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

body {
  font-family: Roboto, sans-serif;
}

nav {
  background-color: #1cd1b0;
  border: solid 1px black;
  padding: 20px;
  font-size: 20px;
  position: sticky;
  top: 0px;
  z-index: 10;
  box-shadow: 0px 5px 5px #004b77;
}

h1 {
  background-color: #00669f;
  padding: 30px;
  box-shadow: 0px 5px 5px gray;
  font-size: 50px;
  font-weight: normal;
}

section {
  position: relative;
}

article {
  margin-top: 150px;
  width: 350px;
  height: min-content;
  margin-left: 20px;
  margin-right: 20px;
  background-color: #f3f3f3;
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
  box-shadow: 0px 5px 5px gray;
}

.card-1 {
  position: absolute;
  top: 0px;
  left: 50px;
}

.card-2 {
  position: absolute;
  top: 0px;
  left: 450px;
}

.card-3 {
  position: absolute;
  top: 0px;
  left: 850px;
}

.fondo {
  width: 350px;
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
}

.fondo2 {
  width: 350px;
  height: 238.41px;
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
}

.avatar {
  border-radius: 50%;
  width: 120px;
  position: absolute;
  top: 178px;
  left: 115px;
  box-shadow: 0px 5px 5px gray;
}

.icono {
  position: absolute;
  top: 10px;
  left: 10px;
}

h2 {
  text-align: center;
}

.text {
  text-align: center;
  margin-top: 80px;
  padding: 0px 30px 30px;
  font-size: 18px;
  text-align: left;
  position: relative;
  height: 310px;
}

a {
  background-color: #00669f;
  color: white;
  padding: 10px 25px;
  text-decoration: none;
}
.button {
  position: absolute;
  bottom: 40px;
  left: 117px;
}

footer {
  background-color: #00669f;
  color: white;
  padding: 30px;
  margin-top: 1000px;
  font-size: 20px;
}