:root {
    --bg-color: white;
    --text-color: black;
    --border-color-primary: black;
    --border-color-secondary: rgba(0, 0, 0, 0.3)
}

body[data-theme="dark"] {
    --bg-color: #181818;
    --text-color: #f1f1f1;
    --border-color-primary: #f1f1f1;
    --border-color-secondary: rgba(241, 241, 241, 0.3);
}

body {
    display: flex;
    flex-direction: column;
    background-color: var(--bg-color);
    align-items: center;
    font-size: 16px;
    font-family: 'Times New Roman', Times, serif;
    color: var(--text-color)
}

header {
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: 0.1rem 20rem;
    width: 90%;
    justify-content: space-between;
}

header > h1 {
    flex-grow: 1;
    text-align: center;
}

#theme {
    border-width: 0;
    border-radius: 10%;
    padding: 0.5rem;
    cursor: pointer;
    /* background-color: lightgray; */
}

main {
    display: flex;
    flex-direction: row;
    /* align-items: center; */
    /* background-color: cyan; */
    gap: 2rem;
}

.display-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.img-container {
    display: flex;
    border: 2px solid var(--border-color-primary);
    height: 300px;
    width: 400px;
    justify-content: center;
    align-items: center;
    padding: 1rem;
}

.img-container > img {
    display: block;
    background-color: var(--bg-color);
}

#toggle {
    color: white;
    background-color: #007bff;
    padding: 0.5rem 2rem;
    border: 1px solid var(--border-color-secondary);
    border-radius: 0.5rem;
    cursor: pointer; 
}

#toggle:hover {
    background-color: #0056b3;
}

#toggle:active {
    background-color: #007bff;
}

.settings-container {
    display: flex;
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: 2px dotted var(--border-color-secondary);
    border-radius: 0.5rem;
}

.time-container {
    display: flex;
    gap: 1rem;
    border: 2px solid var(--border-color-primary);
    padding: 1rem 2rem;
}

#selectedTime {
    display: inline-block;
    width: 1rem;
}

.time-presets {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
}

input[type="checkbox"] {
    transform: scale(1.5, 1.5);
}

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

@media only screen and (max-width: 800px) {
    main {
        flex-direction: column;
        align-items: center;
    }
}