:root {
    --primary-color: rgba(206, 73, 84);
    --sub-color: rgba(255, 90, 104, 0.397);
}


.pc-row {
    display: flex;
    justify-content: center;
}

.logo>a {
    text-shadow: 2px 2px 10px var(--primary-color);
}

.elementary {
    margin: 3vh auto 0;
    padding-bottom: 5vh;
    background: rgba(255, 194, 154, 0.349) !important;
}

.junior {
    margin: 0 auto;
    padding-bottom: 5vh;
    background: rgba(154, 154, 255, 0.349);
}

.else {
    margin: 0 auto;
    padding-bottom: 5vh;
    background: rgba(114, 214, 101, 0.349) !important;
}

.grade-title {
    padding: 3%;
    text-align: center;
    font-size: 1.6em;
    font-weight: 900;
    font-family: serif;
}

.grade-subtitle {
    font-family: serif;
    font-size: 1.4em;
    text-align: center;
}

.grade-example>.example {
    margin: 15px 10px;
    font-family: serif;
    padding: 2px 5px;
}

.elementary>.grade-example>.example {
    border: 1px solid rgba(129, 75, 36, 0.24);
    background: rgb(255, 221, 221);
    color: rgb(129, 75, 36);
}

.junior>.grade-example>.example {
    border: 1px solid rgba(36, 45, 129, 0.24);
    background: rgb(204, 207, 255);
    color: rgb(36, 42, 129);
}


.else>.grade-example>.example {
    border: 1px solid rgba(44, 129, 36, 0.24);
    background: rgb(218, 255, 204);
    color: rgb(78, 129, 36);
}


/* フッター */
footer {
    padding-bottom: 10px;
    color: white;
}

footer {
    background-color: rgba(56, 85, 27, 0.788);
}

footer>div>ul>li>a {
    color: white;
}


mark.highlight {
    background: linear-gradient(transparent 60%, var(--sub-color) 60%);

    font-size: 1.14em;
}

.border-skill {
    border-color: var(--primary-color);
}

@media screen and (max-width:600px) {
    .pc-row {
        flex-direction: column;
    }

    
}

@media screen and (min-width:601px) {

    .grade-title {
        padding-bottom: 1% !important;
    }

    .example {
        font-size: 1.3em;
    }

    .content-img-wrapper {
        height: 50vh;
    }

    .content-img-wrapper>img {
        height: 100%;
        object-fit: cover;

    }
}