html {
    font-size: 14px;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
    position: relative;
    min-height: 100%;
}

body {
    width: 100vw !important;
    max-width: 100%;
    font-family: system-ui,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif,BlinkMacSystemFont,Helvetica Neue,Arial,PingFang SC,PingFang TC,PingFang HK,Microsoft Yahei,Microsoft JhengHei;
    margin: 0;
    -webkit-font-smoothing: antialiased
}

a {
    color: rgb(33, 37, 41);
    text-decoration: none;
}

.tutorial-content {
    margin-bottom: 60px;
    font-size: 1.115rem;
    line-height: 1.8rem;
    margin-bottom: 3rem;
    color: rgb(33, 37, 41);
}

    .tutorial-content p, .tutorial-content div {
        line-height: 1.85rem;
        margin-bottom: 1.2rem;
    }

    .tutorial-content h1 {
        font-weight: normal;
        font-size: 2.2rem;
        line-height: 2.6rem;
        margin-bottom: 2.6rem;
        margin-top:2.6rem;
    }

    .tutorial-content h2 {
        font-weight: lighter;
        font-size: 1.8rem;
        margin-bottom: 2rem;
        margin-top: 2rem;
    }

    .tutorial-content h3 {
        margin-bottom: 1.2rem;
    }

    .tutorial-content img {
        max-width: 98%;
        width: 26rem;
        margin-right: 10px;
        margin-top:5px;
        margin-bottom:5px;
        border-radius: 5px;
    }
    .tutorial-content span {
        color: #ff2741;
    }