.hero-section {
    background: #000;
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100vh;
}
.hero-section2 {
    background: #000;
    position: relative;
    overflow: hidden;
    width: 100%;
    height:850px;
}
.hero-wrapper {
  width: 100%;
  height: 100%;
  position: absolute;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  top: 0;
  left: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  z-index: 1;
}
.hero-section2 > .hero-wrapper {
    display:block;
    position: relative;
}
.hero-overlay {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  background: #000;
  opacity: 0.45;
}
.hero-content {
  width: 100%;
  max-width: 1230px;
  padding: 30px;
  position: relative;
  z-index: 3;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
.hero-title {
  font-size: 80px;
  line-height: 85px;
  font-weight: 800;
  color: #FFF;
  text-shadow: 0 2px 2px #000;
  -webkit-transform: matrix3d(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
          transform: matrix3d(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
  -webkit-transform-origin: 50% 50% 0px;
      -ms-transform-origin: 50% 50% 0px;
          transform-origin: 50% 50% 0px;
  text-align: center;
}
.hero-btns {
  width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.btn:first-child {
  margin-right: 10px;
}
@media only screen and (max-width: 768px) {
  .hero-title {
    font-size: 48px;
    line-height: 56px;
  }
  .hero-subtitle {
    text-align: center;
  }
  .hero-btns {
    display: block;
  }
  .hero-btns .btn:first-child {
    margin-right: 0;
    margin-bottom: 10px;
  }
}