html {
  font-size: 16px;
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-text-size-adjust: 100%;
  height: 100%;
}

body {
  margin: 0;
  padding: 0;
  font-size: 16px;
  line-height: 1.5;
  height: 100%;
}

div,
p,
  {
  margin: 0;
  padding: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-weight: normal;
  margin: 0;
  padding: 0;
}

ul,
li {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

dl,
dt,
dd {
  margin: 0;
  padding: 0;
}

a {
  text-decoration: none;
}

*,
*:before,
*:after {
  -webkit-box-sizing: border-box;
  box-sizing: border-box
}

label {
  cursor: pointer;
}

img {
  width: 100%;
  margin: 0;
  padding: 0;
  vertical-align: bottom;
  image-rendering: -webkit-optimize-contrast;
}

/* セル間の隙間をなくす */
table,
tr,
th,
td {
  border-collapse: collapse;
}