語法

.container {
  transition: [transition-property] [transition-duration] [transition-timing-function] [transition-delay];
}

移動滑鼠至物件上(Hover)以查看漸變效果

容器 CSS

div.container {
  background-color: green;
  border: 2px dotted #333333;
  width: 100px;
  height: 100px;
  float: left;
  margin: 5px;
  cursor: pointer;
}

div.color {
  -webkit-transition: background-color 1s ease;
  -moz-transition: background-color 1s ease;
  -o-transition: background-color 1s ease;
  transition: background-color 1s ease;
}
div.color:hover {
  background-color: red;
}

div.resize {
  -webkit-transition: width 1s ease, height 1s ease;
  -moz-transition: width 1s ease, height 1s ease;
  -o-transition: width 1s ease, height 1s ease;
  transition: width 1s ease, height 1s ease;
}
div.resize:hover {
  width: 150px;
  height: 150px;  
}

div.shape {
  -webkit-transition: border-radius 1s ease;
  -moz-transition: border-radius 1s ease;
  -o-transition: border-radius 1s ease;
  transition: border-radius 1s ease;
}
div.shape:hover {
  -webkit-border-radius: 80px;
  -moz-border-radius: 80px;
  -o-border-radius: 80px;  
  border-radius: 80px;
}

div.rotate {
  border-radius: 80px;
  -webkit-transition: -webkit-transform 3s ease;
  -moz-transition: -moz-transform 3s ease;
  -o-transition: -o-transform 3s ease;
  transition: transform 3s ease;
}
div.rotate:hover {
  -webkit-transform: rotate(360deg);
  -moz-transform: rotate(360deg);
  -o-transform: rotate(360deg);
  transform: rotate(360deg);
}