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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
! m6 l: A. l, \7 N% v$ h - Label for your tooltip6 [9 U4 P+ c- R
- </span>
复制代码CSS代码: - .tooltip-toggle {
/ Y( _3 t( O- k+ |% ^ - cursor: pointer;. S8 c7 B0 `$ F. L2 e; c& X* ]
- position: relative;
+ j3 M) u' s1 l( x: } - }
) ` d! p3 r! j U1 ]: P5 l( L9 ? - .tooltip-toggle svg {
. X; s! t8 M: B3 [/ G - height: 18px;
# S/ F7 S# O' n& d5 p4 R7 } - width: 18px;" d) K' X+ u$ K; _! y3 t! e
- padding-right: 0.5rem;; o" v% }4 M v
- }
) z/ N* O0 c9 u4 p - .tooltip-toggle::before {
* B' n7 g$ x0 l6 S( x8 q# l$ ^: d. v - position: absolute;, i/ Z: E0 U+ I* X
- top: -80px;
1 [5 F' q) |9 V5 k - left: -80px;
R4 M9 g; J; d, j; v - background-color: #2B222A;, g: L/ W( w+ j2 E
- border-radius: 5px;
; Y O# |; F# z7 l, l6 Y - color: #fff;6 [- N/ b1 M: j) z P
- content: attr(data-tooltip);9 a# E% D4 {# [! m1 R' Y0 b1 C C
- padding: 1rem;+ P* }1 H. }9 f; z( P4 e
- text-transform: none;
4 |1 V+ Y/ v( Q. u6 B4 w - -webkit-transition: all 0.5s ease;0 H! D% O8 z6 d8 M& m
- transition: all 0.5s ease;9 W/ z0 q' y* z: Z7 q3 a ?
- width: 160px;
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- .tooltip-toggle::after {7 `0 o5 W4 z- |, Y* M+ d! X
- position: absolute;
4 T1 R; B) y) ^/ B. h+ G/ b - top: -12px;9 |* V4 Y7 p3 L" I3 l, L0 L
- left: 9px;; D3 [6 t5 Y, A+ [" P5 L1 ~5 y1 {
- border-left: 5px solid transparent;/ D" {7 t6 V" O& H% J* F
- border-right: 5px solid transparent;5 g6 C6 W$ ~4 y# q' _
- border-top: 5px solid #2B222A;
" @- o! T: j: |( P! l, w+ p/ Z, a - content: " ";
, I. B/ D: U; @! T/ p - font-size: 0;
' P8 m: n. `' t' }4 K - line-height: 0;8 B! L6 y2 K$ I1 c$ W
- margin-left: -5px;% |1 L* j) d2 d1 `1 i
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
2 m4 x1 o! N- B `% e: W0 e1 O - color: #efefef;
: l$ D4 R D# N8 p7 L - font-family: monospace;
2 U1 L/ S/ [6 p- q1 }, M - font-size: 16px;
) g# x( e- N- X! X; ` - opacity: 0;
9 |2 `" f; F, l& v6 z: l - pointer-events: none;
4 _# L, Y: V3 ~. C1 p' I0 G - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% z; ]9 V g/ K9 T* y( G
- opacity: 1;/ @0 z; M/ ^- r3 [ r% S7 Z$ o
- -webkit-transition: all 0.75s ease;+ x" V& O# G" M; v
- transition: all 0.75s ease;( l9 B" H! X9 W
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">7 M/ P7 F4 d3 X2 w! B) }
- <ul class="nav-items">5 T6 L+ h& m0 t" f7 `
- <!-- Navigation -->8 L1 x1 c$ u/ k/ a4 `' s
- <li class="nav-item"><a href="#">Home</a></li>
$ I7 ~: I4 J; t4 P. d - <li class="nav-item"><a href="#">About</a></li>
8 N& K* B! Y# w8 T" P - <li class="nav-item"><a href="#">Contact</a></li>
; z7 p" Z. s; p3 Y0 [ g - <!-- Dropdown menu -->1 ]! V- I8 p/ R
- <li class="nav-item nav-item-dropdown">5 u6 K+ n9 b) H7 W/ X: s7 b
- <a class="dropdown-trigger" href="#">Settings</a>
' x+ ]* _7 |, h) y# t2 y& E - <ul class="dropdown-menu">
, c: q% a& e% c$ M9 G k - <li class="dropdown-menu-item">$ a4 B6 X4 k# Y0 }1 p4 F' F
