.contact-us-main {
  padding-top: 100px;
}

.nav-bg {
  height: 458px;
  width: 100vw;
  flex-shrink: 0;
  background: #c0e9fb;
  position: relative;
  z-index: 1;
}

.nav-bg .nav-text {
  padding: 240px 0px 0 270px;
  display: inline-flex;
  align-items: flex-start;
}

.nav-bg .nav-text .header-theme {
  width: 300px;
  position: absolute;
  bottom: -44px;
  left: 100px;
  z-index: -1;
  opacity: 0.4;
}

.nav-bg .header-design {
  position: absolute;
  right: 230px;
  bottom: 0px;
  width: 590px;
  height: 232px;
  flex-shrink: 0;
  background: url(../images/case-study/portfolio.webp), no-repeat;
}

.nav-bg .header-design .img1 {
  position: absolute;
  top: -64px;
  animation: mover 1s infinite alternate;
}

.nav-bg .header-design .img2 {
  position: absolute;
  top: -100px;
  right: 310px;
  animation: mover 1s infinite alternate;
  animation-delay: 0.5s;
}

.nav-bg .header-design .img3 {
  position: absolute;
  top: -80px;
  right: 163px;
  animation: mover 1s infinite alternate;
  animation-delay: 1s;
}

.nav-bg .header-design .img4 {
  position: absolute;
  top: -29px;
  right: 0px;
  animation: mover 1s infinite alternate;
  animation-delay: 1.5s;
}

@-webkit-keyframes mover {
  0% {
    transform: translateY(0);
  }

  100% {
    transform: translateY(-15px);
  }
}

@keyframes mover {
  0% {
    transform: translateY(0);
  }

  100% {
    transform: translateY(-15px);
  }
}

/* Portfolio data */

.navigation {
  padding: 80px 0;
  display: block;
}

.navigation ul {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.navigation ul li button {
  color: #000;
   
  font-size: 1.75rem;
  
  font-weight: bolder;
  text-transform: uppercase;
  
}

.navigation .nav-tabs {
  border-bottom: 2px solid #dbd9d9;
  border-top: 2px solid #dbd9d9;
}

.navigation .nav-tabs .nav-link {
  border: none;
  transition: all 0.4s ease-in;
}

.navigation .nav-tabs .nav-link:hover {
  color: #000;
  border: none;
  transition: all 0.4s ease-in;
}

.navigation .nav-tabs .nav-link.active {
  color: #fff;
  border-radius: 0;
  background: #2376BC;
  transition: all 0.4s ease-in;
}



.picker-center {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 0 60px 0;
  display: none;
}

@media (max-width: 576px) {
  .picker-center {
    display: flex;
  }
  .navigation {
    display: none;
  }
}

.picker-window {
  position: absolute;
  border-top: 1px solid #75757580;
  border-bottom: 1px solid #75757580;
  height: 1.5em;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  pointer-events: none;
}

.picker {
  /* display: inline-grid; */
  width: 100%;
  box-shadow: 0 0.5vw 2vw -5px rgba(0, 0, 0, .2);
  border-radius: 15px;
  position: relative;
  border-top: 2rem solid white;
  border-bottom: 2rem solid white;
  padding-left: 1rem;
  padding-right: 1rem;
  background: white;
  /* grid-template-columns: repeat(4, fit-content(500px)); */
  position: relative;
}

.picker .nav {
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.picker .nav-tabs .nav-link.active {
  color: #000;
  border: none;
  background-color: #fff;
  padding: 0.5em 0;
}

.picker .nav-tabs .nav-link:hover {
  /* border-color: #e9ecef #e9ecef #dee2e6; */
  isolation: unset;
}

.picker:before,
.picker:after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2.2em;
  pointer-events: none;
}

.picker:before {
  top: -0.2em;
  background: linear-gradient(white, rgba(255, 255, 255, .7));
}

.picker:after {
  bottom: -0.2em;
  height: 2.4em;
  background: linear-gradient(rgba(255, 255, 255, .7), white);
}

.picker ul {
  -ms-overflow-style: none;
  max-height: 4em;
  overflow-y: scroll;
  margin-right: 1em;
  scroll-snap-type: y mandatory;
  padding-bottom: 3em;
  padding-top: 3em;
}

