.sidebar-menu:before {
    content: " ";
    width: 600%;
    z-index: 99999;
    height: 100%;
    background-color: rgba(0,0,0,0.70);
    position: absolute;
    /* left: -500%; */
    RIGHT: 100%!IMPORTANT;
}
@media only screen and (max-width: 991px) and (min-width: 1px)
	{
.main_slider {
    margin: 0px;
    margin-top: 30px;
}
}