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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!">- N1 R3 p1 X; a4 R' q
- Label for your tooltip6 w* d) A% V1 n
- </span>
复制代码CSS代码: - .tooltip-toggle {
4 s* x9 J5 w5 M - cursor: pointer;# H \3 u; {& _ W+ N, Q
- position: relative;
2 _+ |6 U& Y5 }5 {. Z& F# W - }
E: l; q# D' M( B* O @ - .tooltip-toggle svg {
% t, |' n, b7 m0 n {2 j5 X4 C! l* r6 Z - height: 18px;2 z$ D M) K9 o8 c9 T: u, o, k$ R& d
- width: 18px;! g' `" r' o1 M) a/ h% _
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
) O2 M- K6 H. o - position: absolute;
. ]9 ?4 W: |" i: C& [# G1 W - top: -80px;
7 F- `5 D9 H- o ^4 P; m - left: -80px;
* A! }/ Q, Z. \$ q% I5 T. T: S4 ?$ K - background-color: #2B222A;, h$ w- L3 j y: a5 E( R; `
- border-radius: 5px;
l6 O% s" N2 W2 {, c0 J5 v - color: #fff;
# @4 _/ e) R' {: Q7 \+ F - content: attr(data-tooltip);( V% k. v2 B4 X9 ~- _. X
- padding: 1rem;9 ^" v3 J; C9 c- t
- text-transform: none;
6 d& Q( A1 U; C; Q$ H' d- y: V - -webkit-transition: all 0.5s ease;
( _! P& b+ N! q8 Z9 _+ Q. A, s& R - transition: all 0.5s ease;
1 B, e# y% q1 `$ R) v - width: 160px;
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- .tooltip-toggle::after {
) ?/ \4 {! O) l3 X0 n: p2 p - position: absolute;- c% x, V* I3 K8 w
- top: -12px;- H+ g5 Q5 `2 W+ U# V% L; S
- left: 9px;# F1 \+ B' Q L9 O1 }
- border-left: 5px solid transparent;
5 F# |1 C! [1 e+ z2 B - border-right: 5px solid transparent;+ Y. f, l: T3 J; N* L
- border-top: 5px solid #2B222A;" ^( n; r m0 l9 w* F, G
- content: " ";
( w. E4 Q S: X( u$ O - font-size: 0;
; w2 i! a2 d- u# q! k- z2 P9 C - line-height: 0;& L. o# P) t* E$ f- R. k
- margin-left: -5px;1 c( D0 I: I5 x( s/ T) H9 ~" W
- width: 0;4 [- l$ J& m9 Q1 b5 n5 }
- }; b0 ]) T) c! N% Q
- .tooltip-toggle::before, .tooltip-toggle::after {
% v3 A& d, v$ Z$ L& w6 c5 B - color: #efefef;
3 B' ]3 V% l# H: d9 c- a; c - font-family: monospace;; x/ K% n8 F" O/ }
- font-size: 16px;
@' l0 Y( s# t" K4 ?' i" m' O, c - opacity: 0;
& ]9 X' Y. p# L - pointer-events: none;
2 w: [$ W8 V( d9 n - text-align: center;- Q. r. Q2 q& u" W! C. `
- }
3 L5 I4 G9 a1 G+ P9 K! E/ B - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' T) T2 N, L+ A - opacity: 1;! q/ p7 J9 R) \& d" W
- -webkit-transition: all 0.75s ease;
- Q, Y' S2 C9 V6 E1 u* x - transition: all 0.75s ease;4 `* [( A$ b6 Z# ?* C0 U3 I
- }
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">5 l. @' z E) i7 |2 b7 k
- <ul class="nav-items">- r% |- K% p& [, w6 y8 z8 k" ~' |
- <!-- Navigation -->) V$ l- H. K; s% }
- <li class="nav-item"><a href="#">Home</a></li>
( |+ b% V+ O D7 m - <li class="nav-item"><a href="#">About</a></li>
' s! @ y3 p" q2 {# v/ z - <li class="nav-item"><a href="#">Contact</a></li>) i! @4 |; e9 w4 c% x0 E1 M
- <!-- Dropdown menu -->
/ T6 l! W. `% |7 J - <li class="nav-item nav-item-dropdown">
9 g5 e3 e( R% k. T - <a class="dropdown-trigger" href="#">Settings</a>
$ u, M# V' ^# _8 r) x - <ul class="dropdown-menu">
