#site-content {
    width: 100%;
}

.archive-header {
    text-align: center;
    margin-bottom: 0.5rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 1.5rem;
}

.archive-introduction {
    text-align: center;
    font-size: 16px;
    margin-bottom: 1rem;
}

.learning-courses-container {
    margin-top: 10px;
    margin-bottom: 50px;
}

.learning-course-introduction {
    margin-bottom: 10px;
    line-height: 1.6;
    font-size: 15px;
    font-style: italic;
}

.learning-course-introduction p {
    margin-bottom: 0px;
}

.learning-course-modules-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
}

article {
    position: relative;
    width: calc(25% - 15px) !important;
    padding: 10px 10px 5px 10px !important;
    border: 1px solid gray !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    margin-bottom: 0px !important;
    border-radius: 5px;
    text-align: center;
    background-color: white;
    display: flex;
    flex-direction: column;
}

article .post-thumbnail img {
    border-radius: 5px;
}

article .post-header {
    margin-top: 5px;
    margin-bottom: 0px;
    flex-grow: 1;
}

article .post-link {
    font-weight: bold;
    line-height: 1;
    margin-bottom: 10px;
}

article .post-title{
    font-size: 0.8rem;
}

article .post-title {
    font-weight: normal;
}

.post-content {
    font-size: 0.7rem;
    flex-grow: 1;
}

.post-content {
    margin-bottom: 5px;
}

.post-content p {
    margin-bottom: 0px;
}

.read-more {
    display: none;
}

.start-learning-button {
    display: block;
    color: white;
    font-weight: bold;
    font-size: 0.7rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    margin-top: 5px;
    margin-bottom: 5px;
    padding: 3px;
    border-radius: 5px;
    background-color: teal;
}

.start-learning-button:hover, .start-learning-button:focus {
    color: white;
}

.navigation {
    text-align: right;
    margin-bottom: 10px;
}

.pagination {
    display: inline-block;
}

.page-numbers {
    display: inline-block;
    border-radius: 5px;
    padding: 0px 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-right: 5px;
}

.page-numbers.current {
    background-color: whitesmoke;
}

.see-all {
    display: inline-block;
    margin-left: 10px;
    font-weight: bold;
    border-radius: 5px;
    padding: 0px 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.post-locker {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
}

.post-locker i {
    position: absolute;
    background-color: white;
    border: 1px solid darkorange;
    border-radius: 50%;
    width: 80px;
    height: 80px;
    line-height: 80px;
    font-size: 50px;
    color: darkorange;
    text-align: center;
}

.spinner {
    display: block;
    width: 80px;
    height: 80px;
    border: 8px solid lightgray;
    border-radius: 50%;
    border-top: 8px solid #3498db;
    animation: spin 2s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@media screen and (max-width: 768px) {
    .learning-course-modules-container {
        gap: 10px;
    }
    article {
        width: calc(50% - 5px) !important;
    }
}