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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!">
( F: r. k2 C x' Q! P - Label for your tooltip% Y! F* C- X$ h; D' B8 `
- </span>
复制代码CSS代码: - .tooltip-toggle {
* W7 Q. U! o P - cursor: pointer;
7 E! s: m$ I; s/ N - position: relative;
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- .tooltip-toggle svg {
; L# o4 B3 x% ?: }$ ~* g/ ^0 S' U: C - height: 18px;- S' x1 v7 \- I4 D3 Y
- width: 18px;
6 u, ~& W2 d+ I2 \ - padding-right: 0.5rem;( L1 ?+ }! u" H1 s z
- }
: g" V( ^9 {! h2 ]1 l' V - .tooltip-toggle::before {+ V4 ?7 C, B |# d6 U5 R6 X2 s+ T
- position: absolute;1 x ~. t* s8 \! w% a* p
- top: -80px;0 o( T8 x: W. z) W. s+ D
- left: -80px;: O. B8 O( r' G7 d; {
- background-color: #2B222A;
1 Q: ?. l# u$ k8 }" B - border-radius: 5px; F4 B& P& _& E* }
- color: #fff;+ V! N' [; G6 g N; Z& `
- content: attr(data-tooltip);- d( W. n$ s2 g1 @
- padding: 1rem;
% ~2 J9 x; W9 D% \3 X - text-transform: none;, n8 ~( E5 P' A$ Z. n, m
- -webkit-transition: all 0.5s ease;
. m/ g* M% W$ i - transition: all 0.5s ease;
" j( g2 }$ s$ y) H- Z1 v) @ - width: 160px;
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8 u) e% e& O! L$ M - .tooltip-toggle::after {; t6 E* C3 ?9 c' p7 v
- position: absolute;
* e# w q' n3 S - top: -12px;: S+ k% u2 O2 X. o' P
- left: 9px;
. `8 U( S2 O( z - border-left: 5px solid transparent;
) q- O* O; u/ B; X - border-right: 5px solid transparent;0 ]' u9 q2 D* F
- border-top: 5px solid #2B222A;
+ d9 F6 a, _* ^. q5 Z5 f! ?7 T - content: " ";% X. t' o! q. K$ i
- font-size: 0;
( i6 T: N* x& a, ]- M& _ - line-height: 0;/ t; o/ Y2 z; p3 [
- margin-left: -5px;
/ L( ~( @& u$ ~ - width: 0;- o, P' a6 ]9 B9 g |/ L( j* g) _
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- .tooltip-toggle::before, .tooltip-toggle::after {
2 \( E* m/ o- s9 b+ Z! w - color: #efefef;
3 N' t6 {7 E# T* Z2 n - font-family: monospace;: \$ d8 L5 U* F S9 c- @/ G
- font-size: 16px;
9 P; }- K2 u+ G8 w o! d - opacity: 0;+ X- g# L9 O$ C+ V( j( R
- pointer-events: none;
& f5 h+ W9 |( ~, \ - text-align: center;
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1 F7 I C6 d/ U' A4 H% i/ @' X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 E4 s6 s) K. [, \6 C1 @+ ^
- opacity: 1;* u! A5 M2 Z K: |! J
- -webkit-transition: all 0.75s ease;
* j$ C& T k3 D5 k4 J0 ]* r$ c x - transition: all 0.75s ease;% A( p$ }2 L. Z; _
- }
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">
( k1 U- j) T. q - <ul class="nav-items">/ L' A, R, M5 y9 A4 {
- <!-- Navigation -->% C+ P$ J: c: ~: z$ r3 W
- <li class="nav-item"><a href="#">Home</a></li>
. r0 P; W S& Y% ` - <li class="nav-item"><a href="#">About</a></li>
5 q; Z) d, ?) ?0 j: P% B; u - <li class="nav-item"><a href="#">Contact</a></li>' h2 x7 e5 d9 o. t6 M! `, F
- <!-- Dropdown menu -->" {$ E; l! H0 b/ J
- <li class="nav-item nav-item-dropdown">
& y& f E% R( O, U0 w( X - <a class="dropdown-trigger" href="#">Settings</a>
7 h' A# C% X6 G$ v9 u - <ul class="dropdown-menu">6 }; ?/ z' g- R2 s+ A9 ]3 _; \. Z. {9 u
- <li class="dropdown-menu-item">
7 L3 D- n" y+ o6 ]) `; n - <a href="#">Dropdown Item 1</a>
/ j6 q6 A9 {# V& I6 e K. @ - </li>4 B9 U2 a) E8 Y9 O4 z
- <li class="dropdown-menu-item">+ e$ D7 ~. y% x5 b
