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

body{
  font-family: 'Open Sans', sans-serif;
  background-color: #fff;
}

header{
  width: 100%;
  height: 50px;
  background: #333;
  color: #fff;
  display: inline;
  /*position: fixed;*/
  top: 0;
  left: 0;
  z-index: 100;
}

.contenedor{
  width: 98%;
  margin: auto;
}

h1{
  /*float: left;*/
}

header .contenedor{
  display: table;
}

section{
  width: 100%;
  margin-bottom: 25px;
}

#bienvenidos{
  text-align: center;
  flex-wrap: wrap;
}

footer .contenedor{
  display: flex;
  justify-content: center;
  padding-bottom: 25px;
}

.copy{
  font-size: 20px;
}

@media (min-width:1024px) {
  .contenedor{
    width: 1000px;
  }
}