body {
    margin: 0 auto;
    font-family: 'Zen Kaku Gothic New', sans-serif;
    letter-spacing: 0.25vw;
    color: #444;
}

header {
    text-align: center;
}

/*縦長、スマホ対応*/
@media only screen and (max-aspect-ratio: 3/4) {
    .pcnaga {
        display: none;
    }

    .yokonaga {
        display: none;
    }
    
    .toplogo {
        width: 20vw;
        margin: 2.5vw 0;
    }
    
    p {
        font-size: 2.25vw;
    }
    
    h2 {
        font-size: 4vw;
        text-align: center;
    }
    
    h1 {
        text-align: center;
        font-size: 6vw;
    }
    
    .aboutushio, 
    .aboutnagao,
    .nagao_twi {
        text-align: center;
    }
    
    .aboutlogo {
        width: 30vw;
    }
    
    .aboutarticle {
        margin: 0 12.5vw 5vw 12.5vw;
    }
    
    .aboutphoto,
    .nagaophoto {
        width: 60vw;
    }
    
    .photographer {
        font-size: 2.5vw;
        text-align: right;
        margin: 0 20vw 0 0;
    }
    
    .twi_logo {
        width: 7.5vw;
        text-align: center;
        margin-bottom: 5vw;
    }
    
    /*メニュー*/
    
    .menu-btn {
        position: fixed;
        top: 4vw;
        right: 3vw;
        display: flex;
        height: 8vw;
        width: 8vw;
        justify-content: center;
        align-items: center;
        z-index: 90;
        background-color: #45A3F4;
        filter: blur(0.1vw);
    }
    
    .menu-btn span,
    .menu-btn span:before,
    .menu-btn span:after {
        content:" ";
        display: block;
        height: 0.4vw;
        width: 4vw;
        background-color: #ffffff;
        position: absolute;
        transition: all 0.5s;
    }
    
    .menu-btn span:before {
        bottom: 1.5vw;
    }
    
    .menu-btn span:after {
        top: 1.5vw;
    }
    
    #menu-btn-check:checked ~ .menu-btn span {
        background-color: rgba(255, 255, 255, 0);/*メニューオープン時は真ん中の線を透明にする*/
    }
    #menu-btn-check:checked ~ .menu-btn span::before {
        bottom: 0;
        transform: rotate(45deg);
    }
    #menu-btn-check:checked ~ .menu-btn span::after {
        top: 0;
        transform: rotate(-45deg);
    }
    
    /*中身自体*/
    .menu-content {
        height: 100%;
        position: fixed;
        top: 0;
        left: 100%;
        z-index: 80;
        background-color: #45A3F4;
        transition: all 1s;
    }
    
    .menu-content ul {
        height: 80%;
        overflow: auto;
        padding: 10vw 5vw 0;
    }
    .menu-content ul li {
        border-bottom: solid 0.25vw #fff;
        list-style: none;
    }
    .menu-content ul li a {
        display: block;
        font-size: 4vw;
        box-sizing: border-box;
        color:#fff;
        text-decoration: none;
        padding: 1vw;
        letter-spacing: 0.5vw;
        margin: 0 10vw;
    }
    .menu-content ul li a::before {
        content: "";
        width: 30vw;
        height: 4vw;
        transform: rotate(45deg);
        position: absolute;
        top: 7vw;
    }
    
    #menu-btn-check:checked ~ .menu-content {
        left: 50vw;/*メニューを画面内へ*/
        letter-spacing: 0.5vw;
    }
    
    #menu-btn-check {
        display: none;
    }
}
  
/*タブレット対応*/
@media only screen and (min-aspect-ratio: 3/4) and (max-aspect-ratio: 4/3) {
    .tatenaga {
        display: none;
    }

    .pcnaga {
        display: none;
    }
    
    .toplogo {
        width: 20vw;
        margin: 2.5vw 0;
    }  
    
    .toplogo {
        width: 15vw;
        margin: 2.5vw 0;
        z-index: 0;
    }   
    
    p {
        font-size: 2.25vw;
    }
    
    h2 {
        font-size: 3.5vw;
        text-align: center;
        margin: 2.5vw 0;
    }
    
    h1 {
        text-align: center;
        font-size: 4vw;
        font-weight: 400;
        margin: 0;
    }
    
    .topnews {
        margin: 0 5vw;
        padding: 0 2.5vw;
    }   
    
    h3 {
        font-size: 3vw;
        font-weight: 400;
    }
    
    .aboutushio, 
    .aboutnagao,
    .nagao_twi {
        text-align: center;
    }
    
    .aboutlogo {
        width: 30vw;
        margin: 2.5vw;
    }
    
    .aboutarticle {
        margin: 0 12.5vw 5vw 12.5vw;
    }
    
    .aboutphoto {
        width: 60vw;
    }

    .nagaophoto {
        width: 50vw;
    }
    
    .photographer {
        font-size: 2.5vw;
        text-align: right;
        margin: 0 25vw 0 0;
    }
    
