#border-ex1 {
  height: 200px;
  width: 300px;
  margin: 10px;
  background-color: dodgerblue;
  border-radius: 20%;
}

#border-ex2 {
  height: 200px;
  width: 300px;
  margin: 20px;
  background-color: dodgerblue;
  border-radius: 10% 50%;
}

#border-ex3 {
  height: 200px;
  width: 300px;
  margin: 10px;
  background-color: dodgerblue;
  border-radius: 10% 30% 70%;
}

#border-ex4 {
  height: 200px;
  width: 300px;
  margin: 10px;
  background-color: dodgerblue;
  border-radius: 10% 30% 50% 70%;
}

#container {
  display: flex;
  flex-wrap: wrap;
  margin: auto;
  justify-content: space-evenly;
  border-style: double;
}

p {
  color: white;
  text-shadow: 1px 1px 1px navy;
  font-weight: bold;
  padding: 30px;
  font-family: "Trebuchet MS";
  text-align: center; 
}

h1 {
  font-family: "Trebuchet MS";
  text-align: center; 
  color: dodgerblue;
}