* {
  transition: all 0.4s linear;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Dancing Script', cursive;
}

h1 {
  color: navy;
  text-align: center;
  text-decoration: underline;
  font-size: 32px;
  font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif
}

a {
  text-decoration: none;
  color: darkred;
}

a:hover {
  color: navy;
}

p {
  font-size: 18px;
  line-height: 24px;
  background: yellow;
  padding: 16px;
  margin-bottom: 40px;
  border: 3px solid violet;
}

.centered {
  text-align: center;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
}


.square{
  width: 50%;
  height: 100px;
  background: tomato;
}

.avatar {
  display: block;
  width: 100%;
  margin: 0 auto;
  max-width: 240px;
  border-radius: 50%;
}

.avatar:hover {
  border-radius: 0;
}

.circle {
  position: fixed;
  bottom: 10px;
  right: 5px;
  width: 50px;
  height: 50px;
  background: greenyellow;
  border-radius: 50%;
}

.header {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  height: 100vh;
  min-height: 500px;
  background: url('img/ocean.jpg');
  background-size: cover;
}


@media (max-width: 600px) {
  body {
    background: hotpink;
  }
}