/* Normalización básica */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: Arial, sans-serif;
}

img {
    max-width: 100%;
    height: auto;
}

/* Estilos personalizados */
body {
    margin: 0;
    font-family: Arial, sans-serif;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    color: white;
}

header img {
    height: 50px;
}

nav {
    display: flex;
    gap: 15px;
}

nav button {
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
}

nav button:hover {
    background-color: #555;
}

.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    background: url('your-image.jpg') no-repeat center center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
}

.hero-text {
    position: absolute;
    z-index: 1;
    font-size: 3em;
    background: rgba(0, 0, 0, 0.5);
    padding: 20px;
}