*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #000000;
    color: #ffffff;
}

header {
    background-color: #dd6d6d;
    padding: 20px;
    text-align: center;
}