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


header {
  height: 79px;
  width: 100%;

}

header img {
  width: 25%;
  height: 100%;
  display: block;
  margin-right: auto;
  margin-left: auto;
}

nav {
  text-align: center;
  padding-top: 50px;
  float: none;
    display: block;
   
}

nav a {
  background-color: red;
  border-radius: 15px;
  color: white;
  font-size: 70%;
  padding: 5px 5px 5px 5px;
  text-decoration: none;

}

nav a:hover {
  background: white;
  color: red;
  text-decoration: none;
}
footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  height:5%;
  background-color: red;
  color: white;
  /* text-align: center; */
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 15px;
}

@media (max-width: 700px) {
  footer {
    font-size: 12px;
  }
}