@media screen and (max-width: 991px)
{
	.navbar-collapse{    
		position: fixed;
    top: 100%;
    right: 0;
    height: 100%;
    width: 0;
		transition: all 400ms ease-in-out;
    -webkit-transition: all 400ms ease-in-out;
    -moz-transition: all 400ms ease-in-out;
    -o-transition: all 400ms ease-in-out;
	}
	.collapse.show{ width:100%}

}