talk/public/css/admin.css

body, #root {
  width: 100%;
  height: 100%;
  margin: 0;
  background: #fff;
}

.container {
  max-width: 300px;
  margin: 50px auto;
}

#root form {
  display: none;
  padding: 15px;
}

.legend {
  text-align: center;
  width: 100%;
  font-weight: bold;
}

label {
  display: block;
  margin-top: 10px;
  margin-bottom: 3px;
  padding-right: 30px;
}

small {
  color: #888;
}

input {
  border-radius: 4px;
  margin-top: 3px;
  border: 1px solid lightgrey;
  font-size: 16px;
  width: 100%;
  padding: 14px;
  height: 100%;
  display: inline-block;
}

button[type="submit"] {
  border-radius: 4px;
  border: none;
  display: block;
  background-color: #333;
  color: white;
  text-align: center;
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  cursor: pointer;
}

.error-console {
  display: none;
  margin-top: 10px;
  border-radius: 4px;
  background-color: pink;
  color: red;
  border: 1px solid red;
  padding: 10px;
}

.error-console.active {
  display: block;
}