/*general*/
body {
    background-color: #f0f0f0;
}

/*navigation bar*/
#btn-login {
    width: 40px;
    height: 40px;
}

/*description and title*/
#div-emphasis {
    text-align: center;
    margin-top: 80px;
}

#div-emphasis > hr {
    margin: auto;
    width: 50%;
}

/*container*/
#div-container {
    display: grid;
    grid-template-columns: 0.5fr 1fr;
    padding: 20px;
}

#div-btn-option>button {
    width: 90%;
    display: block;
    margin: 5px;
}

/*baseboard*/
footer {
    background-color: #333;
    color: white;
    padding: 20px 0;
    width: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 10px 0;
    display: flex;
    gap: 15px;
}

.footer-links li {
    display: inline;
}

.footer-links a {
    color: white;
    text-decoration: none;
}

.footer-links a:hover {
    color: blueviolet;
}

/*responsiveness*/
@media (max-width: 600px) {

    /*container*/
    #div-container {
        grid-template-columns: 1fr;
    }

    /*baseboard*/
    .footer-container {
        font-size: 12px;
    }
}