:root {
    --text-color-lightmode: black;
    --text-color-title-lightmode: #6e778e;
    --bg-color1-lightmode: white;
    --bg-color2-lightmode: rgb(220, 220, 220);
    --bg-color3-lightmode: rgb(200, 200, 200);
    --text-color-darkmode: white;
    --text-color-title-darkmode: #6e778e;
    --bg-color1-darkmode: #3b4354;
    --bg-color2-darkmode: #232935;
    --bg-color3-darkmode: #232935;
    --text-fonts: "Roboto";
}

* {
    min-width: 0px;
    padding: 0px;
    margin: 0px;
    box-sizing: border-box;
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    width: 100%;
    min-height: 100lvh;

    font-family: var(--text-fonts);
    color: var(--text-color);
    background-color: var(--bg-color2);

    background-image: url("/static/img/hello_world_bg.jpg");
    background-size: cover;
    background-attachment: fixed;
}

#content {
    width: calc(100% - 40px);
    max-width: 1024px;
    flex: 1 1 auto;

    margin: 20px;
    padding: 20px;

    background-color: var(--bg-color1);
    border-radius: 10px;
}

#footer {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;

    padding: 5px;

    width: 100%;

    background-color: var(--bg-color1);
    border: 0px;
    border-top: 2px;
    border-style: solid;
    border-color: var(--bg-color3);
}

#footer-content {
    width: 100%;
    max-width: 1024px;
}

.page-title {
    font-size: 10em;
    color: var(--text-color-title);
    margin-top: 30px;
    margin-bottom: 30px;
    text-align: center;
    font-family: "Oswald";
}

.button {
    display: inline-block;

    padding: 10px;
    border-radius: 5px;

    color: var(--text-color);
    text-decoration: none;
}

.button:hover {
    background-color: var(--bg-color2);
}

hr {
    color: var(--bg-color3);
    margin-top: 10px;
    margin-bottom: 10px;
}

h1 {
    font-size: 1.8em;
}

h1:not(:first-child) {
    padding-top: 1em;
}

h2 {
    font-size: 1.1em;
    padding-top: 0.5em;
    color: #a7b1cc;
}

a:link,
a:visited {
    color: #67b2e0;
}

.center {
    text-align: center;
}

.bold {
    font-weight: bold;
}