设置图片样式居中一种方法

html,body{
               height: 100%;        }        body{
               text-align: center;        }        body::after{
               content:'';            display: inline-block;            height: 100%;            vertical-align: middle;        }        img{
               vertical-align: middle;        }

隐藏滚动条的一种方式

html,body{
               height: 100%;            overflow: hidden;        }

border属性

border-image-source

border-image-slice

border-image-repeat

border-image-width

border-image-outset

background属性

background-color

background-image

background-repeat

background-position

background-attachment

background-origin

background-clip

background-size