body {
    font-family: Arial;
    background-image: url("fond_horizontale-PCL.jpg");
    background-size: cover;
    background-position: center;
    padding: 0;
    margin: 0;
    min-height: 100vh;
}

.identifiant {
    width: 300px;
    margin: 100px auto;
    background-color: #ffffff80 ;
    padding: 20px;
    border-radius: 10px;
}

h1 {
    text-align: center;
    color: rgb(0, 0, 0);
}

label {
    display: block;
    margin-top: 10px;
    margin-bottom: 5px;
    color: rgb(0, 0, 0);
}

input {
    width: 100%;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    width: 100%;
    padding: 10px;
    margin-top: 20px;
    background-color: rgb(6, 37, 214);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: rgb(6, 26, 207);
}

/* Bouton Retour du même style */
.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    background: transparent;
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    border: 2px solid white;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    margin-left: 50px;
}

.back-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #667eea 0%, #764ba2 100%);
    transition: left 0.4s ease;
    z-index: -1;
}

.back-btn:hover::before {
    left: 0;
}

.back-btn:hover {
    border-color: transparent;
    transform: scale(1.05);
}

.back-icon {
    width: 24px;
    height: 24px;
}

.button-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
}