style.css

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@200;300;400;500&display=swap');
*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}
body, html {
  height: 100%;
}
.bg-image {
  /* The image used */
  background-image: url("https://github.com/nooralibutt/nooralibutt.github.io/raw/master/cover.png");
  
  /* Add the blur effect */
  filter: blur(8px);
  -webkit-filter: blur(8px);
  
  /* Full height */
  height: 900px; 
  
  /* Center and scale the image nicely */
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}
.about-us{
  height: 100%;
  width: 100%;
  padding: 40px 0;
  
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
}
.pic{
  height: auto;
  display: block;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 30px;
  width:  250px;
  border-radius: 50px 20px;
}
.about{
  width: 75%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-around;
}
.text{
  color: white;
}
.text h2{
  font-size: 90px;
  font-weight: 600;
  margin-bottom: 10px;

}
.text h5{
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 20px;
}
span{
  color: #F2E44B;
}
.text p{
  font-size: 18px;
  line-height: 25px;
  letter-spacing: 1px;
}
.data{
  margin-top: 30px;
  display: flex;
}
.btn-primary{
  margin-left: 8px;
  font-size: 18px;
  background: #4070f4;
  color: #fff;
  text-decoration: none;
  border: none;
  padding: 8px 25px;
  border-radius: 6px;
  transition: 0.5s;
}
.btn-primary:hover{
  background: #0055dd;
   color: #fff;
   transition: 0.5s;
}
.btn-primary:focus {
    box-shadow: 0 0 0 5px rgba(0, 85, 255, 0.5)
}