- <a href="#">Dropdown Item 2</a>9 s- j8 L+ Y: g1 E! P
- </li>; r. R/ w; `9 R+ \: L
- <li class="dropdown-menu-item">+ ]4 @7 m, V1 D" z% O4 T
- <a href="#">Dropdown Item 3</a>* T. b. N* w1 N3 d! [: [
- </li>9 V, W1 U: v* h
- </ul>
5 \; U' D0 p1 r2 e1 J0 H$ d - </li>
/ m, @; [" ~8 ~* H8 S8 k! [ - </ul>( c6 ~1 H9 s2 \, J# N
- </div>
复制代码对应的CSS代码如下: - .nav-container {
% Q: u }. s5 v3 F q) z5 l4 g+ q - background-color: #fff;
6 O8 M" K1 { ^4 t" j - border-radius: 4px;
4 J, }1 Q( F B7 t, Q/ t- Y4 E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 Q1 F6 D% W9 Q; ^+ c' v7 v - padding: 1em;
7 {/ ~( ^( u$ b. ]- X* F - border: 1px solid #eee;
1 ~7 _2 e. D% h: u- \$ K& y3 O - display: block;% H) P' K( k o! s1 w
- max-width: 400px;
3 p$ n% j3 Y, o% P' Y - margin: 0 auto;- O; |* O& F1 b! J L8 K/ u) k
- text-align: center;# ]+ z8 P# @" d4 R
- }
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- li {
) Z% c% I" t0 c - list-style: none;# {1 v4 b2 j0 v1 h. M1 m
- -webkit-padding-start: 0;# Y+ y" b; ^+ o) ~
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- a {
3 Z/ L b& ^! I$ V4 }6 f6 V - text-decoration: none;
9 R& t' k; _2 `3 y0 s - color: #ED3E44;; F9 t0 l. o6 r& m
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- .nav-item {& I" M! I8 u' p U# @) i1 c2 T
- padding: 1em;
4 M: f# n( c8 H3 N4 y5 H' u - display: inline;
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- .nav-item-dropdown {$ p9 @/ V! n% Y3 a) S: ~
- position: relative;5 n/ B/ C" ]0 B2 ^ j+ L4 p$ Y2 m
- }
, ?3 _1 V3 I! `0 K3 G0 B+ c - .nav-item-dropdown:hover > .dropdown-menu {- v1 Q- D% b% S
- display: block;
, H+ ~( p( J: W% y& H$ m; z& H - opacity: 1;1 }! ^+ m; ^7 `5 `9 L0 q: a) y
- }
8 T6 o4 [% `' _3 P7 P - .dropdown-trigger {* {* X% [3 ?; E" F0 w1 q; w# N+ j
- position: relative;& }/ k( e( r/ l3 h% T
- }
2 w3 v% A5 P f7 J' ? - .dropdown-trigger:focus + .dropdown-menu {
" p! c8 s) a' U; s' M - display: block;' H& z7 N4 p: i: ~( Y
- opacity: 1;% ?5 `; ]2 y) S+ Q9 {
- }
* T) V& o7 d$ v5 ? - .dropdown-trigger::after {/ K; l3 I! M3 w2 [$ A
- content: "›";
8 i; X6 B& @1 f f - position: absolute;% c: X/ q5 L. ~' ~
- color: #ED3E44;# g$ E% r s; U$ c
- font-size: 24px;$ U" M7 I6 Y* @' ]! m. H! H/ q
- font-weight: bold;6 E+ G# Y+ s2 H- Y9 t; D" Z$ j
- -webkit-transform: rotate(90deg);
6 H, i! q) m0 y& D+ K- P9 `# r2 I - transform: rotate(90deg);; F$ H9 y% Z: h! t" `: O% f: Q4 d
- top: -5px;3 l0 k8 f, E* {2 K
- right: -15px;
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- l. j* T" F. J/ D/ C1 u - .dropdown-menu {
0 F" I# I3 d5 B0 t9 L3 b% H+ A) U - background-color: #ED3E44;% {0 x' i0 Y" D& S' R
- display: inline-block;
3 E: L9 Y6 O4 Z/ f) Q' J6 A - text-align: right;
& S$ W* a8 d8 B4 ]# F4 V% K - position: absolute;
8 h2 O0 K; `' d$ a( ?6 m! V T - top: 2.5rem;
3 w7 t/ a" b0 x - right: -10px;
9 M6 v8 E9 y! b7 g$ S - display: none;
; A" B5 `+ ?9 _9 y$ o) J# @ - opacity: 0;
4 I/ c" Y! s1 @9 i7 d - -webkit-transition: opacity 0.5s ease;
5 ^+ a$ w7 |* b/ Z, P% V6 } - transition: opacity 0.5s ease;
5 y' p' ]9 i# C( f - width: 160px;7 J" M- i( X, [& C, P; Q
- }
3 L& Q" n, w* e3 ]+ y, h2 _2 D - .dropdown-menu a {
" p% ]4 w" ~! d n8 G+ \! @ - color: #fff;& |" }& [" N: y: A$ e( Q" l7 t m
- }1 _: u1 G4 d3 z! d3 G9 ?
