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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!">
( I+ p2 ~8 i' I8 A7 V4 A - Label for your tooltip
( P, M: B- B2 ]3 D - </span>
复制代码CSS代码: - .tooltip-toggle {6 ?( ] \. \5 u
- cursor: pointer;# s' z8 V( ?4 e. D4 H' H
- position: relative;
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- .tooltip-toggle svg {- Y% v9 h! c3 V
- height: 18px;
P* ~1 R8 M9 m - width: 18px;( ?* \& B% a7 c: X/ w
- padding-right: 0.5rem;
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: a: X9 l$ \3 L% L- r$ L# z. t - .tooltip-toggle::before {
9 J) M9 y0 w1 Z! ]8 F3 m, T1 F/ U - position: absolute;# d% W, Q. W2 K0 z8 {
- top: -80px;
) p! q4 e8 b" o" V; Y - left: -80px;
4 o+ u, J4 Q: S4 Y s) B - background-color: #2B222A;
1 m$ C3 x/ x' D9 d - border-radius: 5px;. x9 F, Z3 ^6 K( P ?. w5 e: `
- color: #fff;
- a% Y* q) H# L5 \0 B+ Y9 j& C5 b - content: attr(data-tooltip);- G- B# V- x* s; q6 _# k
- padding: 1rem;% P1 X4 O# a$ y" R8 l8 x" y
- text-transform: none;/ S& i$ h( g' u& W4 X5 ~
- -webkit-transition: all 0.5s ease;+ X# i6 ^5 j& `2 A e- \, h8 R: s
- transition: all 0.5s ease;7 [2 W* T5 u; N8 O* b$ H/ Y
- width: 160px;
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0 \2 S, E2 G+ R8 ~; q - .tooltip-toggle::after {4 w$ v" Z l6 O' E5 J5 O+ O
- position: absolute;
8 q9 B: p9 r6 ^+ \. @4 F3 B! S T - top: -12px;" l: s. a) R, P. h* X6 m
- left: 9px;/ x* |1 D/ }- p' {. @9 @2 P0 }5 h
- border-left: 5px solid transparent;
0 V6 S) S2 s1 x( H: r4 V" ~ - border-right: 5px solid transparent;
' N' I& g% v/ a. m$ Z0 ?/ J& Y - border-top: 5px solid #2B222A;% P% [6 N" S- n% }" L
- content: " ";
2 [; H+ \3 D. ], N! ] - font-size: 0;
. ^; d3 e6 E3 T6 a* q- V5 i - line-height: 0;
& R; ]- N( L, h) m' P; |/ D c) }# V/ N2 H - margin-left: -5px;9 f. m6 ~8 ?* X9 K
- width: 0;, V+ e E+ N, B. F+ m
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- .tooltip-toggle::before, .tooltip-toggle::after {% r! [5 H. l, Q% J0 A8 T
- color: #efefef;2 P& k0 I. L) L' w9 r. i
- font-family: monospace;) G* ~) x0 l6 { J( W* y# U$ e
- font-size: 16px;
+ ^( }$ k f; E - opacity: 0;3 l: H8 x: b: M. M
- pointer-events: none;
4 q" n) X C3 [+ T - text-align: center;7 I! k r: @: u3 A% b
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {7 D6 E8 p5 T1 q& X7 O- T: P( y% v8 {
- opacity: 1;; m) Z: ?% H$ E, [% O& b; b3 Z
- -webkit-transition: all 0.75s ease;
# F7 |, }8 m) E- g1 G- Z4 J - transition: all 0.75s ease;1 l* q; R; }6 z( {. A1 H0 M$ j
- }
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 p* S) w$ M$ d% s8 {; Y - <ul class="nav-items">
1 L0 t% b3 x0 x+ a4 ]8 \" ] - <!-- Navigation -->
3 H( @6 |7 Y( w% _/ A% x - <li class="nav-item"><a href="#">Home</a></li>
' n) c% E( x1 T. V* I! R4 P - <li class="nav-item"><a href="#">About</a></li>
6 k1 C- ?" ]: g' E! P - <li class="nav-item"><a href="#">Contact</a></li>
% T, O& p4 _( w- T6 ~! g - <!-- Dropdown menu -->4 |: J; d* Y! T8 {; I4 j
- <li class="nav-item nav-item-dropdown">9 a [% \6 g: y$ B- K! b
- <a class="dropdown-trigger" href="#">Settings</a>