1 t4 u) X9 z: x, @5 w$ i* [- z - <li class="dropdown-menu-item">* S e- z& J5 V3 Z* R3 b* W5 X
- <a href="#">Dropdown Item 1</a>9 C- A, U' F$ k! Z4 b# g' I9 o" u
- </li>
& T& g# ?; s. a - <li class="dropdown-menu-item"># P+ q6 H+ T* d+ k& x3 C: s3 e
- <a href="#">Dropdown Item 2</a>
$ G+ r$ z# t$ ?- C( n) K& A - </li>. }! p4 I& ?! g* f! y4 ?, j
- <li class="dropdown-menu-item">1 C5 @. W8 I! J* ]5 n
- <a href="#">Dropdown Item 3</a> v' W, [1 S7 h9 {
- </li>% J) Z7 ]1 t+ W
- </ul>
5 c. C7 V5 ?% e9 f8 W - </li>
/ \$ q* U3 L2 G" b# y9 [: C9 H* c0 J - </ul>
8 f* Y: ]+ Z# ~; c# P! T - </div>
复制代码对应的CSS代码如下: - .nav-container {
' t( Z' A$ j; i& ~' m - background-color: #fff; e% B9 o. h! R( s+ U3 K! X
- border-radius: 4px;
& t1 E" z: ]8 b$ K+ Z% r+ C - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 w) A4 c+ D- @3 ]7 B2 \% Q" q - padding: 1em;# h( T% }% M1 J/ H
- border: 1px solid #eee;
) {$ s- k& c; i, j& I* E - display: block;- ]' h' G9 _! _+ D( ]
- max-width: 400px;
5 J) Y% c7 G9 L- \9 O! u - margin: 0 auto;
8 N* C$ f/ e9 A/ ? - text-align: center;
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- li { K( u& ^; S- `% v8 [
- list-style: none;
/ D9 [$ P& \* I5 o( U$ ^ - -webkit-padding-start: 0;
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- a {& `) q, b, O# z0 P
- text-decoration: none;
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- }
( F7 r! {; \0 c - .nav-item {) [9 `, _4 Q( Y0 P/ M
- padding: 1em;
& O8 S$ X: H4 Z/ e- a% j - display: inline;" X6 y9 S" x# m" `# d, W u8 H
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- .nav-item-dropdown {
( K+ l" u2 x( [: N3 Q: k - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
0 m4 P* o: I q5 w. I - display: block;, X* j" H1 z; U7 w: w1 P
- opacity: 1;
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5 k' E" l2 }# [; N( A- p I) s - .dropdown-trigger {3 k6 w5 Q- }0 c, _+ {3 ^
- position: relative;% P5 I$ h( |, }1 S2 K0 g9 b7 Q, E
- }
( S3 e2 T; M( h) U2 W x4 b( j - .dropdown-trigger:focus + .dropdown-menu {- f# }4 Y; | j& j+ S
- display: block;
5 A' `7 I/ W X x6 G+ o- d - opacity: 1;6 T( B! t7 w3 }. g. e g
- }$ y* L7 K5 H, [$ S/ E- Z
- .dropdown-trigger::after {8 y, h2 \2 J7 `
- content: "›";
1 S0 `& t- v. w' g. x+ C+ a) `+ { - position: absolute;
) O. E, Z$ L- _9 ?9 K( u - color: #ED3E44;, [7 _" Z* ?+ J) ~0 j7 s
- font-size: 24px;
& g3 j( \# Y- j - font-weight: bold;+ \" J7 c8 A5 ~% C9 C3 Q! S8 o! Y O
- -webkit-transform: rotate(90deg); Y k+ K" @9 F x7 e4 x m& P
- transform: rotate(90deg);4 m( d) u# ^# Q) e: L8 A0 o
- top: -5px;
/ h( E8 L$ ?% ?4 I; |: x0 P - right: -15px; Q% f; ^+ q. O) j: r6 m3 ]) V
- }
& w/ P. t4 V* l+ V( g+ x - .dropdown-menu { m4 V# U% y$ l, l0 s G) A
- background-color: #ED3E44;. \" J& g# G" p
- display: inline-block;" w4 P$ E' z& c# J0 m+ Y( V+ t
- text-align: right;! ^ T1 R$ } p6 Y
- position: absolute;
% E4 J+ S4 M3 D7 T - top: 2.5rem;
5 O( U; P4 X, v. N u - right: -10px;6 I) A) ?3 {4 L) B G/ c
- display: none; R! V& P3 d; ?' J& X
