.menu-icon {
    display: none;
}

.menu-icon .fa-bars, .menu-icon .fa-times{
    color: #B0AFAF;
}


.header .callback .lang{
   margin-right: 0;
}

@media(max-width: 1670px){
	.header .callback{
       width: 35%;
	}
.products .item .col_2 .it1 .it_text ul{
	font-size: 16px;
}
}
@media(max-width: 1540px){
	 .footer .first-line .menu .nav_link{
        font-size: 18px;
		line-height: 1.2;
	}

	.footer .first-line .callback .phone_link{
        font-size: 22px;
		line-height: 1.2;
	}
	.footer .first-line .callback .mail{
		font-size: 16px;
	}
}
@media(max-width: 1510px){
	.footer .first-line .callback .phone_link{
        font-size: 22px;
		line-height: 1.2;
	}
}
@media(max-width: 1450px){
    .intro .inner {
         height: 100vh;
         /*align-content: center;*/
     }

	 .header .callback {
        width: 40%;
    }
.footer .first-line .menu .nav_link{
	font-size: 14px;
}


	.footer .first-line .callback .call_btn{
        font-size: 16px;
		line-height: 1.2;
		display: flex;
		align-items: center;
		justify-content: center;
		width: 200px;
	}

	.footer .first-line .callback{
        
	}

	.footer .first-line .menu{
       width: 45%;
	}
}

@media(max-width: 1370px){
    .products .item .col_2 .it1 .it1_img{
        width: 180px;
		height: 180px;
		margin-right: -90px;
	}

	.products .item .col_2 .it1 .it2_img{
        //right: 20px;
	}

    .header .callback .call_btn{
        font-size: 14px;
		line-height: 1.2;
	}
	.header .callback .phone_link, .header .callback .lang{
        font-size: 18px;
		line-height: 1.2;
	}

	.header .callback{
      max-width: 500px;
	}

	.intro .gen_block .txt_block .title{
        font-size: 80px;
		line-height: 1.2;
	}

	.know .title{
        font-size: 60px;
        line-height: 64px;
	    padding-bottom: 40px;
	}

	.know{
        padding-top: 70px;
	}

	.team {
         padding-bottom: 70px;
         margin-top: 70px;
     }

	 .persp {
    padding-top: 70px;
    padding-bottom: 70px;
	}

	 .team .title{
         font-size: 60px;
        line-height: 64px;
	    padding-bottom: 40px;
	 }

	 .expirience .title{
         font-size: 60px;
        line-height: 64px;
	    padding-bottom: 40px;
	 }

	 .products {
            margin-top: 70px;
           padding-bottom: 70px;
       }

	   .products .item .col_1 .ttl{
           font-size: 32px;
        line-height: 34px;
	   }

	   .products .item .col_1 .sttl{
           font-size: 28px;
        line-height: 32px;
	   }

	   .products .item .col_1 p{
            font-size: 16px;
        line-height: 20px;
	   }

	   .products .item .col_2 .it1 .it_title{
             font-size: 20px;
        line-height: 22px;
	   }

	   .products .item{
           padding: 15px;
	   }

	   .factors .fact_flex .item .ttl{
           font-size: 24px;
           line-height: 28px;
	   }
	   .factors .fact_flex .item{
           padding: 20px;
	   }
}

@media(max-width: 1300px){
    .header .callback{
      width: 42%;
   }
}

@media(max-width: 1230px){
.footer .first-line .menu .nav_link{
	padding-bottom: 25px;
}
.footer .first-line .callback .phone_link{
	font-size: 18px;
}
.footer .first-line .callback .mail{
	font-size: 14px;
}
}

@media(max-width: 1190px){



   .header .callback .lang{

   }

   .header .callback .call_btn{
       display: none;
   }

   .header .callback .phone_link{
      display: none;
   }

   .header .callback .phone_link.mob{
      display: block;
	  margin-right: 0;
	  height: 32px;
   }
   .header .callback .phone_link.mob img{
      position: relative;
	  top: 1px;
	  width: 32px;
	  height: 32px;
   }

   .header .callback .telegram_link{
        margin-right: 3px;
   }

   .header .callback{
       max-width: 165px;
   }

   .science .inner .col_1 .item1 .ttl{
        font-size: 60px;
		line-height: 1.2;
   }
   .science .inner .col_2 .item .ttl{
        font-size: 24px;
		line-height: 1.2;
   }

   .science .inner .col_2 .item{
        padding-left: 15px;
		padding-top: 45px;
		padding-bottom: 45px;
		min-height: 146px;
   }

