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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!">" K9 c ~. {7 m/ _( ?( ?: X
- Label for your tooltip0 M6 h8 a2 O# o+ K) c
- </span>
复制代码CSS代码: - .tooltip-toggle {9 r3 Q+ Y5 n. Y3 L' D1 X, F* x
- cursor: pointer;
9 T: Q- I9 a& ]3 z! Q% ?, ` - position: relative;
' H7 b& T0 a8 S5 {# k# L' b5 ? - }
' p$ ~3 }5 X& t0 a |& R: ? - .tooltip-toggle svg {/ \- `) v/ W" U. u3 r
- height: 18px;
J7 _( k, ~5 a. S - width: 18px;7 y: s! A* o! n+ Y& I2 g
- padding-right: 0.5rem;
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2 ^- x8 a% k# C4 K `) f8 o - .tooltip-toggle::before {
. d/ a: d1 A* X) Y8 _; c$ p* H0 `: J - position: absolute;+ K3 o2 }( C$ U" b
- top: -80px;
" L3 A8 F; |& X7 d - left: -80px;& i! I* R9 } J" e9 H4 \
- background-color: #2B222A;5 j7 ?+ \/ c, b( \, t
- border-radius: 5px;' `- W; A8 \- D& e; o2 |5 t
- color: #fff;. [3 c6 \" }. m% y3 W7 `
- content: attr(data-tooltip);4 B3 s; o4 w2 K3 J+ h
- padding: 1rem;
7 J3 A' b3 l/ e, e# o; W - text-transform: none;) S4 Y* |0 y' O8 g1 N; M
- -webkit-transition: all 0.5s ease;- w' f) b1 m, _& r2 ~: O
- transition: all 0.5s ease;1 H, D5 \- \$ j6 Z$ k, C
- width: 160px;! y+ a7 D/ b' c7 @3 v1 Y6 g' Y
- }4 D( t# d7 V7 i$ M( q
- .tooltip-toggle::after {' P% c4 R& K! e3 R! Z. w) J
- position: absolute;- D- L' d3 A6 i. r2 p
- top: -12px;
: i8 [$ v4 t0 q0 e5 _* y* a2 S - left: 9px;
; c+ L) ~" V, y7 w6 Q& X- j - border-left: 5px solid transparent;0 ?: x& c1 _( Y7 f3 ~9 j! q
- border-right: 5px solid transparent;. l( F% Q- X' Y0 B8 j4 e4 h
- border-top: 5px solid #2B222A; G2 }9 v4 a( j; \9 ~2 P+ }
- content: " ";0 J$ v7 z/ y( S+ [% c. g7 n
- font-size: 0;
% e' {/ M' Z7 K( P( T - line-height: 0;
# S' r& E# A0 s: ^( S - margin-left: -5px;
* ~0 T8 j1 I4 H \ - width: 0;3 Z& S$ M+ T: l5 ^3 r
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- .tooltip-toggle::before, .tooltip-toggle::after {! {' y# W8 X; t
- color: #efefef;
7 p# ^1 P9 M/ C o$ S! J - font-family: monospace;
( F& P, G& b! J3 m: { - font-size: 16px;
8 N! D3 t! ?. j8 c - opacity: 0;4 Z3 t! _& \' y6 x
- pointer-events: none;* `. p9 S3 O$ _/ b# _: G
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; B# m9 ?$ d$ f7 d) f
- opacity: 1;5 P# e3 @9 I% n
- -webkit-transition: all 0.75s ease;+ l; }: v! d7 h& q0 a6 P- X
- transition: all 0.75s ease;2 c- p& [/ I) n8 V9 P3 u a
- }
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">% u+ Q' H3 d6 \3 F- F2 z
- <ul class="nav-items">* J5 }# R3 P- ~
- <!-- Navigation -->% |$ A1 V$ K& y' }) e7 j
- <li class="nav-item"><a href="#">Home</a></li>/ j5 [2 u* U! Y1 m3 r3 u8 z
- <li class="nav-item"><a href="#">About</a></li># Z2 P! p+ A/ y: d
- <li class="nav-item"><a href="#">Contact</a></li># S* `3 x/ }8 D' K* v
- <!-- Dropdown menu -->
9 X7 e) M4 E c; D - <li class="nav-item nav-item-dropdown">* X7 w. r0 v+ G; S0 ~: {, `. g
- <a class="dropdown-trigger" href="#">Settings</a>5 z1 d) o7 U) x' s! j' N
- <ul class="dropdown-menu">
