* {
  padding: 0;
  margin: 0;
}
body {
  background-color: #eee;
  color: #111;
  width: 100%;
  text-align: center;
}
a {
  color: #333;
}
header {
  padding-bottom: 1rem;
}
article {
  margin: auto;
  padding-bottom: 1rem;
}
footer {
  padding-bottom: 1rem;
}
p {
  margin: 1rem 0;
}

#formUrl {
  margin: 1rem auto;
}
#edtUrl {
  max-width: 24rem;
  width: 100%;
  padding: 0.25rem 0.375rem;
}
#btnUrl {
  padding: 3px 7px;
  margin: 0 auto;
}
/* #errorUrl {
  text-align: center;
  visibility: hidden;
  color: #e00;
  text-decoration: blink;
} */
#edtResult {
  width: 40rem;
  height: 30rem;
}

.adsense {
  text-align: center;
  margin: 1rem 0;
}