   .science .inner .col_1 .item1{
       padding-left: 15px;
	   min-height: 298px;
   }
   .science .inner .col_1 .item2{
       min-height: 282px;  
	   height: 298px;
   }
}
@media(max-width: 1100px){
footer .first-line{
		flex-direction: column;
	}
	    .footer .first-line .menu {
        width: 100%;
    }
    .mailhide{
    	display: none;
    }
    .footer .first-line .callback {
     width:  100%;
    }
    .footer .first-line{
    	padding-top: 60px;
    }
    .footer .first-line .callback .mail{
    	//display: block;
    }	
    .footer .first-line .callback > div{
    	display: flex;
    	align-items: center;
    }
    .footer .first-line .callback .phone_link{
    	margin-bottom: 0;
    }
}
@media(max-width: 1030px){
    .products .inner .star5{
        left: 48%;
	}

	.products .item .col_2 .it1 .it1_img{
        width: 220px;
		height: 220px;
		margin-right: -110px;
	}

	.products .item .col_2 .it1 .it2_img{
        //right: 10px;
	}

     .factors .fact_flex .item{
         width: 100%;
		 margin-bottom: 1px;
	 }


     .unique.science .inner .col_1{
        width: 100%;
	 }

     .unique.science .inner .col_2{
        padding-top: 0;
	 }
	 .unique{
        border-bottom: 0;
	 }

     .menu-icon {
        display: block;
        background: #E5E5E5;
        border: 0;
        font-size: 25px;
        width: 62px;
        height: 62px;
        cursor: pointer;
		border-radius: 100%;
		position: absolute;
        top: 15px;
        left: 15px;
		z-index: 99;
    }


    .intro .nav{
       display: none;
	}

    .intro .nav.active{
        display: block;
		position: absolute;
		top: 4px;
		left: 0;
		right: 0;
		width: 100%;
		background: #E5E5E5;
		padding-top: 0;

        display: -ms-flex;
    display: -o-flex;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    justify-content: space-between;
    -ms-justify-content: space-between;
    -moz-justify-content: space-between;
    -webkit-justify-content: space-between;
    flex-wrap: wrap;
	}

	.intro .nav.active .nav_link{
       background: #F9F9F9;
	   width: 49.9%;
	   margin-bottom: 1px;
	   padding-top: 58.5px;
	   padding-bottom: 58.5px;
	   padding-left: 50px;
	   padding-right: 50px;
       font-family: 'Manrope';
font-weight: 400;
font-size: 30px;
line-height: 37.5px;
color: #1C1919;
	}

	.intro .nav.active .nav_link:first-child{
       border-top-right-radius: 20px;
	}
	.intro .nav.active .nav_link:nth-child(2){
       border-top-left-radius: 20px;
	}
	.intro .nav.active .nav_link:nth-child(5){
       border-bottom-right-radius: 20px;
	}
	.intro .nav.active .nav_link:last-child{
       border-bottom-left-radius: 20px;
	}

    .intro .gen_block .txt_block .title{
        font-size: 60px;
		line-height: 1.2;
	}

	.header .callback{
        /*display: none;*/
	}

	.header .logo{
        width: 235px; 
		margin-left: 85px;
	}

	.intro{
        /*min-height: 100vh;*/
	}

	.know_block .title_block{
        width: 100%;
		max-width: 100%;
		margin-bottom: 30px;
	}

	.know_block .items_block{
        width: 100%;
	}

	.know_block .title_block .ttl{
         font-size: 26px;
		line-height: 1.2;
	}

	.know_block .items_block .item .ttl{
        font-size: 22px;
		line-height: 1.2;
	}

	.know .title{
        font-size: 46px;
	}

	.team {
         padding-bottom: 40px;
         margin-top: 40px;
     }

	 .team .team_box .item{
         width: 100%;
		 max-width: 100%;
		 margin-bottom: 1px;
		 min-height: 550px;
	 }

	 .team .team_box .item .ttl{
          font-size: 28px;
		line-height: 1.2;
	 }

	 .team .team_box .item:nth-child(3) .num{
         font-size: 80px;
	 }

	 .team .title, .expirience .title, .persp .title{
          font-size: 36px;
        line-height: 1.2;
		padding-bottom: 40px;
	 }

	 .products .title{
         font-size: 36px;
        line-height: 1.2;
		margin-bottom: 40px;
	 }

	 .branches .title{
         font-size: 36px;
        line-height: 1.2;
		margin-bottom: 40px;
	 }

	 .science .inner .col_1 .item1 .ttl{
         font-size: 36px;
        line-height: 1.2;
	 }

	 .expirience .exp_block .item .ttl{
          font-size: 26px;
		  line-height: 1.2;
	 }

	 .expirience .exp_block .item .sttl{
          font-size: 16px;
		  line-height: 1.2;
	 }

	 .science .inner .col_1, .science .inner .col_2{
         width: 100%;
		 margin-bottom: 1px;
	 }

