*{
    box-sizing: border-box;
}
body{
    margin: 0px;
    background-image: url(../img/header.jpg);
    background-size:  100% 28%;
    background-repeat: no-repeat;
}
main{
    width: clamp(576px, 70vw, 1200px);
    margin-left: auto;
    margin-right: auto;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-align: justify;
}
h1{
    margin: 40px 0px 40px 0px;
}
.bald{
    font-weight: bold;
    color: white;
}
.onImage{
    color: white;
}
.roundImg {
    border-radius: 10px; 
    border: none;
    box-shadow: 0 0 7px #666; 
    width: 100%;
    height: 150px;
}