* 
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body
{
    background-color: #e7ffe5;
}

header
{
    position: fixed;
    top: 20px;
    left: 20%;
    /* background-color: yellow; */
    background-color: #ebe212;
    width: 60%;
    max-width: 60%;
    margin: auto;
    margin-top: 2em;
    align-items: center;
    border-radius: 10px;
    /* z-index: 9; */
}

header .navegation
{
    position: relative;
    display: flex;
    justify-content: center;
    gap: 10em;
    align-items: center;
    padding: 0.5em 2em;
}

.navegation .nav a 
{
    text-decoration: none;
    margin-right: 0.9em;
}

.navegation .nav-button a
{
    text-decoration: none;
    background-color: black;
    padding: 0.5em 2em;
    border-radius: 10px;
    color: white;
}

/*      main section     */
/*          first  */

#first-bar .first-section
{
    /* background-color: aqua; */
    margin-top: 14em;
    /* position: absolute; */
    /* margin-top: 1200px; */
    display: flex;
    flex-direction: column;
    margin: 180px auto;
    justify-content: center;
    align-items: center;
    text-align: center;
    max-width: 50%;

}

#first-bar .first-section h1
{
    font-family: Roobert, sans-serif;
    font-size: 6em;
    line-height: 1em;
}

#first-bar .first-section p
{
    font-size: 2em;
}

#first-bar .first-section a
{
    font-size: 2em;
    background-color: black;
    color: white;
    text-decoration: none;
    padding: 0.1em 10em;
    margin-top: 2em;
    text-align: center;
    align-items: center;
    border-radius: 10px;
}

/*   second bar  */

#second-bar .second-section
{
    /* background-color: aqua; */
    margin-top: 14em;
    /* position: absolute; */
    /* margin-top: 1200px; */
    display: flex;
    flex-direction: column;
    margin: 180px auto;
    justify-content: center;
    align-items: center;
    text-align: center;
    max-width: 50%;

}

#second-bar .second-section h1
{
    font-family: Roobert, sans-serif;
    font-size: 6em;
    line-height: 1em;
}

#second-bar .second-section p
{
    font-size: 2em;
}

#grid-template-first
{
    display: grid;
    grid-template-columns: repeat(3. 1fr);
    grid-template-rows: repeat(2, 1fr);
    background-color: white;
    margin: 1em 12em;
}

#grid-template-first .item1
{
    grid-area: 1/2;
    background-color: #4eb684;
}

#grid-template-first .item2
{
    grid-area: 2/3;
    background-color: #ebe212;
}

#grid-template-first .item3
{
    grid-area: 1/2;
    background-color: #ebe212;
}

#grid-template-first .item4
{
    grid-area: 2/3;
    background-color: #4eb684;
}