.planes{
	list-style-type: disc;
	padding: 20px 15px 50px 50px;
    border-radius: 10px;
    box-shadow: 0 10px 10px 0px rgba(0, 0, 0, 0.8);
}
.imagen{
    width: 128px;
    height: 128px;
    box-shadow: 2px 2px 2px 2px rgba(0, 0, 0, 0.8);
    border-radius: 10px;
}
.imagen2{
    width: 250px;
    height: 250px;
    box-shadow: 2px 2px 2px 2px rgba(0, 0, 0, 0.8);
    border-radius: 10px;
}

#container {
    width: 300px;
    margin: 0 auto;
}
.ex2 img{
    width: 128px;
    height: 128px;
    margin: 15px 0;
    -webkit-transition: all 1s ease;
    -moz-transition: all 1s ease;
    -ms-transition: all 1s ease;
    transition: all 1s ease;
}
.ex2 img:hover {
    height: 200px;
    width: 200px;
    margin-right: -50px;
    margin-left: -50px;
    margin-bottom: -50px;
}

.hr { 
    border: 2px solid black; 
    border-radius: 200px /8px; 
    height: 0px; 
    text-align: center; 
 }

 .ex3 img{
    width: 250px;
    height: 250px;
    margin: 15px 0;
    -webkit-transition: all 1s ease;
    -moz-transition: all 1s ease;
    -ms-transition: all 1s ease;
    transition: all 1s ease;
}
.ex3 img:hover {
    height: 500px;
    width: 500px;
    margin-left: -200px;
}