/*
 * GENERAL
 */
:root {
    --s0: 1px;
    --s1: 2px;
    --s2: 4px;
    --s3: 8px;
    --s4: 16px;
}
html {
    font-family: monospace;
    font-size: 16px;
    line-height: calc(1em + var(--spacing-2));
}
body {
    min-height: 100vh;
    max-width: 100%;
    background-color: black;
    color: #eceff4;
    margin: 0;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

main {
    border: 1px solid white;
    padding: var(--s3);
    max-width: calc(100% - 2*var(--s3) - 2*var(--s0));
    display: flex;
    flex-direction: column;
    gap: var(--s4);

}

.watermark {
    position: fixed;
    right: 0.25rem;
    bottom: 0.25rem;
    filter: invert();
    height: 1em;
    color: white;
}
.watermark img {
    height: 100%;
}

/*
 * LAYOUT
 */
.container {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}
@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}
@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
}
@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}
@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

.centered {
    text-align: center;
}

/*
 * TYPOGRAPHY
 */
h1,h2,h3,h4,h5,h6,p {
    margin: 0;
}
h1 {
    font-size: 1.6rem;
}
h2 {
    font-size: 1.5rem;
}
h3 {
    font-size: 1.4rem;
}
h4 {
    font-size: 1.3rem;
}
h5 {
    font-size: 1.2rem;
}
h6 {
    font-size: 1.1rem;
}
small {
    font-size: 0.9rem;
}

/*
 * COMPONENTS
 */
pre {
    border-width: var(--s0) var(--s0) var(--s0) var(--s2);
    border-color: #e5e9f0;
    border-style: solid;
    padding-left: var(--s1);
    font-size: 0.8rem;
    overflow-x: auto;
    margin: 0px;
}

article {
    border: var(--s0) solid #e5e9f0;
    padding: var(--s3);
}

button {
    background-color: white;
    color: black;
    border: 1px solid white;
    font-weight: bold;
    padding: 0.5em;
    font-size: 1.1em;
    cursor: pointer;
    display: block;
    width: 100%;
}
button:active, input[type="file"]::file-selector-button:active {
    background-color: black;
    color: white;
}

/*
 * Form
 */
form{
    display: flex;
    flex-direction: column;
    gap: var(--s3);
}

input[type="file"] {
    display: block;
    border: 1px solid white;
    font-weight: bold;
    width: calc(100% - 2px);
    cursor: pointer;
}
input[type="file"]::file-selector-button {
    background-color: white;
    color: black;
    font-weight: bold;
    border: none;
    padding: 0.5em;
    cursor: pointer;
}