.drawer-open {
    overflow: hidden !important
}

#header {
    background-color: #fff;
    position: relative;
    z-index: 1;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0
}

.drawer-hamburger {
    display: block;
    background-color: transparent;
    width: 50px;
    height: 50px;
    padding: 0 10px;
    position: fixed;
    top: 2px;
    right: 5px;
    z-index: 3;
    -webkit-transition: .6s cubic-bezier(0.19,1,0.22,1);
    transition: .6s cubic-bezier(0.19,1,0.22,1);
    -webkit-transform: translate3d(0,0,0);
    transform: translate3d(0,0,0);
    cursor: pointer;
    border: 0
}

.drawer-hamburger-icon {
    display: block;
    position: relative
}

    .drawer-hamburger-icon, .drawer-hamburger-icon:after, .drawer-hamburger-icon:before {
        background-color: gray;
        width: 100%;
        height: 2px;
        -webkit-transition: .6s cubic-bezier(0.19,1,0.22,1);
        transition: .6s cubic-bezier(0.19,1,0.22,1)
    }

        .drawer-hamburger-icon:after, .drawer-hamburger-icon:before {
            content: "";
            position: absolute;
            top: -7px;
            left: 0
        }

        .drawer-hamburger-icon:after {
            top: 7px
        }

.drawer-open .drawer-hamburger-icon {
    background-color: transparent
}

    .drawer-open .drawer-hamburger-icon:after, .drawer-open .drawer-hamburger-icon:before {
        top: 0
    }

    .drawer-open .drawer-hamburger-icon:before {
        -webkit-transform: rotate(45deg);
        transform: rotate(45deg)
    }

    .drawer-open .drawer-hamburger-icon:after {
        -webkit-transform: rotate(-45deg);
        transform: rotate(-45deg)
    }

.drawer-nav {
    background-color: #fff;
    width: 100%;
    height: auto;
    max-height: 100%;
    position: fixed;
    top: -100%;
    left: 0;
    z-index: 2;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    -webkit-transition: .6s cubic-bezier(0.19,1,0.22,1);
    transition: .6s cubic-bezier(0.19,1,0.22,1)
}

.drawer-open .drawer-nav {
    top: 0
}

.drawer-menu {
    padding-top: 0
}

.drawer-menu-item {
    padding: 0 10px;
    font-size: 14px;
    position: relative;
    cursor: pointer
}

.drawer-submenu {
    display: none;
    background-color: #f2f2f2;
    border-bottom: 1px solid gray;
    padding: 8px 0;
    font-size: 9pt;
    line-height: 1em
}

.drawer-submenu-item {
    display: block;
    padding: 10px 20px 10px 30px;
    position: relative
}

    .drawer-submenu-item:before {
        content: "-";
        position: absolute;
        top: 9px;
        left: 20px
    }

div.drawer-submenu-item {
    padding: 15px 20px 5px
}

    div.drawer-submenu-item:before {
        display: none
    }

.drawer-info .drawer-submenu {
    display: block;
    background-color: #fff;
    border-bottom: 0
}

    .drawer-info .drawer-submenu .drawer-submenu-item {
        padding: 10px 20px
    }

        .drawer-info .drawer-submenu .drawer-submenu-item:before {
            display: none
        }

.drawer-overlay {
    display: none;
    background-color: rgba(0,0,0,.6);
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1
}

.drawer-open .drawer-overlay {
    display: block
}