article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
nav,
section,
summary {
    display: block;
}
html {
    font-size: 100%; /* 1 */
    -ms-text-size-adjust: 100%; /* 2 */
    -webkit-text-size-adjust: 100%; /* 2 */
}
html,
button,
input,
select,
textarea {
    font-family: sans-serif;
}
a:focus {
    outline: thin dotted;
}
a:active,
a:hover {
    outline: 0;
}

h1 {
    font-size: 2em;
    margin: 0.67em 0;
}

h2 {
    font-size: 1.5em;
    margin: 0.83em 0;
}

h3 {
    font-size: 1.17em;
    margin: 1em 0;
}

h4 {
    font-size: 1em;
    margin: 1.33em 0;
}

h5 {
    font-size: 0.83em;
    margin: 1.67em 0;
}

h6 {
    font-size: 0.67em;
    margin: 2.33em 0;
}
hr {
    -moz-box-sizing: content-box;
    box-sizing: content-box;
    height: 0;
}
p,
pre {
    margin: 1em 0;
}
img {
    border: 0; /* 1 */
    -ms-interpolation-mode: bicubic; /* 2 */
}
figure {
    margin: 0;
}
button,
input {
    line-height: normal;
}
button,
select {
    text-transform: none;
}
button,
html input[type="button"], /* 1 */
input[type="reset"],
input[type="submit"] {
    -webkit-appearance: button; /* 2 */
    cursor: pointer; /* 3 */
    *overflow: visible;  /* 4 */
}
button[disabled],
html input[disabled] {
    cursor: default;
}
textarea {
    overflow: auto; /* 1 */
    vertical-align: top; /* 2 */
}