兼容性：這個東西說多了也沒意思，像HTML5和CSS3這種兼容性時刻變化的東東，我們最好在自己支持的設備上實驗，不支持，就在想辦法唄，這個東西就是為了方便和好玩
所有屬性：
mix-blend-mode: normal; //正常
mix-blend-mode: multiply; //正片疊底
mix-blend-mode: screen; //濾色
mix-blend-mode: overlay; //疊加
mix-blend-mode: darken; //變暗
mix-blend-mode: lighten; //變亮
mix-blend-mode: color-dodge; //顏色減淡
mix-blend-mode: color-burn; //顏色加深
mix-blend-mode: hard-light; //強光
mix-blend-mode: soft-light; //柔光
mix-blend-mode: difference; //差值
mix-blend-mode: exclusion; //排除
mix-blend-mode: hue; //色相
mix-blend-mode: saturation; //飽和度
mix-blend-mode: color; //顏色
mix-blend-mode: luminosity; //亮度
mix-blend-mode: initial; //初始
mix-blend-mode: inherit; //繼承
mix-blend-mode: unset; //復原