html, body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

body {
    background: url("../Images/photo_chambe.avif") center center no-repeat fixed;
    background-size: cover;
    padding-top: 80px;
    padding-bottom: 80px;
    box-sizing: border-box; 
}

.glass-box {
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 12px;
    width: 600px;
    padding: 10px 40px 35px;
    backdrop-filter: blur(12px);
    margin: 0 auto; 
    
    color: white;
    text-align: center;
}
.logo {
    width: 400px;
    margin-bottom: -100px;
}

h3 {
    font-size: 26px;
    margin-bottom: 20px;
    margin-top: -10px;
    font-weight: 300;
}

.form-control {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: white;
    border-radius: 8px;
    height: 48px;
    width: 100%;
    margin: 10px auto;
    padding-left: 15px;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.75);
}
.form-control::placeholder {
    color: rgba(255, 255, 255, 0.75);
}

.form-control:focus {
    background: rgba(0, 0, 0, 0.3);
    color: white;
    border-color: white;
    box-shadow: none;
}

.btn-connecter {
    border-radius: 8px;
    border: 1px solid white;
    background: transparent;
    color: white;
    width: 70%;
    padding: 10px;
    margin: 20px auto 10px;
    display: block;
    font-size: 15px;
    cursor: pointer;
}

.link-btn {
    background: none;
    border: none;
    color: white;
    margin-top: 5px;
    font-size: 14px;
    cursor: pointer;
}