- opacity: 0;
$ n1 e6 T, l& s1 A# |6 L2 |$ s - -webkit-transition: opacity 0.5s ease;( L, Z, V( D4 A. [5 ~: j- `% B" A8 s
- transition: opacity 0.5s ease;
5 ^& t, T9 K0 F- n: Z" D; t - width: 160px;# i8 h% x1 h9 G8 v
- }
) j" K3 V r7 f. p! ^. T$ x - .dropdown-menu a {6 W5 y* W/ \( X; T
- color: #fff;
$ U0 d+ V* {: g3 b% ^ - }
8 n$ b" K: C1 c7 n7 ^ - .dropdown-menu-item {
1 |2 A: b/ a( `/ A `# h" s- i2 G - cursor: pointer;6 ~9 Y6 x9 t. k8 c/ d+ V
- padding: 1em;, N9 {6 R1 J, J7 m. T
- text-align: center;
* U) [9 P9 y0 h" [9 v7 f, L- |6 z - }9 R2 H4 P7 ^% b; M! Z, w
- .dropdown-menu-item:hover {
7 K9 }3 F1 P1 h* ?* T5 X6 K; } - background-color: #eb272d;1 R' J% R/ E' m. |8 @5 _, _; \
- }
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) j u( m! c, x2 g/ |: _$ |可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
' d' F9 }+ N' z0 }5 G% ^ - <!-- Checkbox toggle -->0 ?5 y. b: { x: `3 ?; L4 {
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 q E' B! _9 y9 O7 J
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" I( o% y3 c1 }) C* N
- <!-- Content to toggle from www.mfbuluo.com-->' B$ U! O, M+ U8 q' N2 E& M
- <div role="toggle" class="toggle-content">
5 G3 r& @9 T+ G( _; r9 f @7 Y5 @ - BA-NA-NA-NA!
& c# B! e6 Z! Q2 t1 N6 A - </div>
) O$ z" w% g$ O, P - </div>
复制代码CSS代码内容如下: - .toggle {
# A; w# u. F0 ? - margin: 0 auto;2 C/ ` o. u& E# [" S
- max-width: 400px;
0 J. E2 i8 z, Y. I+ Y4 _' S; f - }
4 F4 X) O. Q2 V( p& a - .toggle-label {
- O* ]) n; d+ I6 j - font-size: 16px;* S* F# }* _; n P: ~" j
- background: #fff;
; ~! q w; }$ p: O) | - padding: 1em;7 J% w% Z6 k P, _; g
- cursor: pointer;
) o; e0 k: O0 K - display: block;
5 x; v" i% _7 ?" | - margin: 0 auto 1em;
: n. e( \/ P' ]1 F5 |1 m - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, f# U8 X" j/ P3 w - border-radius: 4px;% t/ E9 ^, k8 _$ g
- }
4 {& Z4 t8 P( Q& k% [0 T4 V! q( t - .toggle-label:after {
, [5 Q$ o- t1 m* c - color: #ED3E44;
' ~. {/ T& J9 ?1 g. x* | - content: "+";9 O5 l1 Q" f. i
- float: right;7 k; Y$ q4 B; g; ^" r2 F" ^
- font-weight: bold;2 ^7 _. E* B p0 {* ~
- }5 J4 D: S/ w+ K5 N( @+ G) y
- .toggle-content {+ P6 a$ |8 p- f, Y5 q( O
- color: #B0B3C2;9 z) r+ n/ _+ t' K) f9 i
- font-family: monospace;3 i2 R/ d) J8 P+ S
- font-size: 16px;
! m- w3 L$ G6 V7 r( \; F1 H l) g - margin-bottom: 1.5em;! y; z! [' [2 A# @2 L# X/ [3 p5 S2 a2 l
- padding: 1em; r3 d- ]% {9 s2 r
- }/ l5 n! e2 I, N8 p) p
- .toggle-input {) o0 p* V# c9 g8 w; e+ Q2 ~
- display: none;
1 `. o! s& Q8 l1 _ - }
% S' E0 z* w% C: g9 s5 r7 G5 Z - .toggle-input:not(checked) ~ .toggle-content {
$ |, d: R5 {7 Q - display: none;0 k, x" V& G4 p" ^5 j
- }9 ^: B$ ]6 J- g- e8 J+ u. X. @
- .toggle-input:checked ~ .toggle-content {9 }! v. {3 z! D0 p1 [# p
- display: block;% m1 h' M5 |; W4 p
- }( @! U* k- k- t8 k+ K; d
- .toggle-input:checked ~ .toggle-label:after {
% M( J. Z. I9 R8 P - content: "-";9 }5 L! g5 B8 t
- }
复制代码
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