.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 2vw 2vw 0 2vw;
    position: fixed;
    z-index: 10;
}
.header img {
    vertical-align: bottom;
}
.header__logo {
    max-width: 242px;
    width: 20%;
    height: auto;
}

.header__logo img{
    width: 100%;
    height: auto;
}
.header__contact_bth {
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    font-size: clamp(0.875rem, 0.7087rem + 0.3469vw, 1.125rem);
    font-family: "Zen Kaku Gothic New", sans-serif;
    max-width: 220px;
    max-height: 125px;
    background: #06C755;
    border-radius: 1.2vw;
    padding: clamp(10px, calc(6.009px + 0.52vw), 16px);
    position: relative;
    width: 20%;
    height: auto;
    display: flex;
    gap:0.6vw;
    justify-content: center;
    align-items: center;
    transition: 0.4s;
}
.header__contact_bth:hover {
    opacity: 0.7;
}
.header__line_icon {
    width: 100%;
    height: auto;
    max-width: clamp(24px, calc(13.356px + 1.388vw), 40px);
}

@media screen and (max-width:767px) {
    .header {
        padding: 4vw;
    }
    .header__logo,
    .header__contact_bth {
        width: 200px;
        height: 100%;
    }
    .header__contact_bth {
        font-size: 20px;
        border-radius: 12px;
        margin-top: 2vw;
        padding: 10px;
    }
    .header__line_icon {
        width: 40px;
    }
}

@media screen and (max-width:470px) {
    .header__logo,
    .header__contact_bth {
        width: 43%;
        font-size: 4vw;
        border-radius: 3vw;
    }
    .header__logo {
        margin-top: 0;
    }
    .header__contact_bth {
        height: 11vw;
        margin-top: 2vw;
    }
    .header__line_icon {
        width: 8vw;
    }
}