.main_body {
    margin-top: 155px;
    height: 1500px;
}
.img-logo{
    width: 230px;
}

.div-menu{
    margin-top: 16px;
}

.img{
    width: 70px;
    height: 69px;
}

.img-Categories{
    width: 100%;
}

.img-ourCourses{
    width: 100%;

}

.txt-ourCourses{
    height: 160px
}

.container-item{
    width: 99%;
    /* overflow: hidden; */
    margin-left: 10%;
}

.list-item{
    width: 20%;
    float: left;
    height: 440px;
}

.img-listItem{
    width: 50%;
    margin-top: 45px;
}

.img-promotion{
    width: 100%;
}

.box-item{
    margin: 10px;
    margin-top: 10%;
}

.div-img-ourTeacher{
    width: 450px;
}

.img-ourTeacher{
    width: 100%;
}

.img-ourTeacher-title{
    width: 11%
}

.btn-subscribe{
    float: left;
    position: absolute;
    border-radius: 3px;
    background-color: #0e4d6c;
    border: none;
    padding: 7px 30px;
    margin-left: 15px;
}

.container-video{
    width: 100%;
    overflow: hidden;
}

.div-txt-video{
    margin-left: 6%;
    margin-top: 5%;
    width: 20%;
}

.txt-video{
    color: white
}

.img-video{
    position: absolute;

}

.img-video2{
    width: 75%;
}

.iframe-video{
    position: absolute;
    width: 100%;
    padding: 70px;
}

.div-block{
    margin-top: 5%;
}

.div-img-video2{
    margin-top: 2%;
    width: 27%;
}

.col-sm-12 heading1 h1{
    margin-top: 50px;
}

.welcomeheading {
	text-align: center;
	font-weight: bold;
	color: #0a435e;
	font-size: 2em;
	margin-top: 55px;
}

.classheading1{
    margin-top: -60px;
}

.headingteacher{
    margin-top: -15px;
}

.ourstudent{
    margin-top: 5%;
}


.div-contact{
    float: right
}

.div-btnrow{
    margin: 20px 0;
    text-align: center;
}

.div-roe-contact{
    margin-top: 7%
}

.wrapper{
    margin-top: 4%
}

.map{
    height: 50%;
    width: 50%;
}
@media (min-width: 1200px) and (max-width: 1900px) {
    .div-txt-video{

        width:19%;
    }

    .div-img-video2{
        width: 24%;
    }
    .div-contact{
        float: right
    }
}


@media (min-width: 1070px) and (max-width: 1200px) {
    .div-txt-video{

        width:17%;
    }

    .div-img-video2{
        width: 21%;
    }


}



@media (min-width: 0px) and (max-width: 1070px) {
    .middleColumn{
       display: none
    }

    .div-img-video2{
        display: none
    }
    .div-txt-video{
        width: 90%;
        margin-bottom: 10%
     }

     .div-contact{
        float: none
    }

}

@media (min-width: 0px) and (max-width: 770px) {
    .div-promo{
        margin-top: 0px;
    }

    .div-btnrow{
        margin: 0% 0% 6% 0%;
    }

    .div-item-meet-ours{
        width: 234px !important
    }

    .contact{
        margin-bottom: 40px
    }
}