html { -webkit-text-size-adjust: 100%; -ms-text-size-adjust: 100%; }

article, aside, canvas, figure, figure img, figcaption, hgroup,
footer, header, nav, section, audio, video {
    display: block;
}

* {
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    font-size: 100%;
    vertical-align: baseline;
    background: transparent;
    -webkit-tap-highlight-color:  rgba(255, 255, 255, 0); 
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -o-user-select: none;
    user-select: none;
    -moz-box-sizing: border-box;
    -ms-box-sizing: border-box;
    -o-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    line-height:1;
}
input, textarea {
    font-family: sans-serif; 
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    font-size: 100%;
    -webkit-user-select: text;
    -khtml-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    -o-user-select: text;
    user-select: text;
}
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
input::-ms-clear {
    display: none;
}