body {
  font-family: sans-serif;
  font-size: 25px; 
  padding: 0 1rem;
  box-sizing: border-box;
}

#main-menu > ul {
  font-size: 1em;
  column-gap: 3ch;
  list-style-type: none;
  display: flex;
  flex-wrap: wrap;
  row-gap: 1.5ch;
  padding: 0;
  margin: 0;
}

header {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  align-items: center;
  font-size: 2em;
  padding: 1em 0.4em 1.4em 0.4em;
  text-align: center;
}

header > font {
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  align-content: stretch;
  justify-content: flex-start;
  align-items: center;
}

header > p {
  color: red;
  font-size: 1.1em;
}

nav > li > a,
a:link,
a:visited {
  color: black;
  font-size: 1.8em;
  list-style-type: none;
}

nav > ul {
  list-style-type: none;
  padding: 0;
}

footer {
  font-size:20px;
}

.main {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  align-items: center;
  gap: 2rem;
}

img {
  width: 100%;
  max-width: 380px;
  height: auto;
}

.img_content {
  width: 100%;
  max-width: 220px; /* era 180px */
  height: auto;
}

.email > a{
  font-size:10px;
}

.main_content {
  margin: 0;
  padding: 2% 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.main_content > article {
  margin: 0;
  flex: 1 1 100px;
  font-size: 1.1em; /* destaque no corpo do texto */
}

.main_content > nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  align-items: center;
  gap: 1.2rem;
}

@media (max-width: 768px) {
  body {
    font-size: 19px;
  }

  header {
    font-size: 1.6em;
  }

  nav > a,
  a:link,
  a:visited {
    font-size: 1.4em;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 17px;
  }

  header {
    font-size: 1.4em;
  }

  nav > a,
  a:link,
  a:visited {
    font-size: 1.2em;
  }

  #main-menu > ul {
    flex-direction: column;
    gap: 0.8ch;
  }

  .main {
    flex-direction: column;
    align-items: flex-start;
  }

  .main_content {
    flex-direction: column;
  }

  img {
    max-width: 100%;
  }
}