/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Remove FireFox inner padding and border on buttons */
button::-moz-focus-inner,
input[type="button"]::-moz-focus-inner,
input[type="submit"]::-moz-focus-inner,
input[type="reset"]::-moz-focus-inner {
    padding: 0 !important;
    border: 0 none !important;
}