html,
body {
  height: 100%;
}

body {

  align-items: center;
  padding-top: 40px;
  padding-bottom: 40px;
  background-color: #f5f5f5;
}


.form-signin {
  width: 100%;
  max-width: 330px;
  padding: 15px;
  margin: auto;
}

.form-signin .form-floating:focus-within {
  z-index: 2;
}

.form-signin input[type="text"] {
  margin-bottom: -1px;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
}

.form-signin input[type="password"] {
  margin-bottom: 10px;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}
ul {
  padding: 0;
  width: 100%;
}

li {
  display: inline;
}

a {
  outline: none;
  text-decoration: none;
  display: inline-block;
  width: 11%;
  margin-right: 0.625%;
  text-align: center;
  line-height: 3;
  color: black;
}

li:last-child a {
  margin-right: 0;
}

a:link,
a:visited,
a:focus {
  background: #fa6400;
}

a:hover {
  background: #ec7b2f;
}

a:active {
  background: red;
  color: white;
}