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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    text-align: center;
    background: rgba(255, 255, 255, 0.95);
    padding: 60px 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    max-width: 500px;
    width: 90%;
}

h1 {
    color: #333;
    margin-bottom: 50px;
    font-size: 2.5rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.button-container {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.btn {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    border: none;
    padding: 20px 40px;
    font-size: 1.3rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(255, 107, 107, 0.3);
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(255, 107, 107, 0.4);
    background: linear-gradient(45deg, #ff5252, #d63031);
}

.btn:active {
    transform: translateY(-1px);
}

.btn:nth-child(2) {
    background: linear-gradient(45deg, #4ecdc4, #44a08d);
    box-shadow: 0 8px 20px rgba(78, 205, 196, 0.3);
}

.btn:nth-child(2):hover {
    background: linear-gradient(45deg, #26d0ce, #2d5a27);
    box-shadow: 0 12px 25px rgba(78, 205, 196, 0.4);
}

.btn:nth-child(3) {
    background: linear-gradient(45deg, #a8edea, #fed6e3);
    color: #333;
    box-shadow: 0 8px 20px rgba(168, 237, 234, 0.3);
}

.btn:nth-child(3):hover {
    background: linear-gradient(45deg, #96f2d7, #f8a5c2);
    box-shadow: 0 12px 25px rgba(168, 237, 234, 0.4);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

@media (max-width: 600px) {
    .container {
        padding: 40px 20px;
        margin: 20px;
    }
    
    h1 {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .btn {
        padding: 18px 35px;
        font-size: 1.1rem;
    }
}