	 .science .inner .col_1 .item2{
         padding-top: 40px;
		 padding-left: 15px;
	 }

	 .science .inner .col_1 .item1, .science .inner .col_1 .item2{
        min-height: 200px;
		height: 200px;
	 }

	 .science.unique .inner .col_1 .item1{
        min-height: 600px;
		height: 600px;
	 }

	 .products .item .col_1, .products .item .col_2{
        width: 100%;
		max-width: 100%;
	 }

	 .branches .bl_flex .item .ttl{
         font-size: 22px;
		line-height: 1.2;
	}

	.branches .bl_flex .item .txt{
         font-size: 22px;
		line-height: 1.2;
	}

	.branches .bl_flex .item{
         padding: 20px;
	}
.persp .persp_items .item .ttl{
	font-size: 24px;
}

	.footer .first-line .menu .nav_link{
         width: 47%;
		 padding-bottom: 15px;
	}
	.footer .first-line .menu .nav_link:nth-child(2), .footer .first-line .menu .nav_link:nth-child(5){
         width: 47%;
	}

	.footer .first-line .callback .phone_link{
        display: block;
		width: 100%;
		text-align: center;
		
	}
	.footer .first-line .callback .call_btn{
        margin-left: auto;
		margin-right: auto;
	}

	.footer .first-line {
    padding-top: 40px;
    padding-left: 20px;
    padding-right: 20px;
    padding-bottom: 40px;
	}

	.footer .inner{
       min-height: 395px;
	}


	.factors{
        padding-top: 40px;
    padding-bottom: 40px;
	}

	.factors .title {
        font-size: 36px;
        line-height: 1.2;
        margin-bottom: 40px;
    }


	.products .item .col_1 .code_flex .code_name{
   width: 100%;
margin-bottom: 10px;
font-size: 18px;
line-height: 20px;

}

.products .item .col_1 .code_flex .code_sname{
   width: 100%;

font-size: 18px;
line-height: 20px;
color: #1C1919;
text-transform: uppercase;
}

  .products .item .col_2 .it1 .it2_img{
     top: 40%;
  }

}

@media(max-width: 992px){
     .expirience .exp_block .item{
         width: 100%;
		 border-radius: 20px;
		 padding-left: 15px;
		 padding-right: 15px;
		 padding-top: 30px;
		 padding-bottom: 30px;
	 }

	 .persp .persp_items .item .ttl{
        font-size: 26px;
		  line-height: 1.2;
	 }

	 .persp .persp_items .item{
         width: 100%;
		 margin-bottom: 1px;
	 }

     .branches .bl_flex .item .ttl{
          font-size: 18px;
		line-height: 1.2;
	 }


	.footer .second-line{
        padding-left: 15px;
		padding-right: 15px;
	}

	.intro .nav.active .nav_link{
        padding-top: 35px;
		padding-bottom: 35px;
		font-size: 22px;
	}

}
@media(max-width: 875px){
	    .footer .first-line .callback {
        flex-direction: column;
        align-items: self-start;
    }
    .footer .first-line .callback .call_btn{
    	margin-left: 0;
    	margin-right: 0;
    	margin-top: 10px;
    }
    .footer .first-line .callback .call_btn{
    	border: 1px solid #fff;
    }
    .footer .first-line .callback > div{
    	margin-bottom: 10px;
    }
}
@media(max-width: 820px){

    .products .item .col_2 .it1 .it1_img{
        width: 140px;
		height: 140px;
		margin-right: -70px;
		top: 25%;
	}

	.products .item .col_2 .it1 .it2_img{
        //right: 35px;
	}

    .unique.science .inner .col_1 .item1 .ttl{
        font-size: 24px;
		line-height: 1.2;
	}


	
    .know_block .items_block .item{
        width: 780px;
	}

	.know_block .items_block .item:nth-child(3), .know_block .items_block .item:nth-child(4){
        min-height: 150px;
	}

	.know_block .items_block .item .num{
        padding-bottom: 15px;
	}

	.know .title{
        font-size: 36px;
		line-height: 1.2;
	}
    .persp .persp_items .item{
	padding: 20px;
    padding-bottom: 40px;
	min-height: 250px;
	}

	.branches .bl_flex .item, .branches .bl_flex .item:nth-child(3), .branches .bl_flex .item:nth-child(4){
         width: 100%;
		 min-height: 180px;
	}

	.branches .bl_flex .item .ttl{
        margin-bottom: 40px;
	}

	.branches .bl_flex .item .img img {
        width: 60px;
        height: 60px;
     }

	 .intro .nav.active .nav_link{
        padding-top: 20px;
		padding-bottom: 20px;
		font-size: 18px;
		width: 100%;
		border-radius: 20px;
	}
}


