.img {
    max-width: 600px;
    max-height: 600px;
    background-color: white;
    margin: auto;
    display: block;
}
.sub_img {
    max-width: 600px;
    max-height: 600px;
    width: 50%;
    background-color: white;
    margin: auto;
    display: block;
    float: right;
    margin-bottom: 5px;
}
.sub_img_end{
    clear: both;
}

body {
    background-color: #000;
}
.header { 
    background-color: #1e1a34;
    margin-top: -8px;
    margin-left: -8px;
    margin-right: -8px;
}
.header_contents{
    width: 600px;
    margin: auto;
    padding-top: 10px;
    /* padding-bottom: 15px; */
    padding-left: 20px;
    color: #eaeaea;
}
.title{
    font-size: 2.8em;
}
.title a{
    text-decoration: none;
}
.title a:link,.title a:visited{
    color:#eaeaea;
}
.body_contents{
    width: 600px;
    margin: auto;
    color:#eaeaea;
}
.body_content_title{
    border-left: 6px solid #eaeaea;
    text-align: left;
    padding-left: 5px;
    color: #eaeaea;
}
.body_content_title a:link,.body_content_title a:visited{
    color:#eaeaea;
    text-decoration: none;
}
.img_wrap{
    padding: 15px 0;
    border-bottom: #8d8d8d 1px solid;
    text-align: center;
}
.foot_menu{
    text-align: center;
}
.nav{
    margin-top: 5px;
    display: inline-block;
    width: 48%;
    font-size: x-large;
    background-color: #1e1a34;
}
.nav a:link,.nav a:visited{
    color:#eaeaea;
    text-decoration: none;
    width: 100%;
    display: block;
}
.cp{
    margin-top: 30px;
    text-align: center;
    color:#5c5c5c;
    font-size: 0.8em;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 390px) {
    .img {
        max-width: 100%;
    }
    .body_contents{
        width:100%;
        margin: 0;
    }
    .header_contents{
        max-width: 100%;
        margin: 0;
    }
    .foot_menu{
        width: 100%;
        font-size: 30px;
    }
    .nav{
        width: 45%;
    }
}