@import url(font/merriweather.css);
@import url(homepage.css);
@import url(aufgabe.css);
@import url(login.css);

html {
    font-family: Merriweather, 'Arial Black', 'Helvetica', 'sans-serif';
    font-size: medium;
}

body {
    background: white;
    color: black;
    min-width: 100%;
    min-height: 100%;
}

*, *:before, *:after {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

.header {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    margin: 0 0 1vw 0;
}

.header img {
    width: 15vw;
    height: 12vw;
}

h1 {
    font-family: Merriweather, 'Arial Black', 'Helvetica', 'sans-serif';
    font-size: 6vw;
    font-weight: bold;
    width: 100%;
}

h2 {
    font-family: Merriweather, 'Arial Black', 'Helvetica', 'sans-serif';
    font-size: 3vw;
    font-weight: bold;
}

.overview {
    display: flex;
    flex-direction: row;
    justify-content: space-evenly;
    margin: 1vw 0;
    width: 100vw;
}

.footer {
    position: fixed;
    bottom: 0;
    right: 0;
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    margin: 1vw 0 0 0;
    font-family: Merriweather, 'Arial Black', 'Helvetica', 'sans-serif';
    font-size: 2vw;
    font-weight: normal;
}

.footer > * {
    margin: 1vw;
}

.footer.full {
    justify-content: space-between;
    width: 100%;
}

img.lehrbuch {
    border-radius: 5%;
    border: none;
    vertical-align: middle;
    height: 2.5em;
    margin-right: .5em;
}
img.lehrbuch.tiny {
    height: 1em;
    margin-right: .5em;
}
img.lehrbuch.huge {
    height: 5em;
    margin: .5em 2em;
}
img.lehrbuch.large {
    height: 3.5em;
    margin: .25em;
}

.horizontal {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.horizontal > button {
    margin: 1em;
}