body {
    background-color: #f5f7fa;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #4a5568;
    padding: 10px;
    overflow: hidden;
}

.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: #1a365d;
    border-radius: 50%;
    opacity: 0.1;
}

.login-container {
    background: rgba(255, 255, 255, 0.85);
    padding: clamp(30px, 5vw, 20px);
    border-radius: 20px;
    width: 100%;
    max-width: 500px;
    position: relative;
    z-index: 2;
    box-shadow:
        0 10px 30px rgba(0, 0, 0, 0.05),
        0 1px 8px rgba(0, 0, 0, 0.02);
    backdrop-filter: blur(5px);
}

.button_login {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 10px;
    background: #1a365d;
    color: white;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.4s ease;
    margin-top: 10px;
}

.button_login:hover {
    background: #00102f;
    color: #77ffe7;
    transform: translateY(-2px);
}

.button_login:active {
    transform: scale(0.98);
}

@media (max-width: 1000px) {
    .login-container {
        width: 100%;
        max-width: 100%;
    }
}