footer{
    width: 100%;
    display: block;
    background-color: #000;
}
.footer-box{
    width: 1200px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    position: relative;
    box-sizing: border-box;
    padding: 40px 0;
    font-family: "Noto Sans TC";
    font-size: 16px;
    line-height: 20px;
    color: #fff;
    letter-spacing: 0.06em;
}


@media only screen and (max-width: 1200px){
    .footer-box{
        width: 1000px;
    }
}

@media only screen and (max-width: 1000px){
    .footer-box{
        width: 750px;
    }
}
@media only screen and (max-width: 768px){
    .footer-box{
        width: calc(100% - 40px);
    }
}
@media only screen and (max-width: 550px){
    .footer-box{
        padding: 10px 0;
        padding-bottom: calc(10px + 38px);
    }
}