.portfolio-thumbnail {
    text-align: center;
    margin-bottom: 20px;
}

.portfolio-thumbnail img {
    max-width: 100% !important;
    display: block !important;
    margin-left: auto;
    margin-right: auto;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.portfolio-item {
    border: 1px solid #ccc;
    padding: 15px;
    background: #f9f9f9;
    border-radius: 8px;
}
.portfolio-meta {
    background: #f8f8f8;
    padding: 15px;
    border: 1px solid #ddd;
    margin: 20px 0;
    border-radius: 8px;
}

.portfolio-meta ul {
    list-style: none;
    padding: 0;
}

.portfolio-meta li {
    margin-bottom: 8px;
    font-size: 16px;
}
.project_si_title{
    font-size: 34px;
    font-weight: bold;
    margin-bottom: 10px;
    text-align: left;
    padding-bottom: 10px;
}



.portfolio-category-tabs {
    display: flex;
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.portfolio-category-tabs li {
    padding: 10px;
    cursor: pointer;
    background-color: #f1f1f1;
    margin-right: 10px;
    border-radius: 5px;
}

.portfolio-category-tabs li:hover {
    background-color: #ddd;
}

.portfolio-item {
    width: 30%;
    display: inline-block;
    padding: 10px;
    box-sizing: border-box;
    cursor: pointer;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background-color: #fff;
    text-align: center;
}

.portfolio-item img {
    max-width: 100%;
    height: auto;
}

.portfolio-item h4 {
    font-size: 16px;
    margin-top: 10px;
}

.portfolio-item p {
    font-size: 14px;
    color: #666;
}

.portfolio-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}