html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
}
.relative{
  position: relative;
}
.size{
  margin: 0px auto;
  width: 880px;
  position: relative;
  max-width: 100%;
}

.imgg{
  display: block;
  width: 100%;
}

.btn1{
  position: absolute;
  width: 14%;
  height: 69%;
  top: 9%;
  left: 57%;
}
.btn2{
  position: absolute;
  width: 13%;
  height: 69%;
  top: 9%;
  left: 72%;
}
.btn3{
  position: absolute;
  width: 8%;
  height: 69%;
  top: 9%;
  left: 87%;
}
.btn4{
  position: absolute;
  width: 31%;
  height: 68%;
  top: 14.5%;
  left: 2.3%;
}
.btn5{
  position: absolute;
  width: 31%;
  height: 68%;
  top: 14.5%;
  left: 34.3%;
}
.btn6{
  position: absolute;
  width: 31%;
  height: 68%;
  top: 14.5%;
  left: 66.3%;
}
@media ( max-width: 481px ) {
  .size {
    width: 100%;
  }
  img {
    width: 100%;
  }
  }