4 i; R" x" |3 V* o - <ul class="dropdown-menu">; B2 e. T; H/ [0 B
- <li class="dropdown-menu-item">
( M+ j) P; W# r+ c: x - <a href="#">Dropdown Item 1</a>& N/ h1 J T0 Q' [# i) {) a
- </li>: }1 ?- j/ t# w" p0 i) S: ^
- <li class="dropdown-menu-item">
m1 F! l, T& T8 M* v - <a href="#">Dropdown Item 2</a>
; D3 f* R: D' i# r6 P7 z2 e5 p, Y - </li>" D8 d1 D4 r% X/ ^ {& ]
- <li class="dropdown-menu-item">- L2 n' T8 p0 g5 d+ X# S! |
- <a href="#">Dropdown Item 3</a>
, E9 ?( J2 x& |0 u( x2 ? - </li>
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- </li>
( N) i) c5 C/ l& C: J! Y! r - </ul>; g8 r' O& C0 g E2 c' j' s6 F7 m! R
- </div>
复制代码对应的CSS代码如下: - .nav-container {* U; E/ A( E* o! Z3 a
- background-color: #fff;, _" [! n1 H6 ]; O6 e3 L2 N
- border-radius: 4px;
, W3 p' |' m; @3 ^4 R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! m+ U2 G2 a/ u& l& T - padding: 1em;
" ]6 C9 M: W e7 f _" P# e6 F, ] - border: 1px solid #eee;
, U' |, g5 j& ^" K( p9 v - display: block;
5 _ N8 x( _7 S/ o, m - max-width: 400px;' A: b$ w1 ?9 e4 X8 F+ N1 P1 n
- margin: 0 auto;
$ ]' }( l, ?" V @ - text-align: center;
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- li {& H) K& q5 B& g
- list-style: none;. k) ~8 v1 p5 [
- -webkit-padding-start: 0;
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- text-decoration: none;
% \3 H# N7 U7 d: I* x - color: #ED3E44;
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( c8 P4 Q- w0 ? - .nav-item {4 y+ Y+ H5 K) j+ p4 u! K
- padding: 1em;
3 p1 R6 e: P0 e: l# A4 l - display: inline;" Y# q% A+ G. ~4 s+ E) I) q
- }
9 q, y7 M; E( o" A) I4 x5 ~ - .nav-item-dropdown {
) g+ k n4 {5 ^8 U7 z - position: relative;( {( z6 k3 ^! q- u, r- e6 N
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- .nav-item-dropdown:hover > .dropdown-menu {
3 T! c0 L/ h( u' h2 R - display: block;6 ~* a: R& m" v3 S3 H. Y
- opacity: 1;/ _# q$ c5 [0 R" @
- }
4 [" ?+ U' t5 \/ Y5 f6 o - .dropdown-trigger {
0 l2 V3 B, Y; T5 v2 ^- ^ - position: relative;9 u- K+ n' ^7 N. v. A! G9 g! U
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- .dropdown-trigger:focus + .dropdown-menu {
; P! m4 z/ Z" c - display: block;) G- s5 l% C2 R# c' v! ?$ x
- opacity: 1;; S/ R8 D: Z7 `- o/ L1 z0 k8 Z
- }
$ q6 M3 y+ B1 @ {% E* } - .dropdown-trigger::after {
- B6 G7 I# A& V6 S+ o1 ^7 B - content: "›";
5 d' T0 j+ H7 E$ D: N5 b$ \6 Q - position: absolute;
Z! Z. V+ q3 O - color: #ED3E44;
8 O! F# W: j& K& k0 n9 S1 m6 m - font-size: 24px;; J/ n" b* g) w! S8 i2 x
- font-weight: bold;& a, i) K% F, x+ E
- -webkit-transform: rotate(90deg);3 o( Q W% [2 o, F1 w: ]5 A! w
- transform: rotate(90deg);
, M* @3 j! G2 j - top: -5px;* B4 |4 ^$ _9 H9 U4 J( u
- right: -15px; n( ?+ s. h4 H' o# U
- }
! p* ~4 [4 R7 ], C- A) l - .dropdown-menu {3 ?' K% i' p1 [( F" Q* K
- background-color: #ED3E44; o9 R8 D( I, a6 p2 J" O8 ]
- display: inline-block;
7 w2 u- `* q: T - text-align: right;
+ n) r( n) L1 t! W2 w; y( H - position: absolute;
2 M* e$ ~$ }- C( A5 J - top: 2.5rem;
, Z' e: w! {* Y/ o: e- `+ Q - right: -10px;