- .dropdown-menu-item {
# b- B# d( f' H4 w2 E8 Q: A - cursor: pointer;
: t% E: l. z, `( Y5 A* c - padding: 1em;
1 G1 g8 J! D. T7 s# R - text-align: center;, _) A3 D; z" b! x2 ?
- }8 `7 e0 n1 f0 j* L7 l5 }
- .dropdown-menu-item:hover {1 }2 H& ~5 B! K+ \
- background-color: #eb272d;0 ]6 o1 ~2 J. W4 f
- }
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# Q+ {# _4 U H7 j( \可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">9 O& c1 v( m8 ~7 \' [
- <!-- Checkbox toggle -->
' }( m& G, P, A# }" f, ?2 c/ o - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 e+ r% I1 G2 r4 L9 x% Y6 `) U% X3 M
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% p9 X( k& z: \/ O5 a6 v
- <!-- Content to toggle from www.mfbuluo.com-->
. U. V+ k% z# h3 e6 R1 G6 U0 Q- t - <div role="toggle" class="toggle-content">
/ K W1 j; @& @; Q! } - BA-NA-NA-NA!
( j: d, }* ?: v- Q( c% o - </div>5 W7 X- V* w- r5 v* N
- </div>
复制代码CSS代码内容如下: - .toggle {
, U; A5 U+ W9 q9 f - margin: 0 auto;
9 y' ?1 R( e9 d$ e# X: H- ~ - max-width: 400px;
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- .toggle-label {* }- s1 R ~1 k
- font-size: 16px;
* I1 S( I; m( Z: Q, k7 A - background: #fff;
9 ~; O n2 B. s) V3 N' t' p* I( ? - padding: 1em;( r4 V) o: I( c+ D1 ]0 l! A- e. W
- cursor: pointer;4 a( \$ b7 o& w1 v3 l6 s
- display: block;" O8 Z! J0 c3 A K( V( R4 {
- margin: 0 auto 1em;
0 D: k8 Z, K) \ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 `% C7 p% V6 y6 m
- border-radius: 4px;3 j" [1 ?4 |, |2 g5 a+ c$ B
- }
5 }) Z" z2 m# S' ?5 o; Q! H! G - .toggle-label:after {
! |3 a$ }. w' T* A3 u4 Z) m9 O6 ~ - color: #ED3E44;
. P2 U' @/ Z' @% n) d) y - content: "+";
9 M" o( s ^' [# X0 f( q# n - float: right;& V! o! p4 @; \1 A! r0 @
- font-weight: bold;* }, i4 p/ t1 y& i# U9 L% n
- }
& ? |5 I% h5 D' ~6 l - .toggle-content {
/ j# T7 l2 {- {* D! v- ^ - color: #B0B3C2;
! ]" c9 W+ _' y! T' v - font-family: monospace;
5 X5 D( y" n; a# V6 M/ a6 g. ^ - font-size: 16px;- L6 \$ u; s: M5 y! e2 n2 }* w
- margin-bottom: 1.5em;
1 m1 A9 n4 p+ D, C W5 K0 b - padding: 1em;
0 E" ~) h7 u4 Z3 U- {" u4 f N - }
- U/ N& c4 H6 |4 g% ?) C+ R$ ` - .toggle-input { X. G: E; o+ g" Q! \( d" t9 f
- display: none;; f$ ^1 h5 p9 V6 v
- }2 ] F9 |( J1 A0 G6 ~) L' v
- .toggle-input:not(checked) ~ .toggle-content {0 T$ b6 K# U, F% x A: D
- display: none;
: ^1 f( ^: {$ }( A$ e) G8 j3 T - }
* a: W1 D O5 @1 c$ H - .toggle-input:checked ~ .toggle-content {) }9 Z' R3 Z# I( h; Q |
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {. ]7 o' s+ p) L0 U$ V
- content: "-";- O' ?9 R' r: w( h" R
- }
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