" B& z! v, W9 }; R - <li class="dropdown-menu-item">9 k7 K9 Y, m( r% | a
- <a href="#">Dropdown Item 1</a>2 S6 h! g1 x" Z$ Q
- </li>% r6 J9 C) s4 T# s% k
- <li class="dropdown-menu-item"># ~7 s. D k* O+ {
- <a href="#">Dropdown Item 2</a>$ o) E0 k; f4 l0 J% W
- </li>
2 T$ l7 o' F, C' |; s - <li class="dropdown-menu-item">
/ I( ^! u& e' x/ B6 y$ d# L - <a href="#">Dropdown Item 3</a>
+ I% ^$ I1 Z4 B7 X: a- v& T - </li>
7 k. a' {5 q/ V0 T0 |" b% | - </ul>. C& H0 c$ R5 G
- </li>) g# R3 N- I" o9 c( E; a$ i
- </ul>
- h8 h6 U) U% F* ^, T - </div>
复制代码对应的CSS代码如下: - .nav-container {
9 w% V7 x, P5 j, s4 V; z - background-color: #fff;
7 x$ P! b# m+ r3 e) Y( G - border-radius: 4px;8 `& k4 Z5 I/ k0 W# L8 A& e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); [9 F* o# M( T. m3 T
- padding: 1em;: n1 P, M; {# Y4 ~# K$ L
- border: 1px solid #eee;9 T" C( _! s& V' \
- display: block;& j) O& o- Z& ?! f& `7 i1 [
- max-width: 400px;
+ ]; o1 I5 }5 X - margin: 0 auto;
8 I* ^' q7 l7 P: n g - text-align: center;
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- ul,
3 X9 `2 v+ t6 j/ h! p - li {
& I5 U2 z$ s. U! Q2 n0 S/ ? - list-style: none;
' p% p( ^* I+ j! A9 V$ l - -webkit-padding-start: 0; g6 K; G- F+ X
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- a {$ s$ r: n1 ~' i: ^+ u6 @' t
- text-decoration: none;
! v1 {$ W# o+ d, d - color: #ED3E44;
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6 [/ u. x& U% G' Z( H - .nav-item {
' p1 Q' y* O; f8 j4 _3 c - padding: 1em;
8 c" g+ t+ I' l: h4 H6 k - display: inline;3 s1 f$ x; A" _. j4 n$ D M# M
- }
9 P: v' v7 O5 L - .nav-item-dropdown {
( X+ u; Z5 p9 }3 n t& v6 h - position: relative;
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% {- ]' A4 f5 j' a# W$ l" o9 a" J - .nav-item-dropdown:hover > .dropdown-menu {
3 r3 m' d$ H7 d6 N - display: block;7 \+ S i; E! Q+ B+ o! Y
- opacity: 1;: O* H6 a" H7 Z4 n# f
- }& k0 r% f1 V& t0 C8 d4 I6 {
- .dropdown-trigger {9 w1 a6 a& C" `# ~- @' m
- position: relative;9 b" ?. c, D) ^2 |1 b2 f
- }
: j' x6 f8 S2 c4 K1 v - .dropdown-trigger:focus + .dropdown-menu {0 ^4 I2 @ ~3 U1 x: _) p
- display: block;
) d: N0 f! @9 F( {, o; X( G: o - opacity: 1;
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$ p: V1 ?0 d4 Q9 ~$ D, `# b - .dropdown-trigger::after {
3 f* Z1 i+ I6 {/ o - content: "›";: Y: s4 [5 m4 U4 e: Z5 M- j7 i
- position: absolute;
6 _# Z, u* @$ U: V* J - color: #ED3E44;4 g+ y% [% ?9 P' Z: j! h) _5 G& n
- font-size: 24px;
. X8 T$ z0 l/ j% z; |; E9 S - font-weight: bold;
: {9 s% {+ |" Y! O$ u5 A" Z - -webkit-transform: rotate(90deg);8 i8 v3 C! C w" G
- transform: rotate(90deg); z- i6 a# h/ t* G* j
- top: -5px;
) g) a/ Q. @9 |# ~0 F: F) K* X - right: -15px;
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9 a8 U' ?& ?) l7 o1 I) d2 g - .dropdown-menu {
`* n) Y* H$ \, g - background-color: #ED3E44;
% m- t8 o' t& w" p+ O) D0 ]1 H' x - display: inline-block;+ t$ _/ k1 ]. q1 E- S
- text-align: right;9 E; x& J6 ]0 a1 N M$ [% c
- position: absolute;; b7 x8 [* N* n$ i+ L, |( j
- top: 2.5rem;% {5 c& o2 q U; q; S
