* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: "Arial", sans-serif;
}

body {
    background-color: #1e1e2e;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    width: 100vw;
    transition: background 0.5s ease-in-out;
}

.container {
    background-color: #282a36;
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px #00000048;
    max-width: 350px;
}

.title {
    margin-bottom: 10px;
}

.mood-buttons {
    margin: 15px 0;
}

.btn {
    background-color: #5efa7b;
    color: black;
    padding: 10px;
    border: 0;
    outline: 0;
    border-radius: 5px;
    margin: 5px;
    cursor: pointer;
    font-size: 14px;
}

.btn:hover {
    background-color: #3ae374;
}

.recommendation {
    margin-top: 15px;
    font-size: 16px;
}

.book-image {
    margin: 10px 0 0 0;
    border-radius: 5px;
    width: 120px;
}

.theme-toggle {
    background-color: indianred;
    padding: 10px;
    border: none;
    outline: none;
    border-radius: 5px;
    cursor: pointer;
    margin: 15px 0 0 0;
}

.theme-toggle:hover {
    background-color: rgb(220, 0, 0);
}

.white-mode {
    background-color: white;
    color: black;
}

.white-mode .container {
    background-color: white;
}

.white-mode .recommendation {
    color: black;
}

.white-mode .btn {
    background-color: rgb(0, 183, 255);
    color: white;
}

/*
* {
    font-family: "Poppins", sans-serif;
    letter-spacing: 1px;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    color: white;
    transition: all 0.5s ease-in-out;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    width: 100vw;
    background-color: black;
    transition: background 0.5s ease-in-out;
    text-align: center;
}

.container {
    width: 440px;
    padding: 20px;
    border-radius: 10px;
    border: 0;
    outline: 0;
    box-shadow: 0 0 10px 0 white;
    text-align: center;
}

.title {
    margin-bottom: 10px;
}

.mood-buttons {
    margin: 20px 0;
}

.btn {
    padding: 10px 15px;
    color: black;
    border: 0;
    outline: 0;
    cursor: pointer;
    border-radius: 5px;
    margin-bottom: 10px;
    font-weight: 500;
    background-color: green;
    color: white;
}

.book-picture {
    width: 140px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.theme-toggle-dark-mode-btn {
    padding: 10px 15px;
    border-radius: 5px;
    border: 0;
    outline: 0;
    cursor: pointer;
    color: black;
    font-size: 500;
    background-color: turquoise;
    color: white;
    font-weight: 500;
}

.book-info {
    color: white;
    margin-bottom: 20px;
}

.theme-toggle-white-mode-btn {
    background-color: white;
}

.theme-toggle-white-mode-btn .container {
    box-shadow: 0 0 10px 0px rgba(0, 0, 0, 0.4);
}

.theme-toggle-white-mode-btn .title,
.theme-toggle-white-mode-btn .subtitle {
    color: black;
}

.theme-toggle-white-mode-btn .book-info,
.theme-toggle-white-mode-btn strong {
    color: black;
}

.theme-toggle-white-mode-btn .btn {
    background-color: orangered;
    color: white;
}

.theme-toggle-white-mode-btn .theme-toggle-dark-mode-btn {
    background-color: hotpink;
    color: whitesmoke;
}
*/