button {
  height: 100px;
  width:  100px;
  margin: 3px;
  border-width: 3px;
  border-color: black;
  transition: all .4s ease;
}

#X, #O, #reset {
  height: 80px;
  width:  80px;
  margin-left: 20px;
}

#wrapper {
  width: 500px;
  margin-right: auto;
  margin-left: auto;
}

h3 {margin-bottom: 0px;}
#soundPara {margin-top: 0px;}

#gitLogo {
  position: relative;
  top: 7px;
}