* {
    margin: 0;
    padding: 0;
    font-family: YuGothic,'Yu Gothic','Hiragino Kaku Gothic ProN','ヒラギノ角ゴ ProN W3',sans-serif;
}
html {
    background-color: #F6F6F6;
    color: #464D48;
}

/* Header */
header {
    background-color: #F6F6F6;
    display: flex;
    justify-content: space-between;
    height: 70px !important;
}
.h_left {
    margin-left: 50px;
    margin-top: 15px;
}
.h_l_img img {
    width: 200px;
}
.h_right {
    line-height: 70px;
    margin-right: 50px;
}
.h_r_nav a {
    color: #464D48;
    padding: 0 15px;
    text-decoration: none;
    font-weight: bold;
}
.h_r_nav a:hover {
    color: #619acf;
}
/* Hamburger Menu */
nav {
    display: block;
    position: fixed;
    top: 0;
    left: -300px;
    bottom: 0;
    width: 300px;
    background: #ffffff;
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transition: all .5s;
    z-index: 3;
    opacity: 0;
}
.open nav {
    left: 0;
    opacity: 1;
}
nav .inner {
    padding: 25px;
}
nav .inner ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
nav .inner ul li {
    position: relative;
    margin: 0;
    border-bottom: 1px solid #333;
}
nav .inner ul li a {
    display: block;
    color: #333;
    font-size: 14px;
    padding: 1em;
    text-decoration: none;
    transition-duration: 0.2s;
}
nav .inner ul li a:hover {
    background: #e4e4e4;
}
@media screen and (max-width: 767px) {
    nav {
        left: -220px;
        width: 220px;
    }
}
.toggle_btn {
    display: block;
    position: fixed;
    top: 30px;
    right: 30px;
    width: 30px;
    height: 30px;
    transition: all .5s;
    cursor: pointer;
    z-index: 3;
}
.toggle_btn span {
    display: block;
    position: absolute;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: #333;
    border-radius: 4px;
    transition: all .5s;
}
.toggle_btn span:nth-child(1) {
    top: 4px;
}
.toggle_btn span:nth-child(2) {
    top: 14px;
}
.toggle_btn span:nth-child(3) {
    bottom: 4px;
}
.open .toggle_btn span {
    background-color: #fff;
}
.open .toggle_btn span:nth-child(1) {
    -webkit-transform: translateY(10px) rotate(-315deg);
    transform: translateY(10px) rotate(-315deg);
}
.open .toggle_btn span:nth-child(2) {
    opacity: 0;
}
.open .toggle_btn span:nth-child(3) {
    -webkit-transform: translateY(-10px) rotate(315deg);
    transform: translateY(-10px) rotate(315deg);
}
#mask {
    display: none;
    transition: all .5s;
}
.open #mask {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    opacity: .8;
    z-index: 2;
    cursor: pointer;
}
@media screen and (max-width: 600px) {
    .h_right {
        display: none;
    }
}
@media screen and (min-width: 600px) {
    #navArea {
        display: none;
    }
}

/* Section 01 -Contact- */
main {
    height: 50vh;
}
main h1 {
    font-size: 70px;
    text-align: center;
    margin-top: 80px;
}
main h2 {
    font-size: 40px;
    text-align: center;
}
main p {
    font-weight: bold;
    font-size: 20px;
    margin-top: 70px;
    text-align: center;
}

/* Footer */
div footer{
    background-color: #46564C;
    color: #EFF2F1;
}
footer{
    padding: 4% 5%;
}
footer div.footer-one{
    display: flex;
    justify-content: center;
}
footer div.footer-one div{
    width: 100%;
    height: 100%;
}
footer div.footer-one div .footer-list{
    margin: 2% 0;
}
footer div.footer-two{
    display: flex;
    justify-content: center;
    margin: -5% 0 0 0;
}
footer div.footer-two div{
    width: 100%;
    height: 100%;
}
footer div.footer-two div.copyright li{
    margin: 2% 0;
    width: 100%;
    height: 100%;
}
footer div.footer-two div.icon ul, footer div.footer-one div.icon ul{
    display: flex;
}
footer div.footer-two div.icon ul li, footer div.footer-one div.icon ul li{
    margin: 0 2%;
}
footer div.footer-two div.icon ul li a, footer div.footer-one div.icon ul li a{
    font-size: 2rem;
    color: #EFF2F1;
}
footer div div li{
    list-style: none;
}
footer div div li a{
    text-decoration: none;
    color: #EFF2F1;
}
@media screen and (max-width: 600px) {
    footer div.footer-one {
        display: block;
        width: 80%;
        margin: 0 auto;
    }
    footer div.footer-two {
        display: block;
    }
    footer div.footer-one h4 {
        border-bottom: 1px white solid;
        margin-top: 30px !important;
    }
    footer div.footer-two div.icon {
        display: none;
    }
    .copyright-display {
        display: none;
    }
    .copyright div{
        display: flex;
        text-align: center;
    }
    .copyright-hidden {
        text-align: center;
    }
}
@media screen and (min-width: 600px) {
    .copyright-hidden {
        display: none;
    }
    .footer-one .icon {
        display: none;
    }
}