/* Reset */

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

/* Fond */

body {
    font-family: Arial, Helvetica, sans-serif;
    min-height: 100vh;

    background-image: url('../img/background.png');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;

    display: flex;
    justify-content: center;
    align-items: center;
}

/* Voile sombre */

.overlay {
    width: 100%;
    min-height: 100vh;

    background: rgba(0,0,0,0.65);

    display: flex;
    justify-content: center;
    align-items: center;

    padding: 20px;
}

/* Contenu */

.container {
    text-align: center;
    color: white;
    max-width: 700px;
}

/* Logo */

.logo {
    width: 180px;
    max-width: 80%;
    margin-bottom: 25px;
}

/* Titres */

h1 {
    font-size: 4rem;
    margin-bottom: 10px;
    letter-spacing: 3px;
}

h2 {
    font-size: 2rem;
    margin-bottom: 25px;
    font-weight: 300;
}

/* Texte */

p {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 35px;
}

/* Bouton */

.btn {
    display: inline-block;

    padding: 15px 35px;

    border: 2px solid white;
    border-radius: 50px;

    color: white;
    text-decoration: none;

    transition: 0.3s;
}

.btn:hover {
    background: white;
    color: black;
}

/* Mobile */

@media (max-width: 768px) {

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.4rem;
    }

    p {
        font-size: 1rem;
    }

    .logo {
        width: 130px;
    }
}