@charset "utf-8";

#spmenu {
    display:none;

    position:absolute;
    top:10px;
    right:20px;
    cursor: pointer;
    width:40px;
    height:40px;
    z-index: 992;

    background-color: #fff;
    background-position: center center;
    background-repeat: no-repeat;
    background-size: 40px;

    opacity: 0.8;
}

.open>span {
    display: block;
    position: absolute;
    top: 50%;
    left: 15px;
    width: 20px;
    height: 2px;
    margin-top: -1px;
    background-color: #000;
}
.open>span::before, .open>span::after {
    position: absolute;
    top: 50%;
    left: 0;
    width: 20px;
    height: 2px;
    background-color: #000;
    content: "";
}
.open>span::before {
    margin-top: -8px;
}
.open>span::after {
    margin-top: 6px;
}

.closed>span {
    position: absolute;
    top: 0;
    left: 0;
    font-size: 2rem;
}
.closed>span::before {
    position: absolute;
    width: 50px;
    text-align: center;
    content: "X";
}

@media screen and (max-width: 768px) {
    #spmenu { display:block; }
    .leftmenu { display: none; }
}