@media(max-width: 650px){
     .science .inner .col_1 .item1 p{
          font-size: 16px;
        line-height: 1.2;
	 }

     .factors .fact_flex .item .ttl{
        font-size: 16px;
		margin-bottom: 40px;
		min-height: 40px;
	 }

	 .factors .fact_flex .item .img img{
         width: 60px;
		 height: 60px;
	 }

    .unique.science .inner .col_1 .item1 .ttl{
        font-size: 20px;
		line-height: 1.2;
	}


    .header .logo{
        max-width: 180px;
		margin-left: 65px;
	}
.footer .first-line .callback > div{
	display: block;
}
.footer .first-line .callback{
	align-items: center;
}
	.menu-icon{
        width: 50px;
		height: 50px;
		top: 20px;
		        display: flex;
        align-items: center;
        justify-content: center;
	}

    .science .inner .col_1 .item2 p{
        font-size: 16px;
		line-height: 1.2;
	}

	.science .inner .col_2 .item .ttl{
         font-size: 16px;
		line-height: 1.2;
	}

	.products .item .col_1 .ttl{
          font-size: 24px;
		line-height: 1.2;
	}

	.products .item .col_2 .it1, .products .item .col_2 .it2{
        width: 100%;
	}

	.products .item .col_2 .it1{
        margin-bottom: 5px;
		min-height: 350px;
		padding: 15px;
	}

	.products .item .col_2 .it1 .it_text{
        left: 15px;
		bottom: 15px;
	}

	.products .item .col_2 .it1 .it_text .txt{
        font-size: 16px;
		line-height: 1.2;
	}

	.products .item .col_1 ul li{
         font-size: 16px;
		line-height: 1.2;
	}

	.branches{
        padding-bottom: 70px;
	}

	.branches .bl_flex .item .txt {
        font-size: 16px;
        line-height: 1.2;
    }

	    .footer .first-line .menu .nav_link, .footer .second-line .copyright, .footer .second-line .private {
        font-size: 14px;
        line-height: 1.2;
    }

	.footer .first-line .callback .phone_link{
          font-size: 14px;
        line-height: 1.2;
	}

    .footer .first-line .menu .nav_link{
         padding-bottom: 5px;
	}

	.footer .first-line .callback .call_btn{
        padding: 5px;
         font-size: 14px;
	}
     .footer .inner{
	background: linear-gradient(to right, #C63D43, #4E2541);
	}

	.footer .first-line .menu{
        width: 100%;
	}
	.footer .first-line .menu .nav_link, .footer .first-line .menu .nav_link:nth-child(2), .footer .first-line .menu .nav_link:nth-child(5){
        width: 100%;
		margin-bottom: 10px;
		text-align: center;
	}

	.footer .first-line .callback{
        width: 100%;
	}

	.footer .first-line .callback .call_btn{
         height: 45px;
	}

	.footer .second-line .copyright{
        width: 100%;
		margin-bottom: 10px;
		text-align: center;
	}
	.footer .second-line .private{
        width: 100%;
		text-align: center;
	}

	.inner{
        padding: 0 10px;
	}


	 .menu-icon{
          /*width: 40px;
		  height: 40px;
		  top: 9px;*/
	}

	.header .callback .lang{
        margin-right: 5px;
	}
	.header .callback{
        width: 175px;
	}

}

@media(max-width: 500px){
   .team .team_box .item .stxt{
       bottom: 20px;
	   left: 20px;
	   font-size: 16px;
	   line-height: 1.25;
   } 
   .team .team_box .item{
      padding: 20px;
   }

   .header .callback {
        /*width: 150px;*/
		width: 100%;
    }

	.menu-icon{
        width: 40px;
		height: 40px;
	}

	.header .logo{
       max-width: 100%;
	   width: 100%;
	   text-align: center;
        margin-left: 0;
	}

	.header .logo img{
        max-width: 160px;
		
	}

    .menu-icon{
       width: 40px;
	   height: 40px;
	   /*top: 9px;*/
	}


    .header .callback{
       margin-right: auto;
	   margin-left: auto;
	   margin-top: 20px;
	}

    .intro .gen_block .txt_block{
        padding-left: 0;
		padding-right: 0;
	}

	.intro .gen_block .txt_block .title{
         font-size: 40px;
	} 

	.expirience .exp_block .item .ttl{
         font-size: 22px;
	}
}

@media(max-width: 450px){
    .persp .persp_items .item .ttl{
        font-size: 22px;
		padding-bottom: 30px;
	}

	.persp .persp_items .item .ttl{
        font-size: 22px;
	}
}

@media(max-width: 400px){

}

@media(max-width: 340px){

}