.sectionTitle{
    font-size: 24px;
    padding: 1rem 0 1rem 1.5rem;
    border-left: 1.5rem solid yellowgreen;
}


.content{
    display: grid;
    grid-template-rows: auto;
    /* grid-template-columns: auto 320px; */
    grid-template-columns: 680px 320px;
}


.main{
    grid-row: 1;
    grid-column: 1;
    /* width: 640px; */
}

.qList{
    margin: 0.5rem;
    cursor: default;
}

.qList span.ball {
    display: inline-block;
    background-color: #999;
    border-radius: 50%;
    font-size: 18px;
    margin: 0 2px;
    width: 24px;
    height: 24px;
    text-align: center;
    vertical-align: middle;
    color: #777;
}

.qList > span{
    cursor: pointer;
}

.qList span.ball.good{
    background-color: pink;
}

.qList span.ball.bad{
    background-color: skyblue;
}

.qList span.ball.now.good,
.qList span.ball.now.bad,
.qList span.ball.now
{
    background-color: orange;
}

.qList ul{
    margin: 1rem 0;
    padding: 0;
}

.qList ul li{
    display: inline-block;
    margin: 0 0.5rem;
}

.qList p.forUser {
    font-size: 20px;
}

.qList p.forUser a{
    margin: 0 0.5rem;
}

.qField .question {
    margin-bottom: 8rem;
    /* padding: 8px 1em 0.5em 1em; */
    padding: 0.5em;
    display: grid;
    grid-template-rows: auto auto auto 48px;
    grid-template-columns: auto auto 200px;
}

.qField .question h2 {
    grid-row: 1;
    grid-column: 1/4;
    font-size: 26px;
}

.qField .question h2.good:after {
    content: '正解!!';
    color: red;
    margin-left: 3rem;
}

.qField .question h2.bad:after {
    content: '不正解...';
    color: blue;
    margin-left: 3rem;
}

.qField .question .text {
    width: 100%;
    grid-row: 2;
    grid-column: 1/4;
}

.qField .question .choice {
    width: 100%;
    grid-row: 3;
    grid-column: 1/4;
    margin-top: 2rem;
    text-align: center;
}

/* .qField .question .choice ul {
    display: grid;
    grid-template-columns: 45% 45%;
    grid-template-rows: auto auto;
    padding: 0;
    margin: 1rem 0;
    cursor: default;
} */

.qField .question .choice ul {
    display: grid;
    grid-template-columns: 50% 50%;
    grid-template-rows: auto auto;
    padding: 0;
    margin: 1rem 0;
    cursor: default;
}

/* .qField .question .choice ul li {
    display: flex;
    width: 90%;
    border: 2px solid blue;
    padding: 1rem 0;
    border-radius: 8px;
    margin: 0.5rem;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-around;
} */

.qField .question .choice ul li {
    display: flex;
    max-width: 100%;
    /* width: 99%; */
    border: 2px solid blue;
    padding: 1.5rem 0.5rem;
    border-radius: 8px;
    margin: 0.5rem 1rem 0.5rem 0;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-around;
}

.qField .question .choice ul li.order1{
    grid-column: 1;
    grid-row: 1;
}

.qField .question .choice ul li.order2{
    grid-column: 2;
    grid-row: 1;
}

.qField .question .choice ul li.order3{
    grid-column: 1;
    grid-row: 2;
}

.qField .question .choice ul li.order4{
    grid-column: 2;
    grid-row: 2;
}

.qField .question .choice ul li:hover{
    background: lightskyblue;
    transition: background 0.3s;
}

.qField .question .choice ul li.chosen{
    background: lightskyblue;
}

.qField .question .choice ul li.correct{
    background: pink;
}

.qField .question .choice ul li.correct.chosen{
    background: pink;
}

.qField .question .getComment {
    grid-row: 4;
    grid-column: 1;
}

.qField .question .giveUp {
    grid-row: 4;
    grid-column: 3;
}

.qField .question .giveUp span {
    display: inline-block;
    border: 2px solid red;
    border-radius: 8px;
    margin: 0 1rem;
    padding: 0.5rem 2rem;
    cursor: pointer;
}

.qField .question .giveUp span:hover{
    background: salmon;
    transition: background 0.3s;
}

.qField .question .giveUp.chosen span{
    background: salmon;
}

.qField .question .nextQuestion {
    grid-row: 4;
    grid-column: 2;
}

.qField .question .nextQuestion span {
    display: inline-block;
    background: yellowgreen;
    border: 3px solid gold;
    border-radius: 8px;
    margin: 0 1rem;
    padding: 0.5rem 2rem;
    cursor: pointer;
}


.mask {
    position: fixed;
    margin: 0;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
    z-index: 1;
}


.qField .question .cField {
    position: fixed;
    margin: 2rem auto;
    width: 640px;
    height: 640px;
    background: #fff;
    top: 120px;
    left: 0;
    right: 0;
    z-index: 2;
    overflow-y: scroll;
    overflow-x: scroll;
}

.qField .question .cField::-webkit-scrollbar{
    width: 1px;
    height: 2px;
}

.qField .question .cField::-webkit-scrollbar-thumb{
    background: #666;
    border-radius: 1px;
    width: 1px;
    height: 2px;
}

