.Box1 {
    margin: 50px 0 100px 0;
}

.Box1 .container-md.row {
    margin: 0 auto;
}
.Box1 .box{ 
    overflow: hidden; 
}
.Box1 .box video{
    width: 100%;
}
.Box1 .box h6{
    color: #444;
}
@media screen and (max-width:991px) {
    .Box1{
        margin: 30px 0 40px 0;
    }
}