footer {
    display: flex;
    flex-direction: column;
    align-items: center;
}
/* - cta entry css - */
.cta_entry {
    width: 100%;
    height: 420px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-attachment: fixed;
    background-image: url('../img/bg_footer_entry.png');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    margin-bottom: 100px;
}
.cta_title {
    font-size: 2.68rem;
    letter-spacing: 0.2rem;
    font-weight: 800;
    color: var(--main_color);
    margin-bottom: 30px;
}
.cta_desc {
    color: #333;
    text-align: center;
    line-height: 1.87rem;
    margin-bottom: 60px;
}
.cta_links {
    display: flex;
    flex-direction: row;
    align-items: center;
}
.cta_links li {
    width: 300px;
    height: 75px;
}
.cta_links li:first-child {
    background: var(--main_color);
    margin-right: 215px;
}
.cta_links li:last-child {
    background: var(--sec_color);
}
.cta_links a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: #fff;
    font-weight: 800;
    letter-spacing: 0.3rem;
}
/* - footer company css - */
.ft_contents {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.ft_contents img {
    width: 300px;
}
.ft_company-name {
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
}
.ft_address {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 30px 0;
    line-height: 1.5rem;
    text-align: center;
}
.ft_tel {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 50px;
}
.ft_tel span:first-child {
    margin-bottom: 5px;
}
.ft_nav {
    max-width: 1137px;
    width: 90%;
}
.ft_nav ul {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-around;

}
.ft_nav ul li {
    width: calc((100% - ));
}
/* - sns links css - */
.sns_links {
    display: flex;
    flex-direction: row;
    align-items: center;
    margin: 100px 0 60px;
}
.sns_links li {
    width: 40px;
}
.sns_links li:not(:last-child) {
    margin-right: 55px;
}
.sns_links li img {
    width: 100%;
}
/* - google map css - */
.map_wrap {
    width: 100%;
    height: 400px;
}
.map_wrap iframe {
    width: 100%;
    height: 100%;
}
/* - copy right css - */
.copy_right {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 60px;
    font-size: 1rem;
    background-color: #333;
    color: #fff;
}
@media screen and (max-width: 767px){
    /* - cta entry css - */
    .cta_entry {
        width: 100%;
        height: 500px;
        margin-bottom: 100px;
        box-sizing: border-box;
        padding: 0 10px;
    }
    .cta_title {
        font-size: 1.875rem;
        margin-bottom: 20px;
    }
    .cta_desc {
        font-size: 0.85rem;
        line-height: 1.375rem;
        margin-bottom: 60px;
    }
    .cta_links {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .cta_links li:first-child {
        margin-right: 0;
        margin-bottom: 20px;
    }
    /* - footer company css - */
    .ft_contents img {
        width: 70%;
    }
    .ft_nav {
        max-width: 650px;
        width: calc(100% - 20px);
    }
    .ft_nav ul {
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: space-around;
        flex-wrap: wrap;
    }
    .ft_nav ul li {
        width: calc((100% - 10px) / 3);
        font-size: 0.8rem;
        text-align: center;
    }
    .ft_nav ul li:nth-child(-n + 3) {
        margin-bottom: 15px;
    }
    /* - sns links css - */
    .sns_links {
        margin: 50px 0 30px;
    }
    .sns_links li {
        width: 30px;
    }
    .sns_links li:not(:last-child) {
        margin-right: 20px;
    }
    /* - google map css - */
    .map_wrap {
        width: 100%;
        height: 300px;
    }
    /* - copy right css - */
    .copy_right {
        height: 30px;
        font-size: 0.75rem;
    }
}