body {
    /* Dégradé de fond */
    background: linear-gradient(135deg, #FBBA42, #FFE27A);
    height: 100vh;
    margin: 0;
    overflow: hidden;
    position: relative;
    font-family: 'Open Sans', Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

h1 {
    color: #333;
    margin-bottom: 20px;
}
p {
    font-size: 18px;
    line-height: 27px;
}
.container {
    max-width: 680px;
    margin: 20px auto;
    text-align: center;
    position: relative;
    z-index: 3;
    padding: 30px;
}
.btn {
    border-radius: 10px;
    padding: 10px 20px;
    color: #ffffff;
    background: #F22C42;
    margin: 20px 0;
    text-decoration: none; 
    display: inline-block;
}
.btn:hover {
    transform: scale(1.05);
    transition: all 0.3s ease;
}
.shape {
    animation: float 5s infinite ease-in-out;
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
.logo {
    width: 270px;
    max-width: 50%;
    height: auto;
}
/* Formes ovales et rondes */
.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    filter: blur(40px);
    z-index: 1;
    animation: moveShapes 10s infinite ease-in-out alternate;
}

/* Définir différentes tailles pour les formes */
.shape1 {
    width: 200px;
    height: 200px;
    top: 10%;
    left: 20%;
    animation-delay: 0s;
}

.shape2 {
    width: 300px;
    height: 150px;
    top: 50%;
    left: 60%;
    animation-delay: 2s;
}

.shape3 {
    width: 150px;
    height: 150px;
    top: 70%;
    left: 30%;
    animation-delay: 4s;
}

.shape4 {
    width: 100px;
    height: 200px;
    top: 30%;
    left: 80%;
    animation-delay: 6s;
}

/* Animation pour les formes */
@keyframes moveShapes {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(90px, 80px) scale(2);
    }
    100% {
        transform: translate(-20px, -30px) scale(1);
    }
}