.portfolios {
  position: relative;
  min-height: 150px;
}

.portfolios .btn-all {
  float: right;
}

.bg-gray {
  background-color: #f4f6f7;
}


.portfolios .content {
  padding-top: 60px;
}

.portfolios .swiper-container {
  list-style-type: none;
  margin-bottom: 40px;
  overflow: hidden;
}

.portfolios .swiper-slide {
  color: #ecefef;
  position: relative;
  text-align: center;
}

h5.portfolio-title {
  display: block;
  text-align: center;
  width: 100%;
  font-weight: 400;
  color: #000;
  line-height: 30px;
  text-transform: none;
  letter-spacing: normal;
  font-size: 16px;
  padding-top: 10px;
}

.portfolio-logo {
  overflow: hidden;
  transition: all 0.5s;
}

.portfolios .swiper-slide:hover .portfolio-logo {
  -webkit-filter: none;
  -moz-filter: none;
  -ms-filter: none;
  -o-filter: none;
  filter: none;
}

.portfolio-logo img {
  max-width: 100%;
  height: auto;
  float: left;
}

@media screen and (max-width: 1279px) {
  .portfolio-item {
    width: 25%;
  }

  .portfolios li {
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 100% auto;
  }
  .portfolios .content {
    padding-top: 40px;
  }
  }
  @media screen and (max-width: 767px) {
  .portfolios .content {
    padding: 20px 15px;
  }
  .portfolios .swiper-container {
    margin-bottom: 20px;
  }
    }