header {
    background-color: #343a40 !important;
    padding: 20px !important;
    color: #fff;
    text-align: center;
    margin-bottom: 20px;
}

.article {
    margin-bottom: 40px;    
}

.article img {
    max-width: 100%;
    height: auto;
    margin-bottom: 20px;
}

.article h2 {
    margin-bottom: 20px;
}

.article .btn-read-more {
    background-color: #007bff;
    color: #fff;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 5px;
}

.article-img {
    align-self: flex-end;
    margin-top: 1rem;
    margin-right: 1rem;
    max-width: 200px;
    border-radius: 50%;
    border: 1px solid #ccc;
}
.article-content {
    margin-top: 1rem;
}
.header-img {
    max-height: 100px;
}

.image-container {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 75%;
}
.image-container img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}