html {
    background: #00a5e2;
    color: #fff;
    font-family: Ubuntu, sans-serif;
    font-size: 16px;
    line-height: 20px;
}

article {
    max-width: 1150px;
    margin: 0 auto;
    box-shadow: 5px 10px 18px #183d54;
    border: 1px solid #c0eef1;
    overflow: hidden;
}

header {
    background-color: #183d54;
    display: grid;
    grid-template-columns: 460px 100px 1fr;
    padding: 0;
    position: relative;
}

header .logo-area {
    background: #c0eef1;
    padding: 20px 0 20px 20px;
}

header img.wordmark {
    display: none;
}

header .separator {
    background: linear-gradient(120deg, #c0eef1 60%, #183d54 61%);
}

header nav {
    padding: 20px 20px 0 0;
    margin-top: 30px;
    text-align: right;
    margin-left: -30px;
}

header nav a {
    display: block;
    font-size: 20px;
    font-weight: bold;
    padding: 10px 10px;
}

main {
    background: #183d54;
}

footer {
    background: #183d54;

    padding: 20px;
}

h1 {
    font-size: 38px;
    line-height: 42px;
}

h2 {
    font-size: 30px;
    line-height: 32px;
}

h3 {
    font-size: 20px;
    line-height: 22px;
}

ul {
    padding-left: 10px;
    list-style-position: inside;
}

ul ::marker {
    color: #008eb6;
}

li {
    list-style: none;
    line-height: 2em;
}

a {
    color: #00a5e2;
    text-decoration: none;
}

a:hover {
    color: #c0eef1;
}

p {
    padding: 5px 0;
    line-height: 1.7em;
}
.no-wrap {
    white-space:nowrap;
}
section#about {
    padding: 30px 20px;
}

section#about img {
    width: 100%;
}

section#about li {
    list-style: disc;
}

section#download {
    padding: 10px 20px;
}

section#download .list-os {
    display: grid;
    grid-template-columns: 1fr;
    column-gap: 1em;
    row-gap: 2em;
    padding: 0;
    margin: 20px -15px;
}

section#download .list-os .os {
    display: grid;
    grid-template-columns: 1fr 3fr;
    column-gap: 10px;
    background-color: #00a5e2;
    border-radius: 20px;
}

section#download .list-os li {
    border: 1px solid #008eb6;
    border-radius: 20px;
}

section#download .list-os .os-logo {
    border-top-left-radius: 20px;
    border-bottom-left-radius: 20px;
    display: grid;
    width: 120px;
    height: 150px;
    background: #c0eef1;
    place-items: center;
}
section#download .list-os label {
    font-weight: bold;
    line-height: 50px;
}

section#download .list-os .description {
    font-size: 13px;
    line-height: 16px;
}

section#download .list-os .md5 {
    font-size: 9px;
    line-height: 17px;
    padding-left: 10px;
    min-height: 35px;
}

section#download .download-link {
    min-height: 55px;
}
section#download .download-link a {
    color: #FFFF60;
    font-weight: bold;
}

section#download ul.list-other-os {
    font-size: 13px;
}

section#download ul.list-other-os li:before {
    content: "+";
    margin-right: 4px;
    color: #008eb6;
}

section#community {
    padding: 10px 20px;
}

section#help {
    padding: 10px 0;
    border-top: 1px solid #c0eef1;
}

section#help h3 {
    text-transform: uppercase;
}

section#help ul.footer-links li {
    display: block;
}

section#help ul.footer-links a {
    padding: 10px 15px;
    font-weight: bold;
    line-height: 40px;
}

section#help .section-outro {
    font-size: 12px;
    text-align: right;
    margin-bottom: 0;
    padding-bottom: 0;
}

@media (min-width: 481px) {
    header img.wordmark {
        display: initial;
        width: 50%;
    }

    h1 {
        font-size: 48px;
    }
    section#download .list-os {
        margin: 20px 0;
    }

    section#help h3 {
        float: left;
    }

    section#help ul.footer-links li {
        display: inline-block;
    }

    section#help ul.footer-links {
        text-align: right;
    }
}

@media (min-width: 550px) {
    header img.wordmark {
        width: auto;
    }
}

@media (min-width: 769px) {
    section#about {
        padding: 30px 50px;
    }

    section#about img {
        width: 600px;
    }

    section#download {
        padding: 10px 50px;
    }

    section#community {
        padding: 10px 50px;
    }

    section#help {
        padding: 10px 30px;
    }

    section#download .list-os {
        grid-template-columns: 1fr 1fr;
        margin: 20px -20px;
    }
}

@media (min-width: 1025px) {
    header nav a {
        display: initial;
    }

    section#about img {
        float: right;
        padding: 0 10px;
    }

}

@media (min-width: 1201px) {
    article {
        margin: 50px auto;
    }

    header nav a {
        padding: 10px 20px;
    }

    section#download .list-os {
        grid-template-columns: 1fr 1fr 1fr;
    }

}