.header_default {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.header_default h1 {
    color: #FFFFFF;
    margin-bottom: 10px;
}

.header_default .breadcrumb,
.header_default .breadcrumb a {
    color: #FFFFFF;
    opacity: 0.8;
}

.ebook-container {
    max-width: 1140px;
}

.page-section {
    padding: 60px 0;
    background-color: #ffffff;
}

.ebook-item {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: flex-start;
    padding-bottom: 30px;
    margin-bottom: 30px;
    border-bottom: 1px solid #e9e9e9;
    gap: 30px;
}

.ebook-imagem {
    flex-basis: 40%;
    flex-shrink: 0;
}

.ebook-info {
    flex-basis: 60%;
    flex-grow: 1;
}

.ebook-imagem img {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
    display: block;
    margin-top: 8px;
}

@media (max-width: 767px) {
    .ebook-item {
        flex-direction: column;
    }
    .ebook-imagem,
    .ebook-info {
        flex-basis: 100%;
    }
}

.ebook-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.ebook-info h3 {
    font-size: 1.8em;
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 15px;
}

.ebook-descricao p {
    font-size: 1em;
    line-height: 1.6;
    color: #555555;
    margin-bottom: 15px;
}

.page-section .ebook-info .btn-baixe-gratis {
    background-color: #ffc107;
    color: #000;
    padding: 12px 25px;
    text-decoration: none;
    display: inline-block;
    margin-top: 10px;
    font-weight: bold;
    transition: background-color 0.3s;
    border: none;
    border-radius: 0;
}

.page-section .ebook-info .btn-baixe-gratis:hover {
    background-color: #e0a800;
    color: #000;
}

.sidebar-ebooks .sidebar-widget {
    margin-bottom: 30px;
    padding: 30px;
    border: 2px solid #000;
    border-radius: 10px;
}

.sidebar-ebooks .sidebar-widget h4 {
    font-size: 1.25em;
    font-weight: 700;
    margin-bottom: 20px;
    text-align: left;
    border-bottom: 4px solid #000;
    padding-bottom: 10px;
    display: inline-block;
}

.social-icons-container {
    display: flex;
    justify-content: flex-start;
    gap: 15px;
}

.social-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background-color: #ffd400;
    border-radius: 50%;
    transition: transform 0.2s ease-in-out;
}

.social-icon:hover {
    transform: scale(1.1);
}

.social-icon img {
    width: 20px;
    height: auto;
}

.sidebar-ebooks .widget-contato {
    background-color: #ffc107;
    border: none;
}

.widget-contato-icon {
    display: block;
    width: 40px;
    height: auto;
    margin-bottom: 15px;
}

.sidebar-ebooks .widget-contato h4 {
    border-bottom: none;
    padding-bottom: 0;
    display: block;
    font-size: 1.4em;
}

.sidebar-ebooks .widget-contato p {
    font-size: 1.1em;
    line-height: 1.5;
}

.widget-contato .btn-solicitar-contato {
    background-color: #000;
    color: #fff;
    padding: 12px 20px;
    text-decoration: none;
    display: block;
    margin-top: 15px;
    font-weight: 700;
    text-align: center;
    border-radius: 8px;
}