#sp_fix_menu {
  width: 100%;
  margin: 0;
  box-sizing: border-box;
  position: fixed;
  bottom: -100%;
  left: 0;
  background-color:#FFF;
}
#sp_fix_menu ul {
  width: 100%;
  margin: 0;
  padding: 0;
  display: table;
  list-style: none;
}
#sp_fix_menu ul li {
  width: 25%;
  margin: 0;
  padding: 0;
  display: table-cell;
  list-style: none;
}
#sp_fix_menu ul li img {
  width: 100%;
  vertical-align: bottom;
}
#sp_fix_menu ul li a img {
  -webkit-transition: opacity 0.3s;
  -moz-transition: opacity 0.3s;
  -ms-transition: opacity 0.3s;
  -o-transition: opacity 0.3s;
  transition: opacity 0.3s;
}
#sp_fix_menu ul li a img:hover {
  opacity: 0.6;
}
#sp_fix_menu p {
  width: 100%;
  margin: 0;
  padding: 0;
}
#sp_fix_menu p img {
  width: 100%;
  vertical-align: bottom;
}