#loginsucessfull {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: none;
    z-index: 9999;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    overflow: auto;
    flex-direction: column;
}

.alert-box {
    background: linear-gradient(135deg, #2C3E50, #3498DB);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    text-align: center;
    max-width: 500px;
    width: 90%;
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.smile {
    font-size: 60px;
    margin-bottom: 20px;
    animation: bounce 1s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.welcome-text {
    font-size: 28px;
    margin-bottom: 15px;
    font-weight: bold;
}

.notification-text {
    font-size: 18px;
    margin-bottom: 25px;
    color: #AED6F1;
}

.continue-btn {
    background-color: #2ECC71;
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.continue-btn:hover {
    background-color: #27AE60;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(46, 204, 113, 0.3);
}