.picker ul::-webkit-scrollbar {
  display: none;
}

.picker li {
  scroll-snap-align: center;
  /* height: 1.4em; */
  text-align: center;
  word-spacing: 0.2em;
  display: flex;
  justify-content: center;
}

.picker .nav-tabs .nav-link {
  font-size: 1.5rem;
  font-weight: bold;
  text-transform: uppercase;
  color: #000;
}

.picker-day {
  padding-right: 0.5em;
}

.picker-day span {
  padding-left: 0.56em;
}




.portfolio-cards {
  position: relative;
  z-index: 1;
  background: #fff;
}

.card-container {
  perspective: 1000px;
  display: inline-block;
  margin: 3%;
  transition: all 0.5s ease-in-out;
}

.card-container:hover .flipper {
  transform: rotateY(180deg);
}

.card-container,
.front,
.back {
  width: 326px;
  height: 326px;
}

.flipper {
  transition: 0.6s;
  transform-style: preserve-3d;
  position: relative;
}

.front,
.back {
  backface-visibility: hidden;
  position: absolute;
  top: 0;
  left: 0;
  width: 326px;
  height: 326px;
}

.front {
  z-index: 2;
}

.back {
  transform: rotateY(180deg);
  background: #E6F7FF;
  border-radius: 16px;
  box-shadow: 4px 11px 49px 0px rgba(145, 182, 212, 0.6);
  transform-style: preserve-3d;
  transition: all 0.5s ease-in-out;
}

.back a {
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  height: 100%;
  transition: all 0.5s ease-in-out;
  transform: translate3d(0px, 0px, 150px) scale(0.8);
}


.portfolio-main .portfolio-card .portfolio-image {
  /* width: 344px; */
  position: relative;
}

.portfolio-main .portfolio-card .portfolio-image img {
  /* width: 344px; */
  height: 326px;
  flex-shrink: 0;
  box-shadow: 4px 11px 49px 0px rgba(145, 182, 212, 0.6);
  border-radius: 5%;
  opacity: 1;
  transition: 0.5s ease;
  backface-visibility: hidden;
}

/* .portfolio-main .portfolio-card .portfolio-detail {
  padding: 40px 0 30px 0;
} */

.portfolio-main .portfolio-card .portfolio-detail span {
  display: inline-flex;
  padding: 3px 20px;
  justify-content: center;
  align-items: center;
  gap: 10px;
  border-radius: 5px;
  border: 1px solid #757575;
  color: #2376bc;
  font-size: 1rem;
  font-weight: 600;
}

.portfolio-main .portfolio-card .portfolio-detail h4 {
  padding: 15px 0;
  color: #000;
  font-size: 1.75rem;
  font-weight: 600;
}

.portfolio-detail .abt {
  display: inline-flex;
  gap: 20px;
}

.portfolio-detail .port-link {
  background: #2376BC;
  position: absolute;
  bottom: -10%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 89px;
  height: 45px;
  border-radius: 150px 150px 0 0;
  text-decoration: none;
  display: flex;
  justify-content: center;
  align-items: center;
}

.portfolio-detail .port-link i {
  color: #fff;
  font-size: 2rem;
}

.portfolio-detail .web {
  padding: 3px 15px;
  gap: 10px;
  border-radius: 5px;
  background: #6AD4CE80;
  color: #000 !important;
  font-size: 1rem;
  font-weight: 500;
  border: none !important;
}

.portfolio-detail .mobile {
  padding: 3px 15px;
  gap: 10px;
  border-radius: 5px;
  background: #968BFF80;
  color: #000 !important;
  font-size: 1rem;
  font-weight: 500;
  border: none !important;
}

.portfolio-detail .ui-ux {
  padding: 3px 15px;
  gap: 10px;
  border-radius: 5px;
  background: #F9708080;
  color: #000 !important;
  font-size: 1rem;
  font-weight: 500;
  border: none !important;
}




@media (max-width: 1200px) {

  /* .portfolio-main .portfolio-card .portfolio-image {
    width: 344px;
  } */
  .card-container,
  .front,
  .back {
    width: 284px;
    height: 286px;
  }

  .portfolio-main .portfolio-card .portfolio-image img {
    /* width: 294px; */
    height: 286px;
  }
}

/* Portfolio data */