' x* a: X" V" l' J: l - display: none;7 E: H8 y. _/ V* D, B W4 ^4 J
- opacity: 0;
+ K; g6 e- A6 C# k |, @$ C - -webkit-transition: opacity 0.5s ease;
, h1 ]& Z1 v* E; i. l' L - transition: opacity 0.5s ease;# C& t% l2 C: C5 d
- width: 160px;
5 s' Q# ?) N+ W' d* X - }
3 o' d% j* T0 K( d; x - .dropdown-menu a {4 O, \$ }! `3 G! v# _
- color: #fff; {$ v9 R" Q1 V
- }
1 h' ]4 Z2 E4 D0 x* G0 U+ r - .dropdown-menu-item {
8 Z: m; X7 A! q& R8 u6 r& J" Q7 w - cursor: pointer;6 J/ }. ~0 h+ O3 E
- padding: 1em;: w" g0 [9 V1 N7 \. [8 e* l
- text-align: center;7 Z5 @8 C( @: N8 Y" O5 Q% o* q
- }
. I! M1 N# l4 w5 p5 _; g - .dropdown-menu-item:hover {
& V! Z6 C8 r$ c+ U - background-color: #eb272d;: |; \' Z; J E% y$ |- H/ A ~
- }
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, p8 {0 o! l- c6 F @: U* s可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' q9 J+ F9 Z$ y, g, T; i$ u( Y2 }
- <!-- Checkbox toggle -->
, |" h/ h& d; P( x( A - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># H0 W" T6 q) |# T4 y- a8 l1 @7 z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- q: U: a3 V& _ - <!-- Content to toggle from www.mfbuluo.com--> I; f* F& A- U7 k
- <div role="toggle" class="toggle-content">9 O2 F- Z, D7 I9 `% F
- BA-NA-NA-NA!
9 r/ @' N' Z6 M8 Y4 \1 N - </div>
* ]' X9 ~' `, }* d3 s% V, D7 O - </div>
复制代码CSS代码内容如下: - .toggle {, N2 ]# i* [! r. ~3 w' E" o9 u
- margin: 0 auto;
5 _6 j+ ~: G$ h) b3 Z. ^ - max-width: 400px;4 E% J1 ^: M. K4 r9 r. Z2 e4 q; X$ ?
- }; }0 s: R/ a/ j2 p
- .toggle-label {! s, k& U: F% V1 X. G7 A L
- font-size: 16px;& y3 W, T( e8 e' |$ q) }
- background: #fff;' k6 I$ \( _0 P+ G/ v2 c6 e
- padding: 1em;
; `( o" o1 G( R4 k4 m+ Z+ k - cursor: pointer;+ O9 w2 o) K+ N9 X
- display: block;: ~0 s6 g7 ]9 L" h
- margin: 0 auto 1em;7 D/ ]0 w8 n r& ~5 [2 A
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 [4 Q( \4 l3 D: |/ o6 N1 [
- border-radius: 4px;% U6 {7 q9 q. s; \5 B8 `: X
- }1 M, ^) P0 g( q; n/ W. Y0 P& z
- .toggle-label:after {8 _6 g3 q l1 a+ G7 E# ~
- color: #ED3E44;3 ?6 u+ D: M5 C$ d$ A2 T
- content: "+";
! S. ^4 e' k/ |& `% K" s, g4 n - float: right;4 \* A9 b, K) W4 O# ]8 P7 ?2 @
- font-weight: bold;; O6 k) X. P) ~9 d
- }
; f5 J' O8 }2 p, Y8 }. O" w- G - .toggle-content {; T- g0 N4 Q4 {( j( m7 X
- color: #B0B3C2;( d) H8 V% \2 m1 L
- font-family: monospace;; n" B+ V, [/ A u& q7 P' W2 O# ]
- font-size: 16px;
. l- e# Q7 Z+ J3 c) h: [ - margin-bottom: 1.5em;) |4 w6 c. m& }4 p" G$ w9 A! C
- padding: 1em;% x0 a" i3 k! z, p9 [
- }+ H6 N( p9 ] ]& E" Z4 r
- .toggle-input {( F. |' B9 o# r* ~
- display: none;: q( F, O- P/ F$ i3 V$ G. b
- }
" x1 T* _. G! S ] - .toggle-input:not(checked) ~ .toggle-content {
" B; a* j _: t% w6 l - display: none;
* y% R6 A$ a$ b" \! m8 A) [! N - }% e" ^8 B( U6 U' v) N7 n
- .toggle-input:checked ~ .toggle-content {
8 ]. {; Q6 \6 |4 B) [$ J6 v! k - display: block;
" V3 h8 W9 d( a! g. w - }
+ j2 |* L: k, R% I6 \$ q - .toggle-input:checked ~ .toggle-label:after {
: c& V2 k# q% o* f. p9 a - content: "-";
7 h; Q: @ ?& D - }
复制代码
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