html{
    overflow-x: hidden;
}

/* 全体構成 */

.region.region-content {
    display: -ms-grid;
    display: grid;
    -ms-grid-rows: auto auto;
    grid-template-rows: auto auto;
    -ms-grid-columns: auto 240px;
    grid-template-columns: auto 240px;
}


article.course-top-page {
    -ms-grid-row: 2;
    grid-row: 2;
    -ms-grid-column: 1;
    grid-column: 1;
}

section#block-adwinmath-twitter {
    -ms-grid-row: 2;
    grid-row: 2;
    -ms-grid-column: 2;
    grid-column: 2;
    padding-left: 1rem;
    margin-top: 1rem;
    height: 720px;
    overflow-y: scroll;
}


section#block-adwinmath-twitter::-webkit-scrollbar
{
    width: 3px;
    background-color: #ccc;
}

section#block-adwinmath-twitter::-webkit-scrollbar-thumb
{
    background: #666;
    -webkit-border-radius: 20%;
            border-radius: 20%;
    width: 3px;
}


/* 見出し部分 */


.original-header{
    -ms-grid-row: 1;
    grid-row: 1;
    -ms-grid-column: 1;
    -ms-grid-column-span: 2;
    grid-column: 1/3;
    background-repeat: no-repeat;
    -webkit-background-size: 100% auto;
       -moz-background-size: 100% auto;
         -o-background-size: 100% auto;
            background-size: 100% auto;
    padding: 0;
    margin-bottom: 2rem;
}

.site-title{
    background-color: blue;
    color: white;
    opacity: 0.8;
    padding: 40px 0;
    text-align: center;
    font-size: 32px;
}

.site-title img{
    width: 400px;
}


.TopText {
    border-left: 5px solid rgba(255,255,255,0.5);
    padding-left: 1rem;
    color: #fff;
    text-align: justify;
    line-height: 2.5rem;
    letter-spacing: 0.1rem;
}
.TopWrapper h3 {
    font-size: 24px;
    font-weight: 500;
    color: #fff;
    margin: 20px 0 30px;
}


/* トップ画像内テキスト */
.TopWrapper{
    margin-bottom: 3rem;
}

.TopWrapper h2{
    font-size: 34px;
    font-family: "ヒラギノ丸ゴ Pro W4", "ヒラギノ丸ゴ Pro", "Hiragino Maru Gothic Pro", "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "HG丸ｺﾞｼｯｸM-PRO", "HGMaruGothicMPRO";
}

.TopWrapper h2 img {
    margin-right: 2rem;
}

.ContentList {
    margin-top: 2rem;
}

.MainWrapper{
    margin-bottom: 2rem;
    display: -ms-grid;
    display: grid;
    -ms-grid-rows: auto auto;
    grid-template-rows: auto auto;
    -ms-grid-columns: 300px auto;
    grid-template-columns: 300px auto;
    border: 1px solid #ccc;
    -webkit-border-radius: 10px;
       -moz-border-radius: 10px;
            border-radius: 10px;
}


.MainWrapper .thumbnail{
    -ms-grid-row: 1;
    -ms-grid-row-span: 2;
    grid-row: 1/3;
    -ms-grid-column: 1;
    grid-column: 1;
    border: none;
    margin: 8px 0;
}

.MainWrapper .thumbnail img{
    -webkit-border-radius: 4px;
       -moz-border-radius: 4px;
            border-radius: 4px;
    margin-left: 1rem;
    height: 210px;
}


.MainWrapper .title{
    -ms-grid-row: 1;
    grid-row: 1;
    -ms-grid-column: 2;
    grid-column: 2;
    margin-left: 4rem;
}

.MainWrapper .title h3{
    margin: 4rem 0 0;
}


.MainWrapper .content{
    -ms-grid-row: 2;
    grid-row: 2;
    -ms-grid-column: 2;
    grid-column: 2;
    margin-bottom: 2rem;
    margin-left: 5rem;
    border-left: 5px solid orange;
    padding-left: 1rem
}

.MainWrapper .content ul {
    margin: 0;
}

.MainWrapper .content p{
    padding-left: 1rem;
    padding-right: 1rem;
    font-size: 16px;
    color: #999;
}





@media screen and (max-width:768px){

    .region.region-content {
        width: 90%;
        margin: 0 auto;
        display: -webkit-box;
        display: -webkit-flex;
        display: -moz-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -webkit-flex-direction: column;
           -moz-box-orient: vertical;
           -moz-box-direction: normal;
            -ms-flex-direction: column;
                flex-direction: column;
    }

    .original-header{
        background-image: none;
        padding: 0;
        margin-bottom: 0;
        margin-top: 2rem;
        letter-spacing: 2px;
    }
    
    section#block-adwinmath-twitter {
        height: 480px;
        margin: 1rem 0 4rem;
    }
    
    .site-title{
        color: white;
        text-align: center;
        font-size: 24px;
        padding: 28px 0;
        -webkit-border-radius: 4px;
           -moz-border-radius: 4px;
                border-radius: 4px;
    }

    .site-title img{
        width: 240px;
    }
        
    .TopWrapper h2 {
        font-size: 24px;
        font-weight: 800;
    }
    
    .TopWrapper h2 img {
        margin-right: 0.5rem;
        width: 28px;
        -webkit-border-radius: 3px;
           -moz-border-radius: 3px;
                border-radius: 3px;
    }

    .MainWrapper{
        display: -ms-grid;
        display: grid;
        -ms-grid-rows: auto auto auto;
        grid-template-rows: auto auto auto;
        -ms-grid-columns: auto;
        grid-template-columns: auto;
    }


    .MainWrapper .title {
        -ms-grid-row: 1;
        grid-row: 1;
        -ms-grid-column: 1;
        grid-column: 1;
        margin: 2rem 0 0 2rem;
    }
    .MainWrapper .title h3 {
        margin: 0;
        font-size: 22px;
    }

    .MainWrapper .thumbnail {
        -ms-grid-row: 2;
        grid-row: 2;
        -ms-grid-column: 1;
        grid-column: 1;
        border: none;
        margin: 0;
    }

    .MainWrapper .thumbnail img {
        -webkit-border-radius: 4px;
           -moz-border-radius: 4px;
                border-radius: 4px;
        width: 90%;
        max-width: 320px;
    }

    .MainWrapper .content {
        -ms-grid-row: 3;
        grid-row: 3;
        -ms-grid-column: 1;
        grid-column: 1;
        margin-bottom: 2rem;
        margin-left: 2rem;
        border-left: 5px solid orange;
        padding-left: 1rem;
    }
}