/* Style général */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #333;
    color: white;
    padding: 10px;
    text-align: center;
}

header nav a {
    color: white;
    text-decoration: none;
    margin: 0 10px;
}

.container {
    display: flex;
    justify-content: space-between;
    padding: 20px;
}

/* Style des blocs */
.left-block, .center-block, .right-block {
    width: 30%;
    padding: 10px;
}

.left-block button {
    width: 50%;
    margin-bottom: 10px;
    padding: 10px;
    font-size: 16px;
}

/* Boutons personnalisés */

/* Bouton 1 : Agrandissement au survol */
.btn-hover-1 {
    background-color: #007bff;
    color: white;
    padding: 10px 20px;
    transition: transform 0.3s ease, background-color 0.3s ease;
    border-radius: 4px;
}
.btn-hover-1:hover {
    background-color: #0056b3;
    transform: scale(1.1);
}

/* Bouton 2 : Changement de bordure et de couleur au survol */
.btn-hover-2 {
    background-color: #28a745;
    color: white;
    padding: 10px 20px;
    border: 2px solid transparent;
    transition: border-color 0.3s ease, color 0.3s ease;
}
.btn-hover-2:hover {
    border-color: #fff;
    color: #28a745;
    background-color: white;
}

/* Bouton 3 : Dégradé et ombre portée au survol */
.btn-hover-3 {
    background: linear-gradient(45deg, #ff0066, #ffcc00);
    color: white;
    padding: 10px 20px;
    border: none;
    transition: box-shadow 0.3s ease;
    border-radius: 8px;
}
.btn-hover-3:hover {
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
}

/* Bouton 4 : Modification du style de bordure au survol */
.btn-hover-4 {
    background-color: #ff6600;
    color: #fff;
    padding: 10px 20px;
    border: 2px dashed #fff;
    transition: all 0.3s ease;
}
.btn-hover-4:hover {
    border-style: solid;
    background-color: #ff3300;
}

/* Bouton 5 : Changement du fond et du texte au survol */
.btn-hover-5 {
    background-color: transparent;
    color: #000;
    padding: 10px 20px;
    border: 2px solid #000;
    transition: background-color 0.3s ease, color 0.3s ease;
}
.btn-hover-5:hover {
    background-color: #000;
    color: #fff;
}

/* Bouton 6 : Rotation au survol */
.btn-hover-6 {
    background-color: #6f42c1;
    color: #fff;
    padding: 10px 20px;
    border-radius: 50px;
    transition: transform 0.3s ease;
}
.btn-hover-6:hover {
    transform: rotate(10deg);
}

/* Bouton 7 : Changement de couleur et de bordure au survol */
.btn-hover-7 {
    background-color: #17a2b8;
    color: white;
    padding: 10px 20px;
    border: none;
    transition: background-color 0.3s ease;
}
.btn-hover-7:hover {
    background-color: #138496;
    border-radius: 0;
}

/* Bouton 8 : Transformation du texte au survol */
.btn-hover-8 {
    background-color: #343a40;
    color: white;
    padding: 10px 20px;
    border: none;
    transition: all 0.3s ease;
}
.btn-hover-8:hover {
    color: #f8f9fa;
    background-color: #212529;
    text-transform: uppercase;
}

/* Bouton 9 : Changement d'opacité au survol */
.btn-hover-9 {
    background-color: #f39c12;
    color: white;
    padding: 10px 20px;
    border-radius: 20px;
    transition: opacity 0.3s ease;
}
.btn-hover-9:hover {
    opacity: 0.7;
    transition: transform 0.3s ;
}

/* Bouton 10 : Agrandissement circulaire au survol */
.btn-hover-10 {
    background-color: #e74c3c;
    color: white;
    padding: 10px 20px;
    border-radius: 50%;
    transition: transform 0.3s ease;
}
.btn-hover-10:hover {
    transform: scale(1.2);
}


/* Responsive */
@media (max-width: 700px) {
    .container {
        flex-direction: column;
    }

    .left-block, .center-block, .right-block {
        width: 100%;
    }
}