body {
  margin: 0px 0px 0px 0px;
/* -----------------------------------------------------
  background-color : #f6fefe;
-------------------------------------------------------- */
  font-size: 1em;
  font-family: verdana, sans-serif;
}

*, *::after, *::before {
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
  box-sizing: border-box;
}

a {
  color: #ffa000;
  text-decoration: none;
  outline: none;
}
a:hover {
  text-decoration: underline;
}

/* -----------------------------------------------------
    Main
-------------------------------------------------------- */
main {
  width: 100%;
  max-width: 940px;
  margin: 0 auto;
}
main .main-content {
  margin: 0 8px;
  padding: 60px 0;
}
main .examples {
  display: block;
  margin-bottom: 65px;
  padding: 2.8rem 3%;
}
main .examples:last-child {
  margin-bottom: 20px;
}
main .examples h3 {
  color: #444;
  margin: 0;
  padding: 0 0 20px 0;
}


/* -----------------------------------------------------
   Buttons
-------------------------------------------------------- */
.btn1,
.btn {
  color: #FFF;
  display: inline-block;
  position: relative;
  text-align: center;
  text-decoration: none;
  vertical-align: baseline;
  white-space: nowrap;
  cursor: pointer;
  outline: none;
  border-radius: 3px;
}
.btn1:hover,
.btn:hover {
  text-decoration: none;
}

.gitBtn,
.penBtn {
  height: 38px;
  font-size: 1.1em;
  line-height: 38px;
  margin-right: 10px;
  padding: 0px 22px;
  border: 1px solid #FFA500;
  background-color: #FFA500;
  box-shadow: 0px 2px rgba(0, 0, 0, 0.157);
}
.gitBtn:last-child,
.penBtn:last-child {
  margin-right: 0;
}

.btn {
  height: 30px;
  font-size: 12px;
  font-weight: bold;
  line-height: 30px;
  padding: 0px 14px;
}
.btn.btn-primary {
  border: 1px solid #FFA500;
  background-color: #FFA500;
}
.btn.btn-primary:hover {
  border: 1px solid #f09b00;
  background-color: #f09b00;
}