- <a href="#">Dropdown Item 1</a>
; c6 ]+ H+ l9 X# a3 X - </li> c0 t' U# B. I; M+ I: @
- <li class="dropdown-menu-item">
4 S/ ]& Z" I) u( K: K( F( a - <a href="#">Dropdown Item 2</a>
) c- c$ a. e* z' b - </li>
7 d5 ]+ O9 l( g- o! f' q* F7 {; Y - <li class="dropdown-menu-item">
. N2 h/ h8 n% w6 }; K - <a href="#">Dropdown Item 3</a>
2 p' j# Z( P. {# l0 \ - </li>
& d8 s9 D2 k4 s! S8 i' A - </ul>
5 ^3 @/ V* r9 J) _, x - </li>
) O& z0 y8 B- H3 u' }9 s) s, r. ^ - </ul>
. R5 j9 s, k9 ~0 P" g - </div>
复制代码对应的CSS代码如下: - .nav-container {
; W' R" t8 d- N - background-color: #fff;
# {" D- U. |7 W$ [: @. \1 m, t - border-radius: 4px;
& ]- B9 N( q: g6 q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& i5 }! X! r0 O# o
- padding: 1em;
% E7 m) H( o/ @5 \# o5 d - border: 1px solid #eee;
" I1 r+ a5 h8 z8 ^$ ^: ]" ?( S$ W - display: block;% s& u% A( o" F' `' G
- max-width: 400px;
( }+ h! _$ _" J6 \ - margin: 0 auto;$ k- z& A3 S+ f9 `) i) S7 P1 E( r' u
- text-align: center;
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- li {
5 ^. b) g2 B6 m% n) k) g* \4 { - list-style: none;5 i* B- X* ]9 j a- H( y
- -webkit-padding-start: 0;, d1 Q* [* Z+ R! O
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- a {
! s6 H0 m; w7 I0 S1 }: D8 u" f - text-decoration: none;
3 V. e" T- N. w3 o - color: #ED3E44;
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- .nav-item {
9 Y6 r* h3 v/ g. Z" b - padding: 1em;# o1 t% Z0 a* y0 `, o
- display: inline;
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) y @+ Z* q m f1 a5 t - .nav-item-dropdown {# k2 U$ B# q; n! a$ `
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {/ @" m0 N* H& h0 o+ p
- display: block;" s; O, e5 s8 v! W
- opacity: 1;
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- .dropdown-trigger {
( R/ S: F% x# M; c& Q# z0 X' y - position: relative;/ J9 e, O* s( Y0 j
- }
' R9 e1 |: I% }6 n - .dropdown-trigger:focus + .dropdown-menu {" d. V1 |+ g! d: l1 P$ }4 `: [
- display: block;
5 i7 R9 U1 x6 z, x) m5 [) g - opacity: 1;8 g& c }. U J3 g
- }
; J5 u0 X: A/ Z: p6 _0 S - .dropdown-trigger::after {* Z+ S) T/ n( f' C' |( T
- content: "›";- b# r+ \3 _" i5 ?0 [' G+ h7 K
- position: absolute;
3 P4 T+ p& H" F: b5 [5 h9 L - color: #ED3E44;: F+ Z8 r) H) p, S& j; t( l8 p% p
- font-size: 24px;0 p7 H- ^9 {; ~, o `. d
- font-weight: bold;
' [6 K2 x) ?6 C6 m9 O - -webkit-transform: rotate(90deg);# e3 B0 {7 ^$ R! v( E, Q' s
- transform: rotate(90deg); X# X+ q: A. V- L: I
- top: -5px;7 X. ^" S$ w9 d4 L" S- Z
- right: -15px;
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- .dropdown-menu {
6 Z V) y7 E. g- Y) b - background-color: #ED3E44;$ c8 m1 L4 c! o' H4 p
- display: inline-block;
/ x6 z' Z: W, w( f W - text-align: right;1 k! {# L, @8 g& y9 F& x% N' R
- position: absolute;1 ^9 Z& a2 H: H, }; u; {
- top: 2.5rem;( U! C5 m; ?% k0 R2 N# l
- right: -10px;
% W- U6 E- {$ g2 z% J9 O! ^$ s - display: none;
0 K, ~: J* t" y5 [& G6 V - opacity: 0;: Z* E) d/ [; Q% y/ V
