body {
    font-family: 'Arial', sans-serif;
    background-color: #f8f9fa;
    margin: 0;
    padding: 0;
}

.container {
    padding: 20px;
}

.heading {
    font-size: 2.5rem;
    font-weight: bold;
    color: #343a40;
    margin-bottom: 30px;
    text-align: center;
}

.profile-card {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    padding: 20px;
    text-align: center;
    margin-bottom: 20px;
}

.profile-card:hover {
    transform: translateY(-10px);
}

.profile-card img {
    border-radius: 50%;
    width: 100px;
    height: 100px;
    object-fit: cover;
    margin-top: -50px;
    border: 5px solid #fff;
}

.profile-card h5 {
    margin-top: 10px;
    font-weight: bold;
    font-size: 1.25rem;
}

.profile-card p {
    color: #6c757d;
    font-size: 0.9rem;
}

.pst-points {
    font-size: 1.2rem;
    color: #28a745;
    font-weight: bold;
}

/* Lead board table */
.profile-pic {
    width: 6%;
    border-radius: 50%;
}

/* Responsive Styles */
@media (max-width: 1200px) {
    .heading {
        font-size: 2.2rem;
    }

    .profile-card h5 {
        font-size: 1.1rem;
    }

    .profile-card p {
        font-size: 0.85rem;
    }

    .pst-points {
        font-size: 1.1rem;
    }
}

@media (max-width: 992px) {
    .heading {
        font-size: 2rem;
    }

    .profile-card {
        padding: 15px;
    }

    .profile-card img {
        width: 90px;
        height: 90px;
        margin-top: -45px;
    }

    .profile-card h5 {
        font-size: 1rem;
    }

    .profile-card p {
        font-size: 0.8rem;
    }

    .pst-points {
        font-size: 1rem;
    }

    .profile-pic {
        width: 11%;
    }
}

@media (max-width: 768px) {
    .heading {
        font-size: 1.8rem;
    }

    .profile-card {
        padding: 10px;
    }

    .profile-card img {
        width: 80px;
        height: 80px;
        margin-top: -40px;
    }

    .profile-card h5 {
        font-size: 0.9rem;
    }

    .profile-card p {
        font-size: 0.75rem;
    }

    .pst-points {
        font-size: 0.9rem;
    }

    /* Lead board table */
    .profile-pic {
        width: 16%;
    }
}

@media (max-width: 576px) {
    .heading {
        font-size: 1.5rem;
    }

    .profile-card {
        padding: 8px;
    }

    .profile-card img {
        width: 70px;
        height: 70px;
        margin-top: -35px;
    }

    .profile-card h5 {
        font-size: 0.8rem;
    }

    .profile-card p {
        font-size: 0.7rem;
    }

    .pst-points {
        font-size: 0.8rem;
    }
}