.main-content {
    font-family: 'Roboto', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    background-color: white;
    color: black;
    min-height: 100vh;
    padding: 20px;
}

.hero {
    text-align: center;
    padding: 3rem 1rem;
    border-bottom: 1px solid #ddd;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    color: #555;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background-color: black;
    color: white;
    border: 2px solid black;
    text-decoration: none;
    font-weight: bold;
    margin: 0.5rem;
    transition: all 0.3s;
}

.btn:hover {
    background-color: white;
    color: black;
}

div {
    padding: 3rem 1rem;
    /* border-bottom: 1px solid #ddd; */
}

.div-title {
    /* color: ; */
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.features-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 1.5rem;
    flex: 1;
    min-width: 250px;
    max-width: 350px;
    background-color: #f9f9f9;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: .5rem;
    display:flex;
    justify-content:center;
    font-size:45px !important;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
}

.source-card {
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
    background-color: #f9f9f9;
}

.source-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.source-card ul {
    list-style: none;
    padding-left: 0;
}

.source-card ul li {
    margin-bottom: 0.5rem;
    padding-left: 1.2rem;
    position: relative;
}

.source-card ul li:before {
    content: "→";
    position: absolute;
    left: 0;
}

.pages-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.page-card {
    border: 1px solid #ccc;
    border-radius: 5px;
    flex: 1;
    min-width: 250px;
    max-width: 350px;
    background-color: #eeee;
}

.page-card-header {
    background-color: #eee;
    padding: 1rem;
    border-bottom: 1px solid #eeee;
    background-color:#eeee;
}

.page-card-header h3 {
    margin: 0;
    font-size: 1.3rem;
}

.page-card-body {
 background-color:#f9f9f9;   
 padding: 1.5rem;
}

.page-card-body ul {
    list-style: none;
    padding-left: 0;
}

.page-card-body ul li {
    margin-bottom: 0.5rem;
    padding-left: 1.2rem;
    position: relative;
}

.page-card-body ul li:before {
    content: "•";
    position: absolute;
    left: 0;
}

.about-content {
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
    background-color: #f9f9f9;
}

.about-content p {
    margin-bottom: 1rem;
    color: black;
}

.contact-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    max-width: 800px;
    margin: 0 auto;
}

.contact-card {
    border: 1px solid #eee;
    border-radius: 5px;
    padding: 1.5rem;
    text-align: center;
    flex: 1;
    min-width: 250px;
    max-width: 350px;
    background-color: #f9f9f9;
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-link {
    color: black;
    text-decoration: none;
    font-weight: bold;
    display: inline-block;
    margin-top: 0.5rem;
    border-bottom: 1px solid black;
    padding-bottom: 2px;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .div-title {
        font-size: 1.7rem;
    }
    
    .btn {
        padding: 0.7rem 1.5rem;
        font-size: 0.9rem;
    }
}

@media(max-width:500px){
    .hero{
        min-height:55vh;
    }

}