body {
    margin: 0;
    font-family: sans-serif;
}

a {
    text-decoration: none;
    color: #800000;
}

a:hover {
    color: black;
    text-decoration: none;
}

.logo {
    display: block;
    max-width:230px;
    max-height:75px;
}

.title {
    align-items: center;
    display: flex;
    flex-direction: column;
    display: flex;
    max-width: 120ch;
}

.description {
    margin-top: -1rem;
    max-width: 100ch;
}

.title .logo {
    padding-top: 15px;
}

.title>div>:first-child {
    margin-top: 0;
}
.title>div>:last-child {
    margin-bottom: 0;
}

.header .links {
    display: flex;
    flex-direction: row;
    justify-content: center;
}
.header .links>* {
    height: 1em;
    padding: .5em;
    margin: .5em 1em;
    box-shadow: 0 0 5px #aaa;
    border-radius: 5px;
    background: #4060a0;
    color: white;
}
.header .links>*:hover {
    box-shadow: 0 0 10px #555;
}

body {
    display: flex;
    flex-direction: column;
    /*background: linear-gradient(to bottom, #cc2020, #cc4040);*/ /* red */
    /*background: linear-gradient(to bottom, #f3f0ff, #c0c0f0);*/ /* blue */
    background: #f4f4f4;
    box-sizing: border-box;
    min-height: 100vh;
}
.header {
    background: white;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1em;
    border-bottom: 1px solid grey;
    box-shadow: 0 0 20px #ccc;
}
.content {
    border-bottom: 1px solid #ccc;
    box-shadow: 0 0 10px #ccc;

    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding-top: 1.5em;
    background: white;
    width: 100%;
    max-width: 1000px;
    padding: 0;
    padding-left: max(10%, calc(50vw - 400px));
}
.content>p::before {
    content: '\1f6c8';
    display: block;
    position: absolute;
    margin-left: -1.3em;
}
.content>p {
    border: 1px solid #ccc;
    background: white;
    padding: .5em;
    margin: 1em;
    padding-left: 2.1em;
}
body>* {
    padding: 0 .8em;
    box-sizing: border-box;
}

.nav {
    padding: 0;
    width: 100%;
    max-width: 1000px;
    text-align: center;
}
.nav-tabs {
    margin-top: 1em;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.nav .nav-item:hover {
}
.nav .nav-item {
    width: 100%;
    display: block;
    padding: .7em 0;
}
.nav .nav-item.active::after {
    content: ' ';
    display: block;
    height: 20px;
    width: 100%;
    box-sizing: border-box;
    background: white;
    margin-bottom: -20px;
}
.nav .nav-item.active {
    background: white;
    box-shadow: 0 0 10px #ccc;
    z-index: 5;
    border: 1px solid #ccc;
    border-bottom: none;
    border-top-left-radius: 7px;
    border-top-right-radius: 7px;
}
.nav .nav-item:not(.active) {
    border-bottom: 1px solid #ccc;
}

@media (min-width: 1000px) {
    .header {
        border: 1px solid #ccc;
    }
}
@media (min-width: 600px) {
    body {
        align-items: center;
    }
    body>*:first-child {
        border-top-left-radius: 0;
        border-top-right-radius: 0;
    }

    .header {
        width: 100%;
        max-width: 1000px;
    }
    .content {
        border: 1px solid #ccc;

        border-top: none;
    }

    body>:nth-child(2) {
        /*margin-top: 7vh;*/
    }
    body>*:last-child {
        border-bottom-left-radius: 0;
        border-bottom-right-radius: 0;
    }
    .title {
        flex-direction: row;
    }
    .header {
        flex-direction: row;
    }
    .header .links>*{
    }
    .header .links {
        justify-content: center;
        align-items: center;
    }
    .header .links>* {
        margin: .1em .25em;
    }
    .title .logo {
        padding-top: 0;
        padding-right: 15px;
    }
}