h1 {
  color: #2c3e50;
  border-bottom: 3px solid #3498db;
  display: inline-block;
}

video {
  width: 400px;
}

div {
  border: 2px solid #ddd;
  border-radius: 8px;
  padding: 15px;
  margin-bottom: 20px;
}
div {
  border: 2px solid #008855;
  border-radius: 8px;
  padding: 15px;
  margin-bottom: 20px;
  background-color: #cafae4
}
img {
  width: 600px;
  border-radius: 50px;
  border: 5px solid #fff;
  box-shadow: 0 4px 8px rgba(0,0,0,0.5);
}

img {
  transition: transform 0.3s ease; 
}
img:hover {
  transform: scale(1.1) rotate(2deg);
}

li {
  transition: all 0.3s ease;
  cursor: pointer;
}
li:hover {
  padding-left: 15px;
  color: #e74c3c;
  font-weight: bold;
}


.msg {
  transition: box-shadow 0.3s ease, background-color 0.3s;
}
.msg:hover {
  background-color: #3399e6;
  box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}
.active-jump {
  animation: jump 0.5s ease;
}

@keyframes jump {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-40px); }
}

.highlight {
  background-color: #FF0000 !important;
  transition: 0.5s;
	div {
		transform: rotate(355deg);
		transition: 1s;
	}
}
img.yoko {
	width: 500px;
}
.msg > div {	
	border: none;
	padding: 3px;
	display       : inline-block;      
	font-weight   : bold;                
	font-size     : 200%;               
	transform     : rotate(-2deg);    
	color         : #000000;             
	background    : linear-gradient(transparent 50%, #f2fa57 65%); 
}