*{
  margin: 0;
  padding: 0;
}
body{
  font-family: "メイリオ", Meiryo, "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
  font-size: 16px;
  line-height: 1.5em;
}
h1, h2, h3, h4, h5, h6  {
  font-size: 100%;
}
li{
  list-style-type: none;
}
table{
  border-collapse: collapse;
  border-spacing: 0;
}
img {
  border: none;
  display: block; /* vertical-align: bottom;でも同じ効果 */
}
a{
  text-decoration: none;
}