owl-blogs/web/static/style.css

body {
    font-family: sans-serif;
    max-width: 800px;
    margin: 0 auto 0 auto;
}

header {
    padding: 1rem;
    background-color: var(--background);
    /* background: linear-gradient(180deg, var(--background) 0%, rgba(255, 255, 255, 0) 100%); */

    padding-bottom: 1rem !important;
    margin-bottom: 2rem;
}

footer {
    border-top: dashed 2px;
    border-color: #ccc;
    padding-bottom: 5rem;
}

label {
    display: inline-block;
    padding-bottom: 0.25rem;
}

input, textarea, a[role='button'] {
    display: inline-block;
    width: 100%;
    vertical-align: middle;
    margin-bottom: 0.75rem;
    padding: 0.25rem;
    box-sizing: border-box;
}

input[type='submit'], a[role='button'] {
    background-color: var(--primary);
    color: #fff;
    border: none;
    border-radius: 2px;
    font-size: 1rem;
    text-align: center;
    height: 2rem;
}

input[type='submit']:hover, a[role='button']:hover {
    background-color: var(--primary-hover);
    color: #fff;
}

input[type='submit']:focus, a[role='button']:focus {
    background-color: var(--primary-focus);
    color: #fff;
}

input[type='submit'].secondary {
    background-color: #5d6b89;
}

input[type='submit'].secondary:hover {
    background-color: #48536b;
}

input[type='submit'].secondary:focus {
    background-color: rgba(93, 107, 137, 0.25);
}

/* for checkboxes */
label > input {
    display: inherit;
    width: initial;
}

/* from pico.css */
mark {
    padding: 0.125rem 0.25rem;
    background-color: #fde7c0;
    vertical-align: baseline;
}

main img {
    max-width: 100%;
    margin: auto;
    text-align: center;
    display: block;
}


a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    color: var(--primary-hover);
}

a:focus {
    color: var(--primary-focus);
}

nav > ul {
    list-style-type: none;
    margin: 0;
    padding-left: 0;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

nav > ul > li {
    float: left;
    padding-right: 2rem;
}

hr {
    margin: 3rem
}
h1 {
    font-size: 1.5rem;
}
h2 {
    font-size: 1.25rem;
}
h3 {
    font-size: 1.125rem;
}
h4, h5, h6 {
    font-size: 1.0rem;
}

pre {
    background-color: #eee;
    padding: 0.5rem;
    white-space: pre-wrap;
}

table {
    width: 100%;
}

th {
    border-bottom: solid #888 1px;
}

tr:nth-child(2n) {
    background: #f0f0f1;
}

.header {
    display: flex;
    flex-flow: row;
}

.header-profile {
    padding-right: 0.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.row {
    display: flex;
    justify-content: space-between;
}

.grid {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
}

.grid > * {
    flex: 1;
    margin: 0.25rem;
}

nav.row {
    margin-bottom: 2rem;
}

.entry-title {
    margin-bottom: 0;
}

.entry-meta {
    font-size: 0.8rem;
    padding-bottom: 2rem;
}

.action-tile-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
} 

.action-tile {
    border: 1px solid var(--background-dark);
    padding: 20px;
    flex: 1 1 0px;
    margin: 6px;
    min-width: 20%;
    text-align: center;
    background: var(--background);
    border-radius: 4px;
}

.action-tile:hover {
    background: var(--background-light);
}

.danger {
    background-color: rgb(136, 57, 53) !important;
}

.drop-file {
    background: #a2dbff;
    border-style: dashed;
    border-width: 4px;
    border-color: #5391ff;
}

@keyframes border-pulsate {
    0% {
        border-color:  #5391ff;
    }

    50% {
        border-color: rgba(0, 255, 255, 0);
    }

    100% {
        border-color:  #5391ff;
    }
}

.drop-file-process {
    border-style: dashed;
    border-width: 4px;
    border-color: #5391ff;
    animation: border-pulsate 2s infinite;
}


@keyframes border-pulsate-error {
    0% {
        border-color: #ff3e3e;
    }

    50% {
        border-color: rgba(0, 255, 255, 0);
    }

    100% {
        border-color: #ff3e3e;
    }
}

.drop-file-error {
    border-style: solid;
    border-width: 4px;
    border-color: #ff3e3e;
    animation: border-pulsate-error 1s 2;
}

.avatar {
    float: left;
    margin-right: 1rem;
    border-radius: 50%;
}

.photo-grid {
    display: flex;
    flex-wrap: wrap;
    padding: 0 4px;
}

.photo-grid-item {
    flex: 1 0 25%;
    padding: 4px;
}

.photo-grid-item img {
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}