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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!">, o) t& W1 c6 D
- Label for your tooltip; X# H6 ~" G! V
- </span>
复制代码CSS代码: - .tooltip-toggle {" H2 A* S( a; {5 \! P8 }
- cursor: pointer;+ E4 s9 I! @% n" V9 w. y) F- G
- position: relative;
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- .tooltip-toggle svg {
) i: o2 n) P: | I5 G - height: 18px;
7 ?: o7 @" c3 ~* n' x: ], v6 [ - width: 18px;/ E7 O3 A+ m. [% c( J
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
! l T6 B' w% R - position: absolute;
, n: ^4 z' S* ?) I7 s% Q; d - top: -80px;
8 o2 b* K1 I1 B4 g, K5 }' f) } - left: -80px;
! ]' y" Y! I- j: W) u8 K- [ - background-color: #2B222A;+ L/ [( s, h' U
- border-radius: 5px;7 W4 E2 Y k) A+ L1 B6 [
- color: #fff;% m& _) e0 P4 j; Y3 j: F
- content: attr(data-tooltip);; e: t! h% Q; H+ ^) x
- padding: 1rem;/ A& j: w1 P) u) ?0 Y
- text-transform: none;
- Y& i7 I1 v- a7 A2 v - -webkit-transition: all 0.5s ease;
0 c& X# Z/ j% }5 [ - transition: all 0.5s ease;
$ Y$ w+ n& v. D) ~ c - width: 160px;0 g* f1 p; X: r, r0 M( _' O
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- .tooltip-toggle::after {# d' C! R4 Z) E0 s1 N& a
- position: absolute;2 x$ W7 b0 A$ x1 u: p& |
- top: -12px;1 c, V8 p+ k% g9 ]3 F) n
- left: 9px;7 f9 j0 A) V9 | f6 S
- border-left: 5px solid transparent;- m" N# e: a8 r; T e8 {
- border-right: 5px solid transparent;: Y6 N* t5 U3 Z0 }3 @4 [
- border-top: 5px solid #2B222A;
* L( Q, K. T. l - content: " ";+ A4 m- g# N% G4 x& q6 {% |
- font-size: 0;2 d' q# {: j1 N* P( s7 f# ~
- line-height: 0; c$ o! B* l3 l& p) G
- margin-left: -5px;' F- K, R8 e7 Y) ~
- width: 0;3 o3 Z: Y. p5 b+ n, _, J
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- .tooltip-toggle::before, .tooltip-toggle::after {2 ` O1 j: V1 e) V9 w! l f, i. ~
- color: #efefef;
9 s2 @$ l( d" U - font-family: monospace;
# @+ n, I$ i& b! j8 K - font-size: 16px;
. j. B! u/ ~; a/ s" x0 Q \ - opacity: 0;) l, M0 C" a* O: d. |5 }. H/ ?
- pointer-events: none;
) H' I: I3 K5 l3 a. ~6 Y$ I - text-align: center;4 i, n+ V" V* v2 U& X. V' S e
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ T& H$ S, k5 j1 [# b2 P/ ]9 s! L - opacity: 1;1 }) `6 |2 P2 R) L6 g2 M* z
- -webkit-transition: all 0.75s ease;3 I0 H4 o4 g1 e3 Y0 j [
- transition: all 0.75s ease;
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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">
( k I+ w) b8 w* w/ \1 G - <ul class="nav-items">
7 H2 H7 S( G, i - <!-- Navigation -->8 y2 Y- U p& Z
- <li class="nav-item"><a href="#">Home</a></li>7 b- p2 \7 K6 c
- <li class="nav-item"><a href="#">About</a></li>' T) F8 I! `( F/ O- b: d
- <li class="nav-item"><a href="#">Contact</a></li>) V0 j) {" W7 G7 p9 o! p
- <!-- Dropdown menu --># T7 w1 c G& M0 a( j( e: \
- <li class="nav-item nav-item-dropdown">3 f9 C( V$ ?6 l3 e: U7 E; ~. S! D
- <a class="dropdown-trigger" href="#">Settings</a>
( v0 p' s. R& s" v$ I( D - <ul class="dropdown-menu">
9 `/ E: n! Z9 \( _( H8 d - <li class="dropdown-menu-item">
+ ]% M7 f c8 A6 z& ^ - <a href="#">Dropdown Item 1</a>6 V% q: V& k2 T: l8 d# D' u7 C; f
- </li>
! @1 h( U1 J+ C - <li class="dropdown-menu-item">- T& M0 ?, {0 M" f6 q' m
- <a href="#">Dropdown Item 2</a>
$ f, R! N$ T2 q7 D2 J6 c - </li>
" D0 ?% e. N& m& g8 g5 A* A/ h7 \ - <li class="dropdown-menu-item">
% X1 o$ C. q, K% \7 J) B - <a href="#">Dropdown Item 3</a>
* u" k1 C' h: T) q6 P0 M0 m - </li>
2 v. [6 J0 U2 k6 a9 j+ P0 w - </ul> y5 F9 ]+ n/ k, E( w
- </li>
8 w4 M% _5 `& O! v+ ^! X - </ul>" y6 S' R+ g% z0 w& I7 r& j! j
- </div>
复制代码对应的CSS代码如下: - .nav-container {& p( z: Q3 [! p1 F- J) w
- background-color: #fff; u* a8 [5 V- u' |
