/* 勿動 */
font[size="4"] {
    font-size: 20px;
}

font[size="6"] {
    font-size: 34px;
}

/* ---------------------------------------------------------------------------------------------------- */

:root {
    --page-max-width: 1280px;
    --page-width: calc(100% - 40px);
}

html {
    min-height: 100%;
}

body {
    width: 100%;
    height: 100%;
    color: #000000;
    font-family: "Microsoft JhengHei";
    font-size: 16px;
}

body > .container {
    width: 100%;
}

body > .container > main {
    width: 100%;
}

/* ---------------------------------------------------------------------------------------------------- */

::placeholder {
    color: #c4c4c4;
    font-size: 15px;
}

:target:before {
    content: "";
    display: block;
    height: 54px;
}

@media screen and (max-width: 767px) {
    .fixed-box {
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        gap: 15px;
        position: fixed;
        bottom: 60px;
        right: 20px;
        z-index: 5;
    }
    .fixed-box > a { display: block; }
    .fixed-box > a > img { max-width: 60px; }
}

@media screen and (min-width: 768px) {
    .fixed-box {
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        gap: 15px;
        position: fixed;
        bottom: 60px;
        right: 55px;
        z-index: 5;
    }
    .fixed-box > a { display: block; }
    .fixed-box > a > img { max-width: 70px; }
}