/* Overlay style */

.overlay {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.92);
    overflow: hidden;
}

/* Overlay closing cross */

.overlay .overlay-close {
    width: 64px;
    height: 64px;
    position: absolute;
    right: 30px;
    top: 30px;
    overflow: hidden;
    border: none;
    background: url(../img/cross.png) no-repeat center center;
    color: transparent;
    outline: none;
    z-index: 100;
    cursor: pointer;
}

/* Menu style */

.overlay nav,
.overlay section {
    text-align: left;
    position: fixed;
    left: 30%;
    right: 30%;
	top: 50%;
    height: 60%;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
}



/* Effects */

.overlay-scale {
    visibility: hidden;
    opacity: 0;
    -webkit-transform: scale(0.9);
    transform: scale(0.9);
    -webkit-transition: -webkit-transform 0.2s, opacity 0.2s, visibility 0s 0.2s;
    transition: transform 0.2s, opacity 0.2s, visibility 0s 0.2s;
}
.overlay-scale.open {
    visibility: visible;
    opacity: 1;
    -webkit-transform: scale(1);
    transform: scale(1);
    -webkit-transition: -webkit-transform 0.4s, opacity 0.4s;
    transition: transform 0.4s, opacity 0.4s;
}




/* Smartphones (portrait) ----------- */
@media only screen and (max-width: 600px) {
    .overlay nav,
    .overlay section {
        left: 10%;
        right: 10%;
    }
}