* {
    margin : 0;
    padding : 0;
}
/* pour aller vraiment au bord */
html, body {
    box-sizing : border-box;
    width : 100%;
    height : 100vh;
}

body, html {
    height: 100%;
    margin: 0;
    font-family: Arial, sans-serif;
}

.splash-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    background-color: #054e97; /* Gris-bleu anthracite soutenu */
}
.splash-content {
    text-align: center;
    color: white;
}
.splash-title {
    font-size: 3rem;
    margin-bottom: 1rem;
}
.splash-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}
.splash-button {
    padding: 10px 20px;
    font-size: 1rem;
    background-color: white;
    color: #2C3E50;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
.splash-button:hover {
    background-color: #ECF0F1;
}