.header .header-container .main-header {
    box-shadow: 0 0 15px 0 rgba(0,0,0,0.2);
    transition: all 0.2s ease;
}
.page-container {
    width: 100%;
}
.page-container .page-header {
    padding: 2.2rem 4%;
    background-color: rgba(35, 41, 63, 0.2);
}
.page-container .page-header .page-title {
    margin-top: 0;
    margin: 0;
    font-size: 2.9rem;
    font-weight: 500;
    line-height: 1.2;
    color: #fff;
    text-align: center;
}
.page-container .page-content {
    background-color: #23293f;
    padding: 4.4rem 4%;
    font-size: 1.6rem;
    color: rgba(225,235,245,.8);
}

.post_content h3 {
    margin-bottom: 1.6rem;
    font-weight: 400 !important;
    color: #fff;
    font-size: 2.5rem;
}

.post_content h4 {
    color: #6f6d8f;
    font-size: 2rem;
}
.post_content h5 {
    color: #de6f1e !important;
    font-size: 1.8rem;
    font-weight: 500 !important;
    line-height: 1.2;
}

@media (max-width:768px){
    .page-container .page-content {
        padding: 2rem 4%;
        font-size: 1.2rem;
    }
    
    .post_content h3 {
        margin-bottom: 1rem;
        font-size: 1.8rem;
    }
    
    .post_content h4 {
        font-size: 1.5rem;
    }
    .post_content h5 {
        font-size: 1.3rem;
    }
}