outline-width
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2017.
Please take two minutes to fill out our short survey.
시도해 보기
outline-width: 12px;
outline-width: thin;
outline-width: medium;
outline-width: thick;
<section class="default-example" id="default-example">
<div class="transition-all" id="example-element">
This is a box with an outline around it.
</div>
</section>
#example-element {
outline: 0.75em solid;
padding: 0.75em;
width: 80%;
height: 100px;
}
외곽선 외형을 설정할 땐 outline
단축 속성을 사용하는게 편리한 상황이 많습니다.
구문
css
/* 키워드 값 */
outline-width: thin;
outline-width: medium;
outline-width: thick;
/* <length> 값 */
outline-width: 1px;
outline-width: 0.1em;
/* 전역 값 */
outline-width: inherit;
outline-width
속성은 다음 값 중 하나를 사용해 지정합니다.
값
형식 정의
초기값 | medium |
---|---|
적용대상 | all elements |
상속 | no |
계산 값 | an absolute length; if the keyword none is specified, the computed value is 0 |
Animation type | a length |
형식 구문
outline-width =
<line-width>
<line-width> =
<length [0,∞]> |
thin |
medium |
thick
예제
요소의 외곽선 두께 설정하기
HTML
html
<span id="thin">thin</span>
<span id="medium">medium</span>
<span id="thick">thick</span>
<span id="twopixels">2px</span>
<span id="oneex">1ex</span>
<span id="em">1.2em</span>
CSS
css
span {
outline-style: solid;
display: inline-block;
margin: 20px;
}
#thin {
outline-width: thin;
}
#medium {
outline-width: medium;
}
#thick {
outline-width: thick;
}
#twopixels {
outline-width: 2px;
}
#oneex {
outline-width: 1ex;
}
#em {
outline-width: 1.2em;
}
결과
명세
Specification |
---|
CSS Basic User Interface Module Level 4 # outline-width |