@-webkit-keyframes zoom {
  from {
    -webkit-transform: scale(1, 1);
  }
  to {
    -webkit-transform: scale(1.5, 1.5);
  }
}

@keyframes zoom {
  from {
    transform: scale(1, 1);
  }
  to {
    transform: scale(1.5, 1.5);
  }
}

.carousel-inner .item > img {
  -webkit-animation: zoom 20s;
  animation: zoom 20s;
}

* {
  box-sizing: border-box;
}
.menu {
  float:left;
  width:20%;
  padding:10px;
  text-align:center;
  margin-top:-10px;
}
.menuitem {
  background-color:#e5e5e5;
  padding:10px;
  margin-top:10px;
}
.main {
  float:left;
  width:60%;
  padding:0 20px;
}
.right {
  background-color:#e5e5e5;
  float:left;
  width:19%;
  padding:15px;
  margin-top:10px;
  text-align:center;
}

ul.ppt {
	position: relative;
}

.ppt li {
	list-style-type: none;
	position: absolute;
	top: 0;
	left: 50px;
}

.ppt img {
	/*border: 1px solid #e7e7e7;*/
	padding: 5px;
	/*background-color: #ececec;*/
}



@media only screen and (max-width:620px) {
  /* For mobile phones: */
  .menu, .main, .right {
    width:100%;
  }
}