/* normalize.css */
:root {
    --color-primary: #007BFF;
    --color-secondary: #28A745;
    --color-tertiary: #FFC107;
    --color-success: #28A745;
    --color-danger: #D84315;
    --color-warning: #F9A81B;
    --color-info: #3498DB;
    --color-light: #E0F7FA;
    --color-dark: #2D3740;
    --font-sans-serif: sans-serif;
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body, div, span, applet, iframe, object, svg, video, canvas, audio {
    scroll-behavior: smooth;
}

html {
    font-family: var(--font-sans-serif);
    color: var(--color-primary);
}

body {
    background-color: var(--color-dark);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
}

.container {
    width: 100%;
    max-width: 600px;
    padding: 2rem;
    border-radius: 8px;
    background-color: var(--color-light);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

button {
    cursor: pointer;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 5px;
    transition: all 0.3s ease;
}

button:hover {
    background-color: var(--color-primary);
    color: white;
}

button:active {
    transform: scale(0.98);
}

.content {
    margin-top: 2rem;
}

hr {
    border: 1px solid #ccc;
    margin: 1rem 0;
}

a {
    text-decoration: none;
    color: var(--color-secondary);
}

a:hover {
    color: var(--color-primary);
}

@media (max-width: 600px) {
    .container {
        padding: 1.5rem;
    }
}