Check out example codes for "reset button html". It will help you in understanding the concepts better.

Code Example 1

<input type="reset" value="Reset" />

Code Example 2

/* Reset Stylesheetv1.6.1Last Updated: 2010-09-17Author: Richard Clark - Twitter: @rich_clark*/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, ol, ul, li,fieldset, form, label, legend,table, caption, tbody, tfoot, thead, tr, th, td,article, aside, canvas, details, figcaption, figure, footer, header, hgroup, menu, nav, section, summary,time, mark, audio, video {    margin:0;    padding:0;    border:0;    outline:0;    font-size:100%;    vertical-align:baseline;    background:transparent;}body {    line-height:1;}article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section {     display:block;}nav ul {    list-style:none;}blockquote, q {    quotes:none;}blockquote:before, blockquote:after,q:before, q:after {    content:'';    content:none;}a {    margin:0;    padding:0;    font-size:100%;    vertical-align:baseline;    background:transparent;}/* change colours to suit your needs */ins {    background-color:#ff9;    color:#000;    text-decoration:none;}/* change colours to suit your needs */mark {    background-color:#ff9;    color:#000;     font-style:italic;    font-weight:bold;}del {    text-decoration: line-through;}abbr[title], dfn[title] {    border-bottom:1px dotted;    cursor:help;}table {    border-collapse:collapse;    border-spacing:0;}/* change border colour to suit your needs */hr {    display:block;    height:1px;    border:0;       border-top:1px solid #cccccc;    margin:1em 0;    padding:0;}input, select {    vertical-align:middle;}

Learn ReactJs, React Native from