/* CSS Document */

html {
    font-size: 62.5%; /* 10px */
}

.head {
    font-size: 1.6rem; /* 16px */
    line-height: 1.2;
}

.btn-img {
    border-style: none;
}
.btn-img:hover {
    opacity: 0.6;
    transition: 0.5s;
}

.nav-access {
    text-decoration: none;
}
.nav-access:link {
    text-decoration: none;
    color: #0000FF;
}
.nav-access:visited {
    text-decoration: none;
    color: #0000FF;
}
.nav-access:hover {
    text-decoration: none;
    color: #00FF00;
}

.navigation {
    text-decoration: none;
    color: #FFFFFF;
}
.navigation:hover {
    text-decoration: none;
    color: #CCFF99;
}

.foot {
    background-color: #3366CC;
    color: #FFFFFF;
    text-align: center;
    padding-top: 1px;
    padding-bottom: 1px;
}

table td{
    font-size: 1.0rem;
}

p {
    font-size: 1.6rem; /* 16px */
    font-family: 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
    line-height: 1.5;
    text-align: left;
    padding-left: 20px;
    padding-right: 20px;
}

h3 {
    font-size: 1.8rem; /* 18px */
    text-align: left;
    line-height: 1.5;
    padding-left: 20px;
    padding-right: 20px;
}

ul {
    font-size: 1.6rem; /* 16px */
    font-weight: bold;
    background-color: #3366CC;
    text-align: center;
    margin: 0px;
    padding-top: 1px;
    padding-right: 0px;
    padding-bottom: 1px;
    padding-left: 0px;
    list-style-type: none;
}
li {
    color: #FFFF00;
    display: inline;
    margin-right: 30px;
    margin-left: 30px;
}

#base {
    width: 700px;
    margin: 0px auto;
    background-color: #FFFFFF;
}

@media (min-width: 561px) and (max-width: 700px) {
    html {
        font-size: 62.5%; /* 10px */
    }
    
    li {
        margin-right: 10px;
        margin-left: 10px;
    }
    
    #base {
        width: auto;
    }
}

@media (min-width: 421px) and (max-width: 560px) {
    html {
        font-size: 62.5%; /* 10px */
    }

    li {
        margin-right: 10px;
        margin-left: 10px;
    }

    .iframe5625 {
        position: relative;
        padding-bottom: 56.25%;
        height: 0;
        overflow: hidden;
    }
    .iframe5625 iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }

    #base {
        width: auto;
    }
}

@media (min-width: 391px) and (max-width: 420px) {
    html {
        font-size: 62.5%; /* 10px */
    }

    li {
        margin-right: 10px;
        margin-left: 10px;
    }

    .iframe75 {
        position: relative;
        padding-bottom: 75%;
        height: 0;
        overflow: hidden;
    }

    .iframe75 iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }

    .iframe5625 {
        position: relative;
        padding-bottom: 56.25%;
        height: 0;
        overflow: hidden;
    }
    .iframe5625 iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }

    .img75 {
        position: relative;
        width: 100%;
        padding-bottom: 75%;
        overflow: hidden;
    }

    .img75 img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .img_s-d img {
        width: 100%;
        object-fit: scale-down;
    }

    .img5625 {
        position: relative;
        width: 100%;
        padding-bottom: 56.25%;
        overflow: hidden;
    }
    .img5625 img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    #base {
        width: auto;
    }
}

@media (max-width: 390px) {
    html {
        font-size: 62.5%; /* 10px */
    }

    table td {
        font-size: 0.8rem;
    }

    li {
        margin-right: 10px;
        margin-left: 10px;
    }

    .iframe75 {
        position: relative;
        padding-bottom: 75%;
        height: 0;
        overflow: hidden;
    }
    .iframe75 iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }

    .iframe5625 {
        position: relative;
        padding-bottom: 56.25%;
        height: 0;
        overflow: hidden;
    }
    .iframe5625 iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    
    .img75 {
        position: relative;
        width: 100%;
        padding-bottom: 75%;
        overflow: hidden;
    }
    .img75 img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .img_s-d img {
        width: 100%;
        object-fit: scale-down;
    }

    .img5625 {
        position: relative;
        width: 100%;
        padding-bottom: 56.25%;
        overflow: hidden;
    }
    .img5625 img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    #base {
        width: auto;
    }
}