.portfolio-banner {
  background: #f8f9fb;
  background-repeat: no-repeat;
  position: relative;
  background-size: 100%;
  padding: 90px 0px;
}

.portfolio-banner h1 {
  font-size:40px;
  text-align:center;
  color: #252525;
  font-weight:bold;
  text-align:center;
  z-index: 1;
  font-weight: bold;
  text-transform: uppercase;
}

.portfolio-slide{ padding:40px 0px; }
.portfolio-slide .row {
  margin-left: -18px;
  margin-right: -18px;}

.portfolio-slide .container-fluid {
  padding-left: 36spx;
  padding-right: 36px;
}
.portfolio-slide .col-md-4 {
  padding: 18px;
  position: relative;
}
.portfolio-slide img {
  width: 100%;
  height: auto;
  object-fit: cover;
  position: relative;
}

.portfolio-box {
  width: 100%;
  position: relative;
  margin: 0;
  padding: 0;
  transition: 2.5s ease-in-out 4.5s;
}
.portfolio-box .portfoliohover {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  display: none;
  background: url(../images/icon-zoom-white.png) center center no-repeat
    rgba(0, 0, 0, 0.6);
}
.portfolio-box:hover .portfoliohover {
  display: block;
}
.explore-Portfolios {
  padding: 90px 0;
}