body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td {
    margin: 0;
    padding: 0;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}
fieldset, img { border: 0 }
address, caption, cite, code, dfn, em, strong, th, var {
    font-style: normal;
    font-weight: normal;
}
ol, ul { list-style: none }
caption, th { text-align: left }
h1, h2, h3, h4, h5, h6 {
    font-size: 100%;
    font-weight: normal;
}
q:before, q:after { content: '' }
abbr, acronym { border: 0 }
textarea { font-size: 100% } /* テキストエリア内文字サイズのブラウザ間での差異をなくす */
img {
    vertical-align: bottom;
    border: none;
}