.nav-mobile,
.push-body,
.header {
    -webkit-transition: all 0.3s ease;
       -moz-transition: all 0.3s ease;
            transition: all 0.3s ease;
}
.nav-mobile--left {
    left: -250px;
}
.nav-mobile--right {
    right: -250px;
}
.nav-mobile--open{
    box-shadow: 0px 0 15px rgba(0, 0, 0, 0.3)
}
.nav-mobile--left.nav-mobile--open {
    left: 0px;
}
.nav-mobile--right.nav-mobile--open {
    right: 0px;
}
.push-body {
    overflow-x: hidden;
    position: relative;
    left: 0;
    top:0;
}
.push-body-toright {
    left: 250px;
}
.push-body-toleft {
    left: -250px;
}
.push-body-toright .header{
    left: 250px;
}
.push-body-toleft .header{
    left: -250px;
}