body {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    height: 100vh; 
    margin: 0; 
    overflow: hidden; 
}

.container {
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 0 10px var(--shadow-color);
    text-align: center;
    max-height: 100%; 
    overflow-y: auto; 
}

h1 {
    margin: 0;
    padding: 20px 0;
}

h2 {
    margin: 20px 0 10px;
}

.btn {
    display: inline-block;
    margin: 10px;
    padding: 10px 20px;
    font-size: 16px;
    color: var(--button-color);
    background-color: var(--primary-color);
    border: none;
    border-radius: 5px;
    text-decoration: none;
    cursor: pointer;
    box-shadow: var(--button-shadow);
    transition: background-color 0.3s, transform 0.3s;
}

.btn:hover {
    background-color: var(--primary-color);
    transform: scale(1.05);
}

.btn-danger {
    background-color: var(--danger-color);
}

.btn-disabled {
    background-color: var(--disabled-color);
    pointer-events: none;
}

.btn-danger:hover {
    background-color: var(--danger-color);
    transform: scale(1.05);
}

.logo {
    width: 20px;
}