- right: -10px;1 z$ C. i6 ~+ ^% X& I
- display: none;+ \8 R: {4 a c4 w9 M8 f1 m+ |
- opacity: 0;3 g' ?: d# F2 h' j) x/ Z
- -webkit-transition: opacity 0.5s ease;, O% ?7 |4 S3 J
- transition: opacity 0.5s ease;* k; N: C: k1 b0 V: X
- width: 160px;
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- .dropdown-menu a {4 C2 {$ g0 o4 U
- color: #fff;, G7 l# W$ W. W& ~( A
- }
( [% q2 g) K% y' E9 a/ O- d8 b - .dropdown-menu-item {% a' Y5 t" s- i
- cursor: pointer;
. W' T8 ?0 I& T" a& } s5 q0 L - padding: 1em;6 w1 @( p" h$ }# r0 P! c
- text-align: center;
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- .dropdown-menu-item:hover {
: V: S& p3 [- I+ [1 P5 _$ T$ Q - background-color: #eb272d;
" |) \- B' P' _) j y. C: P - }
复制代码 2 x3 j, C i, `6 S H8 F
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">8 |( Q) P$ m; ^8 \
- <!-- Checkbox toggle -->
. c$ S$ X3 l( S8 G5 F - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">8 J. o6 j& W# r. S( P
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& ^, N( M7 c4 W% v% t9 K+ f! v
- <!-- Content to toggle from www.mfbuluo.com-->
! {/ `# l( v" R g# p1 _ - <div role="toggle" class="toggle-content">- j: p h9 Q6 d7 q6 S# [/ ?0 E
- BA-NA-NA-NA!, l# g8 [7 B+ K5 z
- </div>6 W N, C$ }5 S1 Z. C+ o8 ]7 m) C" a# R
- </div>
复制代码CSS代码内容如下: - .toggle {
+ T* w4 V. `( v: x6 @ - margin: 0 auto;
h2 H( e( K0 T9 p5 g) } - max-width: 400px;) i7 n" g& {) p, ?+ Z6 q9 b
- }5 K- W8 U0 d& i, H% u6 Q' X
- .toggle-label {
7 ?% K7 a p. w Y" F! C9 a - font-size: 16px;
5 D t4 n9 e/ d, I! W - background: #fff;
/ W: C; |5 M% m3 q9 Y$ y: d6 l - padding: 1em;9 N: l, T4 Q+ n. G3 {4 N
- cursor: pointer;5 H; a+ t7 t! O$ o, w- B5 U$ L
- display: block;
" {! V1 u8 x0 I5 f - margin: 0 auto 1em;
- e% f* T9 o$ m, Q) q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 x& w7 y( y9 U! l2 T7 T+ l6 q - border-radius: 4px;9 a7 F, f L; w# p
- }! {! X; g7 u3 v" \; ~
- .toggle-label:after {: a* B0 F2 \ i: O: M! V
- color: #ED3E44;
' I5 K/ b% S* o+ G4 c+ a* q5 H5 x - content: "+";
1 Q. q+ m2 ~% \' R$ `" M. X3 A+ l! p - float: right;- D2 w" Q# s& N3 ]6 ?" ]5 a8 J+ s
- font-weight: bold;: n5 T. b$ J7 t& {
- }
, g0 O7 a$ `, q% w - .toggle-content {
- z" k% _" E3 G0 g5 \& b - color: #B0B3C2;" F- p1 K8 ]# U+ ]
- font-family: monospace;4 k$ C1 q3 \$ l" E$ @+ v
- font-size: 16px;9 e: `. U) M7 }! T% _. C
- margin-bottom: 1.5em; {: Q; g9 @- n- b
- padding: 1em;
0 s e3 Q" A" n# _& ?8 Y: J% a - }% ?0 g$ \ c' n1 U6 R, U
- .toggle-input {$ x0 n) \. n. I( Q
- display: none;
5 C Z4 M! y0 G$ q$ W. M0 i& x - }, `8 _1 A( J$ H
- .toggle-input:not(checked) ~ .toggle-content {# L1 C# F: C6 M3 O/ i
- display: none;" V; a$ D" G; F; {4 ]: D
- }7 h' X, L) O$ I: ]# O; k2 j6 x
- .toggle-input:checked ~ .toggle-content {
9 s. n6 Q% o- F3 O" h - display: block;
8 {* a1 H$ g8 T( U. G. B5 p - }
5 [7 Z: S. G0 b - .toggle-input:checked ~ .toggle-label:after {; P4 r: g' @: s* Z
- content: "-";
$ c3 t v1 n8 {7 G- R0 g - }
复制代码
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