:root{
    --color-negro: #232a31;
    --color-azul: #1a0dab;
    --color-gris: #525252;
    --color-gris-5b: #5252525b;
}

* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    text-decoration: none;
}

body {
    font-family: Arial, Helvetica, sans-serif sans-serif;
    height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

header {
    height: 60px;
    width: 100%;
    padding: 10px 40px;
    display: flex;
    justify-content: space-between;
}

header nav {
    display: flex;
    gap: 20px;
}

/** ===== Contenido Principal ===== **/

main {
    text-align: center;
    width: 600px;
    align-self: center;
}

main .header h2 {
    font-weight: normal;
    font-size: 40px;
    color: var(--color-negro);
    margin-bottom: 15px;
}

main .header p {
    color: var(--color-negro);
    font-size: 14px;
    margin-bottom: 15px;
}

main .header a {
    color: var(--color-azul);
    font-size: 14px;
    font-weight: bold;
}

main .header a:hover {
    text-decoration: underline;
}

main .buscador label{
    display: flex;
    align-items: center;
    width: 100%;
    column-gap: 15px;

    padding: 10px 15px;
    border: 1px solid var(--color-gris-5b);
    box-shadow: 0 1px 1px var(--color-gris-5b);
    border-radius: 100px;
}

main .buscador label:hover {
    box-shadow: 0 1px 4px var(--color-gris-5b);
}

main .buscador input {
    flex: 1;
    border: none;
    font-size: 18px;
    color: var(--color-gris);
    border-right: 1px solid var(--color-gris-5b);
}

main .buscador input:hover {
    outline: none;
}

/** ===== Sección Tendencias ===== **/
main .tendencias {
    display: flex;
    justify-content: center;
    margin-top: 40px;
    text-align: start;
}

main .tendencias-contenido {
    padding: 16px;
    border: 1px solid var(--color-gris-5b);
    border-radius: 8px;
}

main .tendencias-contenido h3 {
    font-weight: normal;
    color: #232a31;
}

main .tendencias-contenido ol {
    padding-left: 25px;
    margin-top: 20px;
    height: 200px;
    width: 442px;
    display: flex;
    flex-flow: column wrap;
    gap: 20px;
}

main .tendencias-contenido a {
    display: inline-block;
    width: 180px;
    overflow: hidden;
    text-wrap: nowrap;
    text-overflow: ellipsis;
    vertical-align: bottom;
    color: var(--color-azul);
}

main .tendencias-contenido a:hover {
    text-decoration: underline;
}


/** ===== Footer ===== **/

footer {
    border-top: 1px solid var(--color-gris-5b);
    padding: 10px 40px;
    display: flex;
    justify-content: center;
    align-items: center;
}

footer ul {
    list-style: none;
    flex: 1;
    display: flex;
    justify-content: center;
    gap: 20px  
}

footer  .ajustes {
    display: flex;
    align-items: center;
    gap: 10px;
}

footer a {
    color: var(--color-gris);
    font-size: 14px;
}

footer a:hover {
    color: var(--color-azul);
}