/* responsive */
@media(max-width: 1199px){
	.container{
		max-width: 100%;
		--bs-gutter-x: 30px;
	}
}

@media(max-width: 991px){
	.header{
		padding: 12px 0;
	}
	.header-backdrop,
	.header-close-btn,
	.header-hamburger-btn{
		display: block;
	}
	.header-hamburger-btn{
		height: 34px;
		width: 40px;
		cursor: pointer;
		border: 0;
		background-color: transparent;
	}
	.header-hamburger-btn span{
		display: block;
		height: 2px;
		width: 24px;
		background-color: var(--black-90);
		position: relative;
		margin: auto;
	}
	.header-hamburger-btn span::before,
	.header-hamburger-btn span::after{
		content: '';
		position: absolute;
		left: 0;
		width: 100%;
		height: 100%;
		background-color: var(--black-90);
	}
	.header-hamburger-btn span::before{
		top: -7px;
	}
	.header-hamburger-btn span::after{
		top: 7px;
	}
	.header-close-btn{
		height: 40px;
		width: 40px;
		background-color: var(--main-color);
		position: absolute;
		left: 15px;
		top: 15px;
		color: var(--WHITE);
		border: 0;
		border-radius: 5px;
		cursor: pointer;
	}
	.header-menu{
		position: fixed;
		width: 300px;
		height: 100vh;
		top: 0;
		right: -300px;
		z-index: 1000;
		padding: 70px 0 50px;
		transition: all 0.5s ease;
		background-color: var(--white);
		box-shadow: var(--shadow);
		overflow-y: auto;
		visibility: hidden;
	}
	.header-menu.open{
		right: 0;
		visibility: visible;

	}
	.header .menu-item{
		display: block;
		margin: 0;
	}
	.header .menu-item > a{
		display: flex;
		justify-content: space-between;
		align-items: center;
		padding: 12px 15px;
		border-bottom: 1px solid var(--border-color-1);
	}
	.header .menu-item:first-child > a{
		border-top: 1px solid var(--border-color-1);
	}
	.header .menu-item.active > a i{
		transform: rotate(-180deg);
	}
	.header .sub-menu{
		position: relative;
		width: 100%;
		opacity: 1;
		visibility: visible;
		box-shadow: none;
		transform: translateY(0);
		top: auto;
		padding: 0;
		border-radius: 0;
		max-height: 0;
		overflow: hidden;
	}
	.header .sub-menu-item a{
		padding:  12px 45px;
		border-bottom: 1px solid var(--border-color-1);
	}
	.header-backdrop{
		position: fixed;
		z-index: 999;
		left: 0;
		top: 0;
		height: 100%;
		width: 100%;
		opacity: 0;
		transition: all 0.5s ease;
		visibility: hidden;
		background-color: var(--white);
	}
	.header-backdrop.active{
		visibility: visible;
		opacity: 0.8;
	}
	.circular-img{
		max-width: 280px;
	}
	.circular-img{
		max-width: 240px;
	}
	.circular-img-circle{
		height: 280px;
		width: 280px;
	}
	.banner-text h1{
		font-size: 35px;
	}
	.section-title .sub-title{
		font-size: 30px;
	}
	.course-sidebar{
		margin-top: 30px;
	}
	.course-instructor .img-box img{
		width: 100px;
	}
	.course-instructor .details-wrap{
		margin-bottom: 15px;
	}

}


@media(max-width: 767px){
	.container{
		--bs-gutter-x: 15px;
	}
	.box{
		padding: 20px 15px;
	}
	.banner-text h1{
		font-size: 24px;
	}
	.bai-section{
		text-align: center;
	}
	.section-title .title,
	h3,
	.banner-text h2{
		font-size: 18px;
	}
	.form-title,
	.section-title .sub-title{
		font-size: 22px;
	}
	.course-header h2{
		font-size: 24px;
	}
	.course-curriculum .accordion-button span{
		/*background-color: red;*/
		position: relative;
		right: auto;
		font-size: 12px;
	/*	width: 100%;*/
		margin-top: 8px;
	}
	.course-curriculum .accordion-button{
		padding-right: 15px;
	}
	.course-curriculum ul li span{
		font-size: 12px;
		position: relative;
		display: block;
		margin-top: 5px;
	}
	.course-curriculum ul li{
		padding: 0 0 0 20px;
	}
	.rating-box{
		margin-bottom: 15px;
	}
	.rating-summary{
		margin-bottom: 15px;
	}
}


@media(max-width: 576px){
	.circular-img{
		max-width: 230px;
	}
	.circular-img img{
		max-width: 200px;
	}
	.circular-img-circle{
		width: 230px;
		height: 230px;
	}
	.footer-item{
		text-align: center;
	}
	.header-logo a{
		font-size: 22px;
	}
	.modal-dialog{
		margin: 8px 15px;
	}
}