html {
    box-sizing: border-box;
    overflow: -moz-scrollbars-vertical;
    overflow-y: scroll;
}

*,
*:before,
*:after {
    box-sizing: inherit;
}

body {
    margin: 0;
    background: #fafafa;
}

#alertOverlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1050;
}

.alert-box {
    max-width: 400px;
    width: 90%;
    background-color: #f8f9fa;
    color: #333;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    text-align: center;
    font-family: sans-serif;
    font-size: 16px;
}

.alert-box strong {
    display: block;
    font-size: 18px;
    margin-bottom: 0.75rem;
}

.alert-box a {
    color: #007bff;
    text-decoration: none;
}

.alert-box a:hover {
    text-decoration: underline;
}

.alert-button {
    margin-top: 1.5rem;
}

#okButton {
    background-color: #343a40;
    color: white;
    font-weight: bold;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

#okButton:hover {
    background-color: #23272b;
}