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

header {
  display: flex;
  width: 80%;
  background-color: black;
  margin: 0 auto;
}

header .logo_imagen {
  display: flex;
  width: 25%;
}

header .logo_imagen img {
  width: 10%;
  height: 10%;
  object-fit: cover;
  object-position: top;
  border-radius: 50%;
}

header .logo_texto {
  display: flex;
  width: 75%;
  align-items: flex-end;
}

header .logo_texto img {
  width: 75%;
}

.logo_texto2 {
  height: 30vh;
  margin: auto;
}

nav {
  display: flex;
  width: 80%;
  justify-content: space-evenly;
  margin: 2vh auto;
  background-color: blue;
}

nav a {
  font-size: x-large;
  color: white;
  text-decoration: none;
  margin: 2px;
  padding: 5px;
  border-radius: 25%;
  width: 10%;
}

nav a:hover {
  color: red;
  background-color: blue;
}

.contenedor {
  display: flex;
  width: 80%;
  margin: auto;
}

.contenedor aside {
  display: flex;
  width: 30%;
}

.contenedor section {
  width: 70%;
}

section #foto > img {
  max-width: 250px;
  float: left;
  margin-right: 15px;
  width: 200px;
  height: 200px;
  object-fit: cover;
  object-position: top;
  border-radius: 50%;
}

/****************************************/

@media screen and (min-width: 481px) and (max-width: 768px) {
  .logo_texto2 {
    height: 20vh;
  }
}

/****************************************/

@media screen and (max-width: 480px) {
  .logo_texto2 {
    height: 20vh;
  }

  .contenedor aside {
    display: none;
    width: 5%;
  }

  .contenedor section {
    width: 95%;
    margin: auto;
  }
}