header .nav .social li a svg circle{
  stroke: #518EB4;
}
header .nav .social li a svg path{
  fill: #518EB4;
}

main{
  background-image: url(../images/sky.jpg);
  background-position: top center;
  background-size: contain;
  background-repeat: no-repeat;
  padding-top: 120px;
  padding-bottom: 60px;
  position: relative;
}
main:before{
  content: '';
  position: absolute;
  top: 7%;
  left: 0;
  width: 100%;
  height: calc(100vw / 2.5);
  background: linear-gradient(0deg, #FFFFFF 30%, rgba(255, 255, 255, 0) 80%);
  z-index: 0;
}
.container{
  max-width: calc(100vw / 1.33333);
  margin: auto;
  padding: 0 15px;
}
h1{
  text-align: center;
  font-size: 70px;
  line-height: 1.1;
  position: relative;
  z-index: 9;
}
/* item */
section{
  padding-top: 50px;
  text-align: center;
  position: relative;
  z-index: 9;
}
section h2{
  text-align: center;
  font-size: 24px;
  font-weight: 600;
}
section .stage{
  text-align: center;
  font-size: 15px;
  display: inline-block;
  line-height: 26px;
  border-radius: 15px;
  background: #32B3E2;
  padding: 0 15px;
  color: #fff;
  margin: 10px 0 15px;
}
.slider-gallery-construction img{
  border-radius: 50px;
  width: 100%;
  aspect-ratio: 144 / 90;
  object-fit: cover;
}
.nav-slider-gallery-construction{
  position: absolute;
  bottom: 0;
  left: 0;
  width: 55%;
  background: #fff;
  z-index: 9;
  display: -webkit-flex;
  display: -ms-flex;
  display: flex;
  align-items: center;
  border-radius: 0 50px 0 0;
  padding: 30px;
  justify-content: space-between;
}
.nav-slider-gallery-construction:after{
  content: '';
  position: absolute;
  bottom: 0px;
  width: 50px;
  height: 50px;
  background-image: url(../images/border-radius.svg);
  background-size: 50px;
  background-position: center;
  z-index: 1;
  right: -50px;
  transform: rotate(90deg);
}
.nav-slider-gallery-construction:before{
  content: '';
  position: absolute;
  top: -50px;
  width: 50px;
  height: 50px;
  background-image: url(../images/border-radius.svg);
  background-size: 50px;
  background-position: center;
  z-index: 1;
  left: 0px;
  transform: rotate(90deg);
}
.swiper-pagination, .swiper-pagination-bullets.swiper-pagination-horizontal{
  gap: 10px;
}
.slider-gallery-construction .swiper-slide{
  position: relative;
}
.slider-gallery-construction .swiper-slide a.video{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,.1);
  z-index: 9;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50px;
}
@media screen and (max-width: 991px){
  .nav-slider-gallery-construction{
    padding: 16px 30px;
    border-radius: 0 40px 0 0;
  }
  .slider-gallery-construction img{
    border-radius: 40px;
  }
  .nav-slider-gallery-construction:before{
    width: 40px;
    height: 40px;
    top: -40px;
    background-size: 40px;
  }
  .nav-slider-gallery-construction:after{
    background-size: 40px;
    width: 40px;
    height: 40px;
    right: -40px;
  }
  .slider-gallery-construction .swiper-slide a.video{
    border-radius: 40px;
  }
}
@media screen and (max-width: 599px){
  .nav-slider-gallery-construction{
    position: relative;
    background: none;
    width: 100%;
    padding: 16px 0px;
  }
  .nav-slider-gallery-construction:before,
  .nav-slider-gallery-construction:after,
  .slider-gallery-construction::after{
    display: none;
  }
  .nav-slider-gallery-construction{
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }
}
/* -- item */

@media screen and (max-width: 1440px) {
  .container {
      max-width: 1200px;
  }
}
@media screen and (max-width: 1280px){
  .container {
      max-width: 991px;
  }
  h1{
    font-size: 60px;
  }
}
@media screen and (max-width: 1024px){
  .container {
      max-width: 768px;
  }
  h1{
    font-size: 40px;
  }
  section h2{
    font-size: 20px;
  }
}
@media screen and (max-width: 767px){
  main{
    background-size: auto 50vh;
  }
  main:before{
    height: 50vh;
  }
}