【CSS】これを理解する！

@charset "utf-8";
/* CSS Document */


/* ----- Base ----- */
html, body, div, span, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
abbr, address, cite, code,
del, dfn, em, img, ins, kbd, q, samp,
small, strong, sub, sup, var,
b, i,
dl, dt, dd, ul, ol, li,
fieldset, form, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, figure, footer, header,
hgroup, menu, nav, section,
time, mark, audio, video, canvas {
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: none;
}

body {
    font-family: ArialMT, "Arial", "?q???M?m?p?S ProN W3";
    font-size: 16px;
    background-color: #666666;
    -webkit-user-select: none;
    -webkit-user-drag: none;
}

a {
    color: #A3D200;
    -webkit-tap-highlight-color: rgba(00,33,99,0.3);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: normal;

}

ul, ol {
    list-style: none;
}

caption, th, td {
    text-align: left;
    vertical-align: top;
    font-weight: normal;
}


fieldset {
    border: none;
}

input, textarea, select, label {
    margin-top: 0;
    margin-bottom: 0;
    padding-top: 0;
    padding-bottom: 0;
    vertical-align: middle;
}

label, button {
    cursor: pointer;
}

textarea {
    overflow: auto;
}


header, hgroup, footer,
article, section,
nav, aside, figure {
    display: block;
}

a {
    vertical-align: baseline;
}

img {
    border: none;
    vertical-align: middle;
}



/*/////////////////////////////////////////////////////////////
 Main
//////////////////////////////////////////////////////////////*/
#memo {
    color: #ffffff;
    font-size: 14px;
}

#bigimage {
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    -webkit-backface-visibility: hidden;
    -webkit-transform: translate3d(0px, 0px, 0px);
    -webkit-transform-style: preserve-3d;
    -webkit-transition-duration: 0s;
    -webkit-transition-property: -webkit-transform;
    -webkit-transition-timing-function: ease-out;
}

#loadimage {
    display: block;
    position: absolute;
    left: 0;
    top: 0;
}