html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    background-color: transparent;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
}

.parallax {
    background-image: url('images/background.png');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
    min-height: 100vh;
    position: relative;
}

.content {
    background-color: rgba(255, 255, 255, 0.9);
    padding: 50px 0;
    position: relative;
    z-index: 10;
}

.container {
    background-color: transparent;
}

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
}

.card {
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.card-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    text-align: center;
}

.icon {
    width: 50px;
    height: 50px;
    margin-bottom: 15px;
    fill: var(--primary-color);
}

#contact .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
}

.section-header {
    position: relative;
    padding-bottom: 15px;
}

.section-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 100px;
    height: 3px;
    background-color: var(--primary-color);
    transform: translateX(-50%);
}