* {
  box-sizing: border-box;
}
body {
  font-family: Arial, Helvetica, sans-serif;
}
a:link {color:#000}
a:hover{text-decoration:none; color:blue;}

.content {
 width:80%;
 background-color: #fff;  
 border: 1px solid #000 ;
 border-radius: 30px;
 padding:30px;
 margin:auto;
 margin-top:80px;
 line-height: 1.5em;
}
h1 {
    font-size: 1.6em;
    line-height: 1.5em;}
p {font-size: 1.2em;}

/* Responsive layout - */
@media (max-width: 600px) {
  .content {
    width: 95%;
    margin-top: 10px;
  }
  h1 {
    font-size: 1.3em;
    line-height: 1.5em;}
 p {
    font-size: 1.1em;
}
}