3 回答
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initial
initial
.reset-this { animation : none; animation-delay : 0; animation-direction : normal; animation-duration : 0; animation-fill-mode : none; animation-iteration-count : 1; animation-name : none; animation-play-state : running; animation-timing-function : ease; backface-visibility : visible; background : 0; background-attachment : scroll; background-clip : border-box; background-color : transparent; background-image : none; background-origin : padding-box; background-position : 0 0; background-position-x : 0; background-position-y : 0; background-repeat : repeat; background-size : auto auto; border : 0; border-style : none; border-width : medium; border-color : inherit; border-bottom : 0; border-bottom-color : inherit; border-bottom-left-radius : 0; border-bottom-right-radius : 0; border-bottom-style : none; border-bottom-width : medium; border-collapse : separate; border-image : none; border-left : 0; border-left-color : inherit; border-left-style : none; border-left-width : medium; border-radius : 0; border-right : 0; border-right-color : inherit; border-right-style : none; border-right-width : medium; border-spacing : 0; border-top : 0; border-top-color : inherit; border-top-left-radius : 0; border-top-right-radius : 0; border-top-style : none; border-top-width : medium; bottom : auto; box-shadow : none; box-sizing : content-box; caption-side : top; clear : none; clip : auto; color : inherit; columns : auto; column-count : auto; column-fill : balance; column-gap : normal; column-rule : medium none currentColor; column-rule-color : currentColor; column-rule-style : none; column-rule-width : none; column-span : 1; column-width : auto; content : normal; counter-increment : none; counter-reset : none; cursor : auto; direction : ltr; display : inline; empty-cells : show; float : none; font : normal; font-family : inherit; font-size : medium; font-style : normal; font-variant : normal; font-weight : normal; height : auto; hyphens : none; left : auto; letter-spacing : normal; line-height : normal; list-style : none; list-style-image : none; list-style-position : outside; list-style-type : disc; margin : 0; margin-bottom : 0; margin-left : 0; margin-right : 0; margin-top : 0; max-height : none; max-width : none; min-height : 0; min-width : 0; opacity : 1; orphans : 0; outline : 0; outline-color : invert; outline-style : none; outline-width : medium; overflow : visible; overflow-x : visible; overflow-y : visible; padding : 0; padding-bottom : 0; padding-left : 0; padding-right : 0; padding-top : 0; page-break-after : auto; page-break-before : auto; page-break-inside : auto; perspective : none; perspective-origin : 50% 50%; position : static; /* May need to alter quotes for different locales (e.g fr) */ quotes : '\201C' '\201D' '\2018' '\2019'; right : auto; tab-size : 8; table-layout : auto; text-align : inherit; text-align-last : auto; text-decoration : none; text-decoration-color : inherit; text-decoration-line : none; text-decoration-style : solid; text-indent : 0; text-shadow : none; text-transform : none; top : auto; transform : none; transform-style : flat; transition : none; transition-delay : 0s; transition-duration : 0s; transition-property : none; transition-timing-function : ease; unicode-bidi : normal; vertical-align : baseline; visibility : visible; white-space : normal; widows : 0; width : auto; word-spacing : normal; z-index : auto; /* basic modern patch */ all: initial; all: unset;}/* basic modern patch */#reset-this-root { all: initial; * { all: unset; }}
这在原则上是正确的,但个人里程可能有所不同。例如,某些元素,如TextArea默认有一个边框,应用此重置将使那些TextArea的边框减少。
#reset-this-parent { all: initial; * { all: unset; }}
例如,如果作者指定了一个元素的All:Initial,它将阻止所有继承并重置所有属性,就好像在级联的作者、用户或用户代理级别中没有出现任何规则一样。
这对于页面中包含的“小部件”的根元素很有用,它不希望继承外部页面的样式。但是,请注意,应用于该元素的任何“默认”样式(例如,显示:在块元素上的UA样式表中的块)也会被吹走。
getElementsByTagName(“*”)将返回DOM中的所有元素。然后可以为集合中的每个元素设置样式:
二月九日十三日二时十五分由异象答覆
var allElements = document.getElementsByTagName("*");for (var i = 0, len = allElements.length; i < len; i++) { var element = allElements[i]; // element.style.border = ...}
<blockquote style="all: unset;font-style: oblique">
