body {
  margin: 10;
  background: #F4F1F8;
}
table {
  border-collapse: collapse; 
  line-height: 1.1;
  font-family: "Lucida Sans Unicode", "Lucida Grande", Sans-Serif;
text-align: left;
  background:  radial-gradient(farthest-corner at 50% 50%, white, #ECECF0);
  color: #0C213B;
}
th {
  padding: 5px; 
font-size: 20px;
  border: 1px solid #A9E2CC;
}
td {
padding: 5px; 

  padding: 5px 7px;
  border: 1px solid #A9E2CC;
}
.tooltip {
      position: fixed;
      padding: 10px 20px;
      /* красивости... */

      border: 1px solid #b3c9ce;
      border-radius: 4px;
      text-align: center;
      font: italic 14px/1.3 sans-serif;
      color: #333;
      background: #fff;
      box-shadow: 3px 3px 3px rgba(0, 0, 0, .3);
    }