h1{
    background-color: green;
    border: solid;
    border-radius: 40px;
    margin: 10px;
}
h2{
    background-color: green;
    border: solid;
    border-radius: 40px;
    margin: 10px;
}
body{
   background: linear-gradient(40deg,lightgreen,rgb(46, 228, 46));
}
.S{
    border: solid;
    padding: 20px;
}