.cover {
    background-image: url(../images/sample-4-dark.jpg);
    position: relative;
    z-index: 1;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    padding-top: 200px;
    padding-bottom: 200px;
    overflow: hidden;
}


.cover_bd_content_1 {
    display: flex;
}

.cover_bd_content_1 a {
    color: #fff;
    display: inline-block;
    list-style: none;
    font-weight: 700;
    font-size: 16px;
}

.cover_bd_content_1 span {
    color: #fff;
}

.cover_bd_content_p1 {
    color: #b01e22;
    font-size: 16px;
    font-weight: 700;
}

.cover_bd_content_2 {
    font-size: 70px;
    font-weight: 700;
    color: #fff;
}

@media (max-width:768px) {

    .cover_bd_content_2 {
        font-size: 60px;
        font-weight: 700;
        color: #fff;
    }
}

@media (max-width:576px) {

    .cover_bd_content_2 {
        font-size: 45px;
        font-weight: 700;
        color: #fff;
    }

    .cover {
        background-image: url(../images/sample-4-dark.jpg);
        position: relative;
        z-index: 1;
        background-repeat: no-repeat;
        background-position: center;
        background-size: cover;
        height: 90vh;
        padding-top: 350px;
        padding-bottom: 0px;
        overflow: hidden;
    }
    
}

/* portfolio */

/* case */

.case {
    padding: 150px 0px;
  }
  
  .case_tittle {
    margin-bottom: 60px;
  }
  
  .case_tittle_p1 {
    position: relative;
    text-transform: uppercase;
    color: #b01e22;
    font-weight: 700;
    font-size: 16px;
    line-height: 26px;
    margin-bottom: 14px;
    text-align: center;
  }
  
  .case_tittle_p2 {
    font-size: 48px;
    line-height: 60px;
    padding: 0;
    margin: 0;
    color: var(--text-heading-color);
    font-family: var(--heading-font);
    font-weight: 700;
    text-align: center;
  }
  
  
  .swiper {
    width: 100%;
    height: 450px;
    overflow: hidden;
  }
  
  .swiper-slide{
    transform: translateX(0%) scale(1);
    z-index: 7;
    opacity: 1;
    transition-duration: 0ms;
    overflow: hidden;
}
  
  .swiper .swiper-slide img {
    width: 100%;
    height: 100%; 
    object-fit: cover;
  }
  
  .opacity {
    opacity: 0;
  }

  .slide-content {
    opacity: 0;
    position: absolute;
    left: 0;
    width: 100%;
    bottom: 0;
    padding: 88px 16px 24px;
    box-sizing: border-box;
    background: linear-gradient(to bottom,rgba(0,0,0,0),rgba(0,0,0,.75));
    border-radius: 0 0 8px 8px;
    color: #fff;
    height: 350px;
  }

  .swiper-button-prev::after,
  .swiper-button-next::after {
   color: #fff !important;
   font-size: 30px !important;
  }
  

  .slide-content:hover {
    opacity: 1;
  }

  .slider_img{
    height: 100%;
  }

  iframe  {
    width: 100%;
    height: 100%;
  }

  
  @media (max-width: 576px) {
  
    .case {
      padding: 50px 0px;
    }
  
    .case_tittle_p1 {
      position: relative;
      text-transform: uppercase;
      color: #b01e22;
      font-weight: 700;
      font-size: 16px;
      line-height: 26px;
      margin-bottom: 15px;
      text-align: center;
    }
  
    .case_tittle {
      margin-bottom: 30px;
    }
  
    .case_tittle_p2 {
      font-size: 28px;
      line-height: 33px;
      padding: 0;
      margin: 0;
      color: var(--text-heading-color);
      font-family: var(--heading-font);
      font-weight: 700;
      text-align: center;
    }

    
  }