.portfolio-section {
    padding: 20px 0; /* top and bottom padding */
    background-color: #f5f5f5; /* optional background */
    padding-bottom: 50px;
}

.portfolio-container {
    width: 80%; /* center content with 25% margin on each side */
    margin: 0 auto; /* horizontally center */

}

.responsive-wrapper {
    width: 100%;
    height: 550px; /* standard height, can adjust */
    overflow: auto;
    border: 1px solid #ccc; /* optional border */
    box-shadow: 0 2px 8px rgba(0,0,0,0.1); /* optional shadow */
}

.responsive-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
}