@media (max-width: 768px) {
    nav {
        text-align: center;
    }
}

header { /* formatação do cabeçalho */

    padding: 30px 20px;
    color: white;
    background-image: url(https://wallpaperaccess.com/full/2170265.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    z-index: 1; /* atrás do conteúdo */

}

header::before {

    content: "";
    position: absolute;
    inset: 0; /* top, right, bottom, left = 0 */
    background-color: rgba(0, 0, 0, 0.3); /* controla a transparência */
    z-index: -1;

}

nav > a { /* ancora dentro do nav */

    color: white;
    padding: 5px;
    display: inline-block;
    text-decoration: none;
    font-weight: bold;
    margin: 5px 7px;

}

nav > a:hover { /* passar mouse na ancora decora underline */

    text-decoration: underline;

}

body { /* cor(body) fundo da pagina */

    font-size: clamp(16px, 2.5vw, 19px);
    line-height: 1.3;
    font-family: Arial, Helvetica, sans-serif;
    background-color: dimgray;
    margin: 0px;

}

h1 { /* titulo principal */

    font-size: clamp(23px, 5vw, 37px);
    text-align: center;
    font-family: 'Times New Roman', Times, serif;
    padding: 35px;

}

#h1 { /* titulo nv1 noticia */

    font-size: clamp(23px, 5vw, 37px);
    background-color: rgba(243, 245, 246, 0.493);
    box-shadow: 0px 4px 0px -2px blue;
    padding: 13px;
    margin: 40px 0px;

}


h2 { /* titulo nv2 */

    font-size: clamp(20px, 4vw, 30px);
    text-align: center;
    padding: 15px;
    margin-bottom: 30px;

}

h3 { /* titulo nv3 */

    font-size: clamp(18px, 3.5vw, 24px);
    margin-bottom: 55px;
    text-align: center;

}

h4 {

    font-size: clamp(15px, 3.2vw, 19px);

}

p { /* all paragrafos */

    text-indent: 25px;
    text-align: left;

}

span {

    color: blue;

}

img { /* centralizar imagem */

    display: block;
    margin: auto;

}

main { /* sessão principal */

    background-color: white;
    padding: 15px 20px;
    margin: 0px 10px;
    border-radius: 0px 0px 25px 25px;

}

.article-brasil { /* sessão noticias brasil */

    width: 85%;
    margin: auto;
    background-image: linear-gradient(to bottom, rgba(1, 200, 1, 0.562), rgba(255, 255, 0, 0.811));
    border-radius: 8px;
    box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.808);
    padding: 18px 25px;

}

.article-full { /* sessão noticias todas págínas */

    margin: auto;
    background: linear-gradient(to bottom, #fafafa, #ececec8c);
    border-radius: 8px;
    box-shadow: 2px 2px 3px rgba(0, 0, 0, 0.808);
    padding: 25px 25px;

}

.img-noticia { /* Todas Imagens */

    display: block;
    width: 85%; /* proporcional à tela */
    max-width: 900px;
    min-width: 180px;
    height: auto;
    margin: auto;
    box-shadow: 3px 3px 5px black;

}

footer { /* Rodapé powered by */

    color: black;
    text-align: end;
    padding: 15px 30px 0px 30px;
    margin: 0px;

}

section > div#container {

    overflow-x: auto;

}

table {

    margin: auto;
    border-collapse: collapse;
    width: 95%;
    max-width: 900px;
    min-width: 600px;

}

caption {

    background-color: rgba(233, 232, 232, 0.929);
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    font-size: 1.3em;
    border: 2px solid black;
    border-radius: 5px 5px 0px 0px;
    padding: 10px;

}

tbody > tr:nth-child(odd) {

    background-color: rgba(224, 224, 224, 0.866);

}

td,
th {

    text-align: center;
    border: 2px solid black;
    padding: 8px 4px;

}

thead > tr {

    color: white;
    background-color: rgb(83, 121, 186);

}

td.nome {

    text-align: left;

}