    .twi_logo {
        width: 7.5vw;
        text-align: center;
        margin-bottom: 5vw;
    }
    
    /*メニュー*/

    .menu-btn {
        position: fixed;
        top: 2.5vw;
        right: 2.5vw;
        display: flex;
        height: 7.5vw;
        width: 7.5vw;
        justify-content: center;
        align-items: center;
        z-index: 90;
        background-color: #45A3F4;
        filter: blur(0.1vw);
    }
    
    .menu-btn span,
    .menu-btn span:before,
    .menu-btn span:after {
        content:" ";
        display: block;
        height: 0.4vw;
        width: 3.5vw;
        background-color: #ffffff;
        position: absolute;
        transition: all 0.5s;
    }
    
    .menu-btn span:before {
        bottom: 1.5vw;
    }
    
    .menu-btn span:after {
        top: 1.5vw;
    }
    
    #menu-btn-check:checked ~ .menu-btn span {
        background-color: rgba(255, 255, 255, 0);/*メニューオープン時は真ん中の線を透明にする*/
    }
    #menu-btn-check:checked ~ .menu-btn span::before {
        bottom: 0;
        transform: rotate(45deg);
    }
    #menu-btn-check:checked ~ .menu-btn span::after {
        top: 0;
        transform: rotate(-45deg);
    }
    
    /*中身自体*/
    .menu-content {
        height: 100%;
        position: fixed;
        top: 0;
        left: 100%;
        z-index: 80;
        background-color: #45A3F4;
        transition: all 1s;
    }
    
    .menu-content ul {
        height: 80%;
        overflow: auto;
        padding: 10vw 5vw 0;
    }
    .menu-content ul li {
        border-bottom: solid 0.125vw #fff;
        list-style: none;
    }
    .menu-content ul li a {
        display: block;
        font-size: 2.5vw;
        box-sizing: border-box;
        color:#fff;
        text-decoration: none;
        padding: 1vw;
        letter-spacing: 0.5vw;
        margin: 0 10vw;
        text-align: center;
    }
    
    #menu-btn-check:checked ~ .menu-content {
        left: 55vw;/*メニューを画面内へ*/
        letter-spacing: 0.5vw;
    }
    
    #menu-btn-check {
        display: none;
    }
}

/*pc対応 プラスα*/
@media only screen and (min-aspect-ratio: 4/3) and (max-aspect-ratio: 14/9){
    .tatenaga {
        display: none;
    }

    .yokonaga {
        display: none;
    }
    
    .headlogo {
        text-align: center;
        z-index: 1;
    }

    .toplogo {
        width: 15vw;
        margin: 5vw 5.5vw 5vw 4.5vw;
    }

    .ushiotop {
        height: 100vh;
        margin: 0;
        padding: 0;
        left: 25vw;
        position: fixed;
        z-index: -1;
    }

    p {
        font-size: 1.25vw;
    }
    
    h2 {
        font-size: 3vw;
        font-weight: 400;
        text-align: center;
    }
    
    h1 {
        text-align: center;
        font-size: 4vw;
        font-weight: 400;
        margin: 0;
        padding: 2.5vw 0;
    }

    .pckiji {
        width: 70vw;
        margin: 0 0 0 30vw;
        background-color: rgba(255, 255, 255, 0.85);
    }
    
    .aboutushio, 
    .aboutnagao,
    .nagao_twi {
        text-align: center;
    }
    
    .aboutlogo {
        width: 20vw;
    }
    
    .aboutarticle {
        margin: 0 12.5vw 5vw 12.5vw;
    }
    
    .aboutphoto {
        width: 20vw;
    }
    .nagaophoto {
        width: 30vw;
    }
    
    .photographer {
        font-size: 1.5vw;
        text-align: right;
        margin: 0 20vw 0 0;
    }
    
    .twi_logo {
        width: 5vw;
        text-align: center;
        margin-bottom: 5vw;
    }
    
    /*メニュー*/
    
    /*中身自体*/
    .menu-content {
        height: 100%;
        width: 30vw;
        position: fixed;
        top: 0;
        z-index: 0;
        text-align: center;
        background-color: #fff;
    }
    
    .menu-content ul {
        margin: 0;
        padding: 2.5vw;
        text-align: center;
    }
    .menu-content ul li {
        border-bottom: solid 0.125vw #444;
        list-style: none;
        text-align: center;
    }
    .menu-content ul li a {
        display: block;
        font-size: 2vw;
        box-sizing: border-box;
        text-decoration: none;
        padding: 1.5vw;
        letter-spacing: 0.5vw;
        text-align: center;
        color: #444;
    }    

