
}

@media screen and (max-width: 48rem){
  .col{
    width: calc(50% - 2rem);
  }
}

@media screen and (max-width: 32rem){
  .col{
    width: 100%;
    margin: 0 0 2rem 0;
  }
}