<h3>Zambia</h3>

<div class="flag zambia">
  <img src="https://imgur.com/4NOp6BT.png" height="37" alt="" />
</div>

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

body {
  width: 100%;
  height: 100vh;
  background-color: rgb(221, 239, 255);
  display: grid;
  place-items: center;
  font-family: cursive;
  font-weight: bold;
}

h3 {
  position: absolute;
  text-align: center;
  top: 20px;
}

/* Main Style Stars from here  */
.flag {
  position: relative;
  width: 300px;
  height: 200px;
  box-shadow: 0 0 1px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.zambia {
  background-color: #198a00;
}

.zambia::before {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;

  width: 108px;
  height: 130px;
  background: linear-gradient(
    to right,
    #de2010 36px,
    #000 36px,
    #000 72px,
    #ef7d00 0
  );
}
.zambia > img {
  position: absolute;
  top: 9%;
  right: 2.14%;
}