body {
    margin: 0;
    text-align: center;
    background-repeat: no-repeat;
    background-image: url("Ireem31.PNG");
    background-size: cover;
    color: burlywood;
  }
  
h1,h2{
  font-family: 'Raleway', sans-serif;
  font-weight:bold;
  color: burlywood;
}
  
h1{
  padding:10% 0 0 0;
}
  
.tech_lang{
  border-radius: 50%;
  max-width: 130px;
}
  
nav{
  background-color: transparent;
  width: 100vw;
  height: 5vh;
  justify-content: space-evenly;
  display: flex;
  margin-bottom: 5%;
  position: fixed;
}

  
nav a {
  color:rgb(252, 252, 252);
  text-decoration: none;
}
  
span {
  font-weight: bold;
}
  
.top {
  background-color: transparent;
  margin: 0% auto;
  width: 100%;
  border: 1px solid #fcf1f1;
  text-align: center;
}
  
.about_us,.course {
  background-color: #b0eacd;
  text-align: center;
  margin: 0% auto;
  width: 100%;
  border: 1px solid #b0eacd;
}

.course {
  background-color: transparent;
  text-align: center;
  margin: 0% auto;
  width: 100%;
  border: 1px solid #b0eacd;
}
  
.course h2 {
  padding: 20px;
}
  
a:hover {
  cursor: pointer;
  color: grey;
}