html,
body {
    margin: 0;
    padding: 0;
}

header h1 {
    text-align: center;
    font-size: 200%;
}

article h1 {
    background-color: #f8f9fa;
    border-radius: 100%;
    box-shadow: 2px 10px 6px rgba(0, 0, 0, 0.5);
    padding: 5px 15px;
    text-align: center;
    font-size: 200%;
    position: fixed;
    bottom: 10px;
    right: 10px;
    z-index: 10;
}

section {
    margin: 20px 5%;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.anniv {
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    padding: 20px;
    width: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 5;
}

.anniv:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.anniv #decompte {
    background: linear-gradient(135deg, #6e8efb, #a777e3);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
    margin: 0 0 15px 0;
    box-shadow: 0 2px 5px rgba(110, 142, 251, 0.4);
}

.anniv #nom {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
    margin: 10px 0;
    text-align: center;
}

.anniv #date {
    font-size: 0.95rem;
    color: #666;
    margin: 5px 0;
    display: flex;
    align-items: center;
    gap: 5px;
}

.anniv #insta {
    margin-top: auto;
    padding-top: 10px;
    font-size: 0.9rem;
}

.anniv #insta a {
    color: #C13584;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

.anniv #insta a:hover {
    color: #833ab4;
    text-decoration: underline;
}

.anniv #suppr {
    position: absolute;
    top: 10px;
    right: 10px;
    margin: 0;
    cursor: pointer;
    font-size: 110%;
    width: 24px;
    height: 24px;
    color: #ff4d4d;
    transition: transform 0.2s ease;
}

.anniv #suppr:hover {
    transform: scale(1.2);
}

.suppr {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(5px);
    z-index: 1000;
    animation: fadeIn 0.3s ease;
    padding: 0 20px;
}

.suppr form {
    background-color: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    width: 350px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    animation: scaleUp 0.3s ease;
}

.suppr form label {
    font-size: 1.1rem;
    font-weight: 600;
    color: #444;
}

.suppr form input[type="text"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    box-sizing: border-box;
    transition: border-color 0.2s;
}

.suppr form input[type="text"]:focus {
    outline: none;
    border-color: #ff4d4d;
}

.suppr .action {
    margin-top: 20px;
    gap: 10px;
}

.suppr .action input[type="submit"] {
    background-color: #ff4d4d;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.suppr .action input[type="submit"]:hover {
    background-color: #cc0000;
}

.suppr .action button {
    background-color: transparent;
    color: #666;
    border: 1px solid #ccc;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
}

.suppr .action button:hover {
    background-color: #f5f5f5;
    color: #333;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes scaleUp {
    from {
        transform: scale(0.9);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

.insertion {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(5px);
    z-index: 10;
    animation: fadeIn 0.3s ease;
}

.insertion form {
    background-color: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    width: 350px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    animation: scaleUp 0.3s ease;
}

.insertion form label {
    font-size: 1.1rem;
    font-weight: 600;
    color: #444;
    margin-bottom: 0;
}

.insertion form input[type="text"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    box-sizing: border-box;
    transition: border-color 0.2s;
    margin: 0;
}

.insertion form input[type="text"]:focus {
    outline: none;
    border-color: #6e8efb;
}

.insertion .action {
    margin-top: 20px;
    gap: 10px;
    display: flex;
    justify-content: flex-end;
}

.insertion .action input[type="submit"] {
    background-color: #6e8efb;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.insertion .action input[type="submit"]:hover {
    background-color: #5a7add;
}

.insertion .action button {
    background-color: transparent;
    color: #666;
    border: 1px solid #ccc;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
}

.insertion .action button:hover {
    background-color: #f5f5f5;
    color: #333;
}

.notif h1 {
    background-color: #f8f9fa;
    border-radius: 100%;
    box-shadow: 2px 10px 6px rgba(0, 0, 0, 0.5);
    padding: 5px 15px;
    text-align: center;
    font-size: 200%;
    position: fixed;
    bottom: 10px;
    left: 10px;
    z-index: 10;
}

footer {
    text-align: center;
    margin: 25px 0;
    color: gray;
}