*{
    padding: 0;
    margin: 0;
}
/* header */
header{
    background: linear-gradient(to right, rgba(3, 112, 203, 0.9), rgba(3, 112, 203, 0)), 
  url("assete/slide3.jpg");
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    height: 90vh;
}
/* hero section */
.heroService{
    width: 40%;
    justify-content: center;
    align-items: center;
    padding: 90px;
    color: white;
}
.heroService h1{
    font-size: 80px;
    font-weight: 700;
    margin-top: 70px;
}
@media all and (max-width:500px){
    .heroService{
      width: 100%;
      padding: 80px 0px;
      text-align: center;
}
.heroService h1{
    font-size: 60px;
}
}