font-style: oblique
align-content: unset;
align-items: unset;
align-self: unset;
animation: unset;
appearance: unset;
backface-visibility: unset;
background-blend-mode: unset;
background: unset;
binding: unset;
block-size: unset;
border-block-end: unset;
border-block-start: unset;
border-collapse: unset;
border-inline-end: unset;
border-inline-start: unset;
border-radius: unset;
border-spacing: unset;
border: unset;
bottom: unset;
box-align: unset;
box-decoration-break: unset;
box-direction: unset;
box-flex: unset;
box-ordinal-group: unset;
box-orient: unset;
box-pack: unset;
box-shadow: unset;
box-sizing: unset;
caption-side: unset;
clear: unset;
clip-path: unset;
clip-rule: unset;
clip: unset;
color-adjust: unset;
color-interpolation-filters: unset;
color-interpolation: unset;
color: unset;
column-fill: unset;
column-gap: unset;
column-rule: unset;
columns: unset;
content: unset;
control-character-visibility: unset;
counter-increment: unset;
counter-reset: unset;
cursor: unset;
display: unset;
dominant-baseline: unset;
empty-cells: unset;
fill-opacity: unset;
fill-rule: unset;
fill: unset;
filter: unset;
flex-flow: unset;
flex: unset;
float-edge: unset;
float: unset;
flood-color: unset;
flood-opacity: unset;
font-family: unset;
font-feature-settings: unset;
font-kerning: unset;
font-language-override: unset;
font-size-adjust: unset;
font-size: unset;
font-stretch: unset;
font-style: oblique;
font-synthesis: unset;
font-variant: unset;
font-weight: unset;
font: ;
force-broken-image-icon: unset;
height: unset;
hyphens: unset;
image-orientation: unset;
image-region: unset;
image-rendering: unset;
ime-mode: unset;
inline-size: unset;
isolation: unset;
justify-content: unset;
justify-items: unset;
justify-self: unset;
left: unset;
letter-spacing: unset;
lighting-color: unset;
line-height: unset;
list-style: unset;
margin-block-end: unset;
margin-block-start: unset;
margin-inline-end: unset;
margin-inline-start: unset;
margin: unset;
marker-offset: unset;
marker: unset;
mask-type: unset;
mask: unset;
max-block-size: unset;
max-height: unset;
max-inline-size: unset;
max-width: unset;
min-block-size: unset;
min-height: unset;
min-inline-size: unset;
min-width: unset;
mix-blend-mode: unset;
object-fit: unset;
object-position: unset;
offset-block-end: unset;
offset-block-start: unset;
offset-inline-end: unset;
offset-inline-start: unset;
opacity: unset;
order: unset;
orient: unset;
outline-offset: unset;
outline-radius: unset;
outline: unset;
overflow: unset;
padding-block-end: unset;
padding-block-start: unset;
padding-inline-end: unset;
padding-inline-start: unset;
padding: unset;
page-break-after: unset;
page-break-before: unset;
page-break-inside: unset;
paint-order: unset;
perspective-origin: unset;
perspective: unset;
pointer-events: unset;
position: unset;
quotes: unset;
resize: unset;
right: unset;
ruby-align: unset;
ruby-position: unset;
scroll-behavior: unset;
scroll-snap-coordinate: unset;
scroll-snap-destination: unset;
scroll-snap-points-x: unset;
scroll-snap-points-y: unset;
scroll-snap-type: unset;
shape-rendering: unset;
stack-sizing: unset;
stop-color: unset;
stop-opacity: unset;
stroke-dasharray: unset;
stroke-dashoffset: unset;
stroke-linecap: unset;
stroke-linejoin: unset;
stroke-miterlimit: unset;
stroke-opacity: unset;
stroke-width: unset;
stroke: unset;
tab-size: unset;
table-layout: unset;
text-align-last: unset;
text-align: unset;
text-anchor: unset;
text-combine-upright: unset;
text-decoration: unset;
text-emphasis-position: unset;
text-emphasis: unset;
text-indent: unset;
text-orientation: unset;
text-overflow: unset;
text-rendering: unset;
text-shadow: unset;
text-size-adjust: unset;
text-transform: unset;
top: unset;
transform-origin: unset;
transform-style: unset;
transform: unset;
transition: unset;
user-focus: unset;
user-input: unset;
user-modify: unset;
user-select: unset;
vector-effect: unset;
vertical-align: unset;
visibility: unset;
white-space: unset;
width: unset;
will-change: unset;
window-dragging: unset;
word-break: unset;
word-spacing: unset;
word-wrap: unset;
writing-mode: unset;
z-index: unset;
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