* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
}

body, html {
    height: 100%;
    width: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: url('a.jpg') no-repeat center center fixed;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-card {
    backdrop-filter: blur(1px);
    -webkit-backdrop-filter: blur(4px);
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    padding: 40px 50px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1s ease-in-out;
}

h1 {
    font-size: 3rem;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
    margin-bottom: 15px;
}

p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

@keyframes fadeIn {
    from { 
        opacity: 0; 
        transform: translateY(20px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

.glass-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 30px;
    color: #000000;
    text-decoration: none;
    font-size: 1rem;
    font-weight: bold;
    letter-spacing: 1px;
    background: rgba(255, 255, 255, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 30px;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    transition: all 0.3s ease;
}

.glass-btn:hover {
    background: rgba(255, 255, 255, 0.4);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}