.qField .question .cField .commentary{
    margin: 2rem;
    font-size: 14px;
}

.qField .question .cField button{
    margin-left: 2rem;
}

.lock{
    pointer-events: none;
}

/* サイドバー */

.sidebar{
    grid-row: 1;
    grid-column: 2;
    margin-left: 20px;
}

.sidebar-content > *{
    padding-left: 16px;
    line-height: 2rem;
}

.sidebar-content h2{
    font-size: 14px;
    font-weight: 700;
    margin: 12px 0;
    padding: 1rem;
    border: 1px solid #ccc;
    border-radius: 3px;
    letter-spacing: 1px;
}


.sidebar-content .views-row{
    font-size: 12px;
}

.sectionList{
    font-size: 14px;
}

.sectionList a{
    text-decoration: none;
}

.sectionList a:hover{
    text-decoration: underline;
}

.roman{
    display: inline-block;
    width: 25px;
    text-align: right;
}

.sectionList img{
    vertical-align: text-bottom;
}

.keywords{
    padding-left: 0px;
}


.sidebar-content.relatedVideo,
.sidebar-content.relatedQuestion {
    margin-top: 4rem;
}

.sidebar-content.relatedVideo h3, 
.sidebar-content.relatedQuestion h3 {
    font-size: 16px;
    padding-left: 1rem;
    letter-spacing: 1px;
}

.sidebar-content.relatedVideo h3:before,
.sidebar-content.relatedQuestion h3:before {
    display: inline-block;
    font-family: 'Font Awesome 5 Free';
    font-weight: 800;
    content: '\f06a';
    padding-right: 6px;
    vertical-align: bottom;
    font-size: 22px;
    transform: rotate(20deg);
}

.sidebar-content.relatedVideo h3:before {
    color: darkorange;
}

.sidebar-content.relatedQuestion h3:before {
    color: royalblue;
}



.sidebar-content.relatedVideo .field--item, 
.sidebar-content.relatedQuestion .field--item {
    margin-bottom: 6px;
}


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

    .content{
        display: grid;
        grid-template-rows: auto auto;
        grid-template-columns: auto;
    }
    
    
    .main{
        grid-row: 1;
        grid-column: 1;
        width: 100%;
        overflow-x: initial;
    }
    
    .main .qList ul li span.ball {
        font-size: 14px;
        width: 20px;
        height: 20px;
    }

    .main .qField .question {
        margin-bottom: 1rem;
        padding: 8px 1em 0.5em 1em;
        display: grid;
        grid-template-rows: auto auto auto auto 36px;
        grid-template-columns: auto auto;
    }

    .qField .question h2 {
        grid-row: 1;
        grid-column: 1/3;
        font-size: 24px;
        margin-top: 0.5rem;
    }

    .qField .question .text {
        width: 100%;
        grid-row: 2;
        grid-column: 1/3;
    }

    .qField .question .choice {
        width: 100%;
        grid-row: 3;
        text-align: center;
        grid-column: 1/3;
    }
    
    /* .main .qField .question .choice ul {
        display: grid;
        grid-template-columns: 50% 50%;
        grid-template-rows: auto auto;
        padding: 0;
        margin: 1rem 0;
        cursor: default;
    } */

    .main .qField .question .choice ul {
        display: flex;
        flex-wrap: wrap;
        padding: 0;
        margin: 1rem 0;
        cursor: default;
    }

    .qField .question .choice ul li {
        display: flex;
        width: 98%;
        border: 2px solid blue;
        padding: 1.5rem 0.5rem;
        border-radius: 8px;
        margin: 0.5rem;
        cursor: pointer;
        flex-direction: column;
        justify-content: space-around;
    }

    .qField .question .giveUp {
        grid-row: 4;
        grid-column: 2;
        text-align: right;
    }

    .qField .question .getComment {
        grid-row: 4;
        grid-column: 1;
        margin-top: 0.4rem;
        text-align: center;
    }

    .qField .question .nextQuestion {
        grid-row: 5;
        grid-column: 2;
        margin-top: 2rem;
        text-align: right;
    }

    .qField .question .cField {
        position: fixed;
        margin: 2rem auto;
        padding-bottom: 8rem;
        width: 95%;
        height: 320px;
        background: #fff;
        top: 120px;
        left: 0;
        right: 0;
        z-index: 2;
    }

    .sidebar{
        grid-row: 2;
        grid-column: 1;
        margin-left: 0;
        margin-bottom: 2rem;
        display: grid;
        grid-template-rows: auto auto auto;
        grid-template-columns: auto;
    }

    .sidebar-content.relatedVideo {
        margin-top: 0;
        grid-row: 1;
    }

    .sidebar-content.relatedQuestion {
        margin-top: 2rem;
        grid-row: 2;
    }

    .sectionTitle{
        font-size: 18px;
        font-weight: bold;
    }

    p.questionNumber {
        font-size: 14px;
    }

    .formula{
        font-size: small;
        overflow-x: scroll;
    }

    .alist .aitem{
        font-size: 14px;
    }

    .formula::-webkit-scrollbar{
        width: 1px;
        height: 2px;
    }
    .formula::-webkit-scrollbar-thumb{
        background: #666;
        border-radius: 1px;
        width: 1px;
        height: 2px;
    }

    .comment{
        width: 100%;
    }

    .comment > div{
        font-size: 14px;
    }

}