.lectures_img {
    width: 100%;
    overflow: hidden;
    display: flex;
    justify-content: center;
    background: #FFF;
    padding: 0;
}

.lectures_img img {
    height: 100% !important;
    width: auto;
    left: auto;
    object-fit: initial;
}
    
@media screen and (max-width: 1024px) {
    .header-bg-img{
        display: none;
    }
}