body{
    padding: 10px;
    /* background-color: #efefef; */
}
a {
  /* color: #337ab7; */
  text-decoration: none;
}
a:hover,
a:focus {
  /* color: #23527c; */
  text-decoration: underline;
}
a:focus {
  outline: thin dotted;
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}