CSS3新特性？

直接上干货

新增选择器 p:nth-child(n){color: rgba(255, 0, 0, 0.75)} 弹性盒模型 display: flex; 多列布局 column-count: 5; 媒体查询 @media (max-width: 480px) {.box: {column-count: 1;}} 个性化字体 @font-face{font-family: BorderWeb; src:url(BORDERW0.eot);} 颜色透明度 color: rgba(255, 0, 0, 0.75); 圆角 border-radius: 5px; 渐变 background:linear-gradient(red, green, blue); 阴影 box-shadow:3px 3px 3px rgba(0, 64, 128, 0.3); 倒影 box-reflect: below 2px; 文字装饰 text-stroke-color: red; 文字溢出 text-overflow:ellipsis; 背景效果 background-size: 100px 100px; 边框效果 border-image:url(bt_blue.png) 0 10; 平滑过渡 transition: all .3s ease-in .1s; 动画 @keyframes anim-1 {50% {border-radius: 50%;}} animation: anim-1 1s; 转换 transform; 旋转 transform: rotate(20deg); 倾斜 transform: skew(150deg, -10deg); 位移 transform: translate(20px, 20px); 缩放 transform: scale(.5);