.page4{}
.page4 .ctt{display:flex;justify-content:space-between;}
.page4 h1{width:30%;font-size:32px;}
.page4 h1 p{font-size:16px;line-height:28px;font-weight:400;color:#555;margin-top:20px;}
.demo-gallery{z-index:99}
.demo-gallery2{margin-top:90px;padding-top:90px;border-top:1px solid #e4e4e4}
#lightgallery1, #lightgallery2{width:60%;display:flex;flex-wrap:wrap;gap:20px}
#lightgallery1 li, #lightgallery2 li{width:23%}
#lightgallery1 li img, #lightgallery2 li img{width:100%}
.lg-outer .lg{z-index:9999999 !important}
.lg-backdrop{z-index:99999999 !important}
.lg-outer{z-index:99999999 !important}

@media screen and (max-width:860px){
  .page4{padding:50px 0;}
  .page4 .ctt{display:block}
  .page4 h1{width:100%;font-size:18px;}
  .page4 h1 p {font-size: 14px;line-height: 24px;margin-top: 10px;}
  
  #lightgallery1, #lightgallery2{width:100%;margin-top:15px;}
  #lightgallery1 li, #lightgallery2 li{width:46%;}
  .demo-gallery2{margin-top:50px;padding-top:50px;}
}