    #menu-btn-check {
        display: none;
    }
}

/*pc対応 プラスα*/
@media only screen and (min-aspect-ratio: 14/9) and (max-aspect-ratio: 2/1){
    .tatenaga {
        display: none;
    }

    .yokonaga {
        display: none;
    }

    .headlogo {
        text-align: center;
        z-index: 1;
    }

    .toplogo {
        width: 15vw;
        margin: 2.5vw 5.5vw 2.5vw 4.5vw;
    }
    
    .ushiotop {
        height: 100vh;
        margin: 0;
        padding: 0;
        left: 25vw;
        position: fixed;
        z-index: -1;
    }

    p {
        font-size: 1.25vw;
    }
    
    h2 {
        font-size: 3vw;
        font-weight: 400;
        text-align: center;
    }
    
    h1 {
        text-align: center;
        font-size: 4vw;
        font-weight: 400;
        margin: 0;
        padding: 2.5vw 0;
    }

    .pckiji {
        width: 70vw;
        margin: 0 0 0 30vw;
        background-color: rgba(255, 255, 255, 0.85);
    }
    
    .aboutushio, 
    .aboutnagao,
    .nagao_twi {
        text-align: center;
    }
    
    .aboutlogo {
        width: 20vw;
    }
    
    .aboutarticle {
        margin: 0 12.5vw 5vw 12.5vw;
    }
    
    .aboutphoto {
        width: 20vw;
    }
    .nagaophoto {
        width: 30vw;
    }
    
    .photographer {
        font-size: 1.5vw;
        text-align: right;
        margin: 0 20vw 0 0;
    }
    
    .twi_logo {
        width: 5vw;
        text-align: center;
        margin-bottom: 5vw;
    }
    
    /*メニュー*/
    
    /*中身自体*/
    .menu-content {
        height: 100%;
        width: 30vw;
        position: fixed;
        top: 0;
        z-index: 0;
        text-align: center;
        background-color: #fff;
    }
    
    .menu-content ul {
        margin: 0;
        padding: 2.5vw;
        text-align: center;
    }
    .menu-content ul li {
        border-bottom: solid 0.125vw #444;
        list-style: none;
        text-align: center;
    }
    .menu-content ul li a {
        display: block;
        font-size: 2vw;
        box-sizing: border-box;
        text-decoration: none;
        padding: 1.5vw;
        letter-spacing: 0.5vw;
        text-align: center;
        color: #444;
    }     

    #menu-btn-check {
        display: none;
    }
}

/*pc対応 プラスα*/
@media only screen and (min-aspect-ratio: 2/1){
    .tatenaga {
        display: none;
    }

    .yokonaga {
        display: none;
    }
    
    .headlogo {
        text-align: center;
        z-index: 1;
    }

    .toplogo {
        width: 10vw;
        margin: 2.5vw;
    } 
    
    .ushiotop {
        width: 75vw;
        margin: 0;
        padding: 0;
        left: 25vw;
        position: fixed;
        z-index: -1;
    }

    p {
        font-size: 1.25vw;
    }
    
    h2 {
        font-size: 3vw;
        font-weight: 400;
        text-align: center;
    }
    
    h1 {
        text-align: center;
        font-size: 4vw;
        font-weight: 400;
        margin: 0;
        padding: 2.5vw 0;
    }

    .pckiji {
        width: 70vw;
        margin: 0 0 0 30vw;
        background-color: rgba(255, 255, 255, 0.85);
    }
    
    .aboutushio, 
    .aboutnagao,
    .nagao_twi {
        text-align: center;
    }
    
    .aboutlogo {
        width: 20vw;
    }
    
    .aboutarticle {
        margin: 0 12.5vw 5vw 12.5vw;
    }
    
    .aboutphoto {
        width: 20vw;
    }
    .nagaophoto {
        width: 30vw;
    }
    
    .photographer {
        font-size: 1.5vw;
        text-align: right;
        margin: 0 20vw 0 0;
    }
    
    .twi_logo {
        width: 3vw;
        text-align: center;
        margin-bottom: 5vw;
    }
    
    /*メニュー*/
    
    /*中身自体*/
    .menu-content {
        height: 100%;
        width: 30vw;
        position: fixed;
        top: 0;
        z-index: 0;
        text-align: center;
        background-color: #fff;
    }
    
    .menu-content ul {
        margin: 0;
        padding: 2.5vw 5vw;
        text-align: center;
    }
    .menu-content ul li {
        border-bottom: solid 0.125vw #444;
        list-style: none;
        text-align: center;
    }
    .menu-content ul li a {
        display: block;
        font-size: 1.75vw;
        box-sizing: border-box;
        text-decoration: none;
        padding: 1vw;
        letter-spacing: 0.5vw;
        text-align: center;
        color: #444;
    }    

    #menu-btn-check {
        display: none;
    }
}