@media screen and (min-width: 740px){
    html{
        margin: 0px;
        padding: 0px;
        font-family: "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
        color: #202020;
    }
    body{
        margin: 0px;
        padding: 0px;
    }
    section{
        display: block;
        margin-left: auto;
        margin-right: auto;
    }
    h1,h2,h3,h4,ul,li,p,img{
        margin: 0px;
        padding: 0px;
    }
    table,th,td{
        padding: 0px;
        border-spacing: 0px;
        border-collapse: collapse;
    }
}

@media screen and (max-width: 739px){
    html{
        margin: 0px;
        padding: 0px;
        font-family: "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
        color: #202020;
    }
    body{
        margin: 0px;
        padding: 0px;
    }
    section{
        display: block;
        margin-left: auto;
        margin-right: auto;
    }
    h1,h2,h3,h4,ul,li,p,img{
        margin: 0px;
        padding: 0px;
    }
    table,th,td{
        padding: 0px;
        border-spacing: 0px;
        border-collapse: collapse;
    }
}