- border-radius: 4px;6 f; @6 G2 S" z" n- T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 w; j' `9 _" c& Z% [
- padding: 1em;6 [ y/ C% r4 y7 T
- border: 1px solid #eee;
% ^* M# C* ~7 ^' W- r2 O2 N - display: block;
4 n7 e9 R1 o8 g' M' t6 J - max-width: 400px;9 J: a- T0 F8 M2 e, H K
- margin: 0 auto;
- P5 U6 H$ }6 B& \- f0 } - text-align: center;6 W7 R3 C1 W/ F- r$ M+ ?5 h
- }" u: m# ?% U' ^2 _ Q
- ul,
6 b. ]5 P6 L. h- a5 [. B - li {5 F, w* `, U! X+ m& f
- list-style: none;' J/ _: @! G* X" ] u6 s( w2 b1 U
- -webkit-padding-start: 0;
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& _0 H9 b$ J- x - a {
; Z- L! ^3 u" @; T9 T7 v. C - text-decoration: none;; q( p! ^' P6 M& G$ Z; Z* c: n) q/ B
- color: #ED3E44;3 r6 L2 j! g2 j! l4 _
- }
# z5 x3 z5 Z) \. `- n A' b2 V1 v - .nav-item {
! V2 A5 a4 M4 d% S - padding: 1em;
6 a& c ^5 v' g# ~7 E4 N5 ^( m - display: inline;
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- .nav-item-dropdown {
- ?# U8 c) t% k' S - position: relative;( g6 G' H4 a2 b! o' N) _
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- .nav-item-dropdown:hover > .dropdown-menu {! s- t# M- E% ?9 n5 k4 `
- display: block;
]8 T" e7 h& M2 T - opacity: 1;; x) x) Z& W' |: \
- }
7 K" K- n. g& c0 W' L" O/ E - .dropdown-trigger {
$ @; D. U3 N+ {) U' R& a% A1 D5 q# G" j - position: relative;- P% j$ i- m B
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- .dropdown-trigger:focus + .dropdown-menu {
( J, h) p& x- a8 [2 F( s - display: block;
+ T4 k* B2 r) X - opacity: 1;
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% H8 F1 B6 J- U; T8 P7 q - .dropdown-trigger::after {
" y: ^. u4 k0 x% N. j! F8 y - content: "›";; [- l, G L- _' W2 a# [
- position: absolute;& Z. p0 B7 S. ^, o
- color: #ED3E44;
. Q$ w3 ]8 H$ t2 T n - font-size: 24px;" u. g0 I: q0 p6 _& d' g) w$ G
- font-weight: bold;
: q3 t" C) V/ x - -webkit-transform: rotate(90deg);# L. B. E. x" k- J9 x/ m
- transform: rotate(90deg);
) G9 b7 M& d7 |" y4 j4 v' L |5 k0 @ - top: -5px;
( P/ O7 B' p3 x/ j7 q3 W" @ - right: -15px;
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- .dropdown-menu {# U/ E) E& A6 |0 w
- background-color: #ED3E44;% e! ]4 a1 Q% r$ ~2 n
- display: inline-block;
1 U( W; a+ f9 N- w3 W - text-align: right;+ N, e, x- j, K2 ?
- position: absolute; |( J' g# g: D
- top: 2.5rem;4 a- y2 C2 X; G* r2 E
- right: -10px;
5 }5 i- K2 M4 o: z/ ~, C, _ - display: none;
u& F+ X# u5 u1 w/ P - opacity: 0;. m1 g2 t. K% [* o
- -webkit-transition: opacity 0.5s ease;# q- u1 U& ^7 D+ \. h. H5 J$ e
- transition: opacity 0.5s ease;
: M% R1 {+ `1 A4 _7 U9 K& [, Q% ^. y - width: 160px;
) Q& v6 U; X+ V7 J& r - }
) W T! S7 w* o0 r3 L6 d! W% a: d - .dropdown-menu a {0 O; }* E9 W t
- color: #fff;
! o/ g/ X: L3 O @$ x3 F - }
+ }$ F& Z4 J' S$ q* r4 ? - .dropdown-menu-item {
# p* H7 k- K6 Q- p9 \( \ - cursor: pointer;
. H \' z1 a) q; q! d - padding: 1em;' M9 w7 @6 r; u" |9 ]
- text-align: center;
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- .dropdown-menu-item:hover {
) H Q$ n: ]3 w7 i& b5 _ - background-color: #eb272d;
8 c: `6 c8 g- N& W7 Z9 _% t - }
复制代码 5 Z |1 \9 j( ^4 O" J7 ~ P
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: X/ a r: U- w* Q; D( T! L+ B: l1 F - <!-- Checkbox toggle -->" i9 I- z$ L& _0 W; h2 ~
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># d) m# p- V( ?/ ~, d7 j7 M
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% Z, Z$ b, v8 O0 S) X# J+ f t
- <!-- Content to toggle from www.mfbuluo.com-->
. V$ J3 E g' S0 D7 y0 O2 W$ j - <div role="toggle" class="toggle-content">
% E! F: H6 U' @ - BA-NA-NA-NA!% K2 e; E9 W6 r! f
- </div>' |4 f& {7 I0 E$ c# R
- </div>
复制代码CSS代码内容如下: - .toggle {
4 r t9 t5 P6