styles.css

@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@500');

:root {
  --bg-color: #F2F2F2;
  --text-color:#1A1A1A;
  --block-color:#1b1f230d;
  --border-color:#1b1f2317;
}

body
{
  background-color: var(--bg-color);
  font-family: 'Open Sans', sans-serif;
  font: 16px;
  line-height: 1.25;
  color: var(--text-color);
  margin: 0;
}

main
{
  max-width: 100%;
  width: 1024px;
  margin: 32px auto;
  padding: 0 16px;
  display: table;
}

h1
{
  text-align: center;
}

table
{
  width: 100%;
  border-spacing: 0;
  border-collapse: collapse;
}

td, th
{
  text-align: left;
  padding: 8px;
  line-height: 1.5;
}
td
{
  border-top: 1px solid var(--border-color);;
}
th
{
  border-bottom: 2px solid var(--border-color);;
}

tbody tr:nth-child(odd)
{
  background-color: var(--block-color);
}

.left{
    padding-left: 8px;
    text-align: left;
    float: left;
}
.right{
    padding-right: 8px;
    text-align: right;
    float:right
}