- -webkit-transition: opacity 0.5s ease;
, q O) m; m' K* F - transition: opacity 0.5s ease;
( r0 n# j% G3 [3 z# A9 P/ V1 L - width: 160px;$ {- V! U2 i- P, ?0 q
- }! f. B g& q9 g9 e7 u/ Z
- .dropdown-menu a {: N; H1 z4 Q% Y; |" S5 l( _
- color: #fff;
, `) l* u/ Z7 p Z8 K - }+ W' _6 `/ V( @# I7 f( |8 B
- .dropdown-menu-item {- b, @9 y( z1 r* W
- cursor: pointer;- q u: T& H q5 t
- padding: 1em;
- R8 `1 q r3 K6 ? - text-align: center;1 z6 N1 _0 |: r% p4 K: Q
- }2 Z. T8 Y+ `. j3 ]0 E
- .dropdown-menu-item:hover {. ^/ Q* r- P% m6 j9 O; Y
- background-color: #eb272d;- T" [/ e) M" O5 ]9 t5 x* T
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: Y4 }7 B* H0 x2 _; m. W
- <!-- Checkbox toggle -->
3 L; g O+ w% ~, c# E+ @ @ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ [6 A3 L- Q3 y* l u& G. b7 c - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># q. O6 H) r5 U2 o; b2 C
- <!-- Content to toggle from www.mfbuluo.com-->! ^* A( l! Z0 Q3 s1 u
- <div role="toggle" class="toggle-content">" S T7 ~ W& B. n9 @( K
- BA-NA-NA-NA!5 f2 D( m4 j5 f/ e' O
- </div>
) K; [* [5 Y1 M( c% C1 t - </div>
复制代码CSS代码内容如下: - .toggle {, C; u1 X8 v4 {( U5 y2 H9 C
- margin: 0 auto;
, u' h; J& O" d! T: ?$ q - max-width: 400px;( Q+ F! q6 t! ^
- }1 ]+ c5 h( {: M& w, i* `4 @8 I; u
- .toggle-label {
4 ~2 I: g( Z! i; u! U. |" Z$ x# t6 A - font-size: 16px;* R1 H! R: U# z* n( v2 K
- background: #fff;
5 n) x9 s5 L0 q5 w3 p# o - padding: 1em;
. L' u! V! q7 o- N6 `; C H& H - cursor: pointer;& I; K/ ~/ ?" N
- display: block;
U7 i0 l# Z% H' L7 |1 H$ a0 D) M - margin: 0 auto 1em;( c& N0 s, Z4 \1 i* z& @
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 H0 ^$ U- y* @ - border-radius: 4px;6 [ B1 X7 ~ ~$ o. D$ I
- }5 x! ]$ J! x) T H6 _+ X
- .toggle-label:after {5 B! G& r+ _7 V2 Q$ n# ?
- color: #ED3E44;
7 d5 e! g) d i( E; \+ e - content: "+";9 { Q$ [. |4 u4 F- v8 K5 ~
- float: right;
1 y& I& c* m$ ~9 \6 j- l - font-weight: bold;
+ m' x; G& g/ d7 J* H1 m - }
- Z2 b7 N3 ~+ y8 s: x9 J - .toggle-content {) Z% a. r) Q5 m$ ^8 Z5 ~
- color: #B0B3C2;
# e/ K& u; V) P2 @/ N# a - font-family: monospace;1 V) t, @3 }8 f/ c( i$ @( q! v
- font-size: 16px;
, k4 W/ r0 U1 z- h7 Z/ _ - margin-bottom: 1.5em;
7 d* L8 I7 ^- J8 S$ E& B' }1 Z* C6 _, R - padding: 1em;
1 i' n$ G* `# H e3 X& r - }
- f# j# e7 F" @# W - .toggle-input {/ g6 m! _6 z5 n+ R
- display: none;( c, x ?+ P; _8 a' Q R3 n. K- G
- }
$ `6 {" u2 H0 j - .toggle-input:not(checked) ~ .toggle-content {4 ? R/ r) \) [2 W. \$ u, z' D* e
- display: none;/ p F4 W5 Q- s5 ?6 u; R+ C8 m+ v
- }! P; G% F' r! p4 j9 p5 d* _3 t% U
- .toggle-input:checked ~ .toggle-content {/ S* p6 Z6 G1 }, c% p
- display: block;. K! S; c* Z9 _: [4 k# F
- } Y# Z/ ^# m& |1 \, {' l" X
- .toggle-input:checked ~ .toggle-label:after {, d5 s- o# Q) Q% p; z& S0 @
- content: "-";
! \; e* |& t' T* p' v7 q1 [ - }
复制代码 + [4 k2 c5 v! [1 t' ~: B0 I
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