@media (max-width: 1600px) {

}
@media (max-width: 1465px) {
	.b-header{
		background: url(../images/bg.svg) top 0px left no-repeat;
		background-size: cover;
	}
}
@media (max-width: 1355px) {

}

@media (max-width: 1200px) {
	.b-footer-menu ul li{
		margin: 0 10px 0 0;
	}
	.b-footer-menu b{
		font-size: 20px;
		line-height: 22px;
	}
	.b-footer-content p{
		font-size: 15px;
	}
	.b-content-list{
		padding: 0;
	}
	.b-content{
	    background: url(../images/Oval.svg) center top -460px no-repeat;
	    background-size: cover;
	}
}	

@media (max-width: 991px){
	.b-footer-top{
		flex-wrap: wrap;
	}
	.b-footer-col{
		width: 35%;
	}
	.b-footer-menu{
		width: 65%;
	}
	.b-footer-menu ul{
		flex-wrap: wrap;
	}
	.b-footer-menu ul li {
	    margin: 0 45px 20px 0;
	}
	.btn-footer{
		margin: 0;
	}
	.b-footer-img{
		margin: 15px 0 0 0;
	}
	.b-footer-content__wrap{
		display: block;
	}
	.b-calc-text{
		width: 100%;
	}
	.b-info-item__top{
		width: auto;
		padding: 0 50px;
		-webkit-box-sizing: border-box;
		-moz-box-sizing: border-box;
		box-sizing: border-box;
	}
	.b-info-item__img{
		flex-shrink: 0;
		margin: 0 15px 0 0;
	}
	.b-info-item1 .b-info-item__img:before{
		display: none;
	}
	.b-info-item p{
		font-size: 14px;
		line-height: 19px;
	}
	.b-header-content__right{
		width: 250px;
	}
	h1{
		font-size: 25px;
		line-height: 40px;
	}
	.b-logo{
		width: 440px;
		height: 50px;
		background-size: contain;
	}
	.b-calc-row > .row{
		justify-content: center;
	}
	.b-calc-item{
		margin: 20px 0;
	}
	.b-calc-item__text p{
		font-size: 20px;
	}
	.btn-calc{
		width: 100%;
		font-size: 10px;
		line-height: 15px;
	}
	.b-content{
		padding: 45px 0;
	}
	.b-content-top{
		margin: 0 0 35px 0;
	}
}


@media (max-width: 767px) {
	.b-footer-top{
		flex-direction: column;
		align-items: center;
		justify-content: center;
	}
	.b-footer-col{
		width: 100%;
		order: 1;
		margin: 0 0 35px 0;
	}
	.btn-footer{
		order: 2;
	}
	.b-footer-logo{
		margin: 0;
	}
	.b-footer-logo img{
		margin: 0 auto 0;
	}
	.btn-instr{
		margin: 40px auto 0;
		display: flex;

	}
	.b-footer-menu b {
	    font-size: 26px;
	    line-height: 34px;
	    text-align: center;
	    margin: 0 0 30px 0;
	}	
	.b-footer-menu{
		margin: 32px 0 0 0;
		width: auto;
		order: 3;
	}
	.b-footer-menu ul li{
		width: 100%;
		margin: 0 0 35px 0;
	}
	.b-footer-menu ul li a img{
		margin: 0 auto 0;
	}
	.b-footer{
		padding: 25px 0 0px 0;
	}
	.b-footer-content img{
		margin: 0 auto 10px;
	}
	.b-footer-content{
		text-align: center;
	}
	.b-footer-content p {
	    font-size: 14px;
	}	
	.b-info-content{
		display: block;
	}
	.b-info-left img{
		margin: 0 auto 0;
	}
	.b-calc-item:before{
		display: none;
	}
	.btn-calc{
		/*display: none;*/
		max-width: 260px;
	}
	.b-content-list__item p{
		font-size: 16px;
		line-height: 24px;
	}
	.b-content-list__item span{
		margin: 0 10px 0 0;
	}
	.b-info{
		padding: 50px 0;
	}
	h2{
		font-size: 30px;
		line-height: 40px;
	}
	.b-content-block p{
		padding: 0;
	}
	.b-content-block p{
		font-size: 16px;
		line-height: 25px;
	}
	.b-content-block{
		margin: 0 0 30px 0;
	}
	.b-content-item b{
		font-size: 25px;
		line-height: 30px;
	}
	.b-content-item__img{
		margin: 0 auto 20px;
	}
	.b-header-top > .container > .row > div{
		display: block;
		margin: 0 0 30px 0;
	}
	.b-logo{
		width: 280px;
		height: 32px;
		margin: 0 auto 20px;
	}
	.b-header{
		padding: 30px 0 0 0;
		background: url(../images/bg-xs.svg) center top no-repeat;
		background-size: cover;
	}
	.header-btn{
		height: 280px;
		height: 56px;
		margin: 0 auto 0;
	}
	.b-header-content > .container .row > div{
		display: block;
	}
	.b-header-content__left{
		width: auto;
		padding: 0 0 100px 0;
		margin: 0;
	}
	.b-header-content__right{
		width: 137px;
		position: absolute;
		bottom: 0;
		right: 0;
	}
	h1{
		font-size: 23px;
	}
	.b-content-top span{
		font-size: 20px;
		line-height: 25px;
	}
	.b-content-item{
		margin: 15px 0;
	}
	.b-content{
		display: none;
	}
	.b-info-left img{
		left: 0;
	}
	.b-calc{
		padding: 0 0 30px 0;
	}
	.b-calc-text span{
		font-size: 17px;
	}
	.b-info{
		background: none;
	}
	.b-info-list{
		margin: 30px 0 0 0;
	}
	.b-footer-img{
		padding: 14px 0 10px 0;
	}
	.b-header-top__bottom{
		padding: 19px 0 14px 0;
	}
	.b-info-left{
		width: 290px;
		margin: 0 auto 0;
	}
	.b-info-left__text{
		top: 110px;
		right: 30px;
	}
	.b-info-left__text2{
		top: auto;
		right: 3px;
		bottom: 125px;
	}
}

@media (max-width: 590px) {
	.b-header-top__bottom{
		background: #f2f9fc url(../images/img123.svg) center center no-repeat;
		background-size: contain;
	}
}

@media (max-width: 475px){

}
@media (max-width: 445px) {

}

@media (max-width: 370px) {
}

@media (min-width: 576px) {
    .btn-calc {
        background: #2a5a9d;
        padding-right: 30px;
    }
}

@media (min-width: 768px) {
    .btn-calc {
        background: url(../images/mathematics.svg) left 21px center no-repeat #2a5a9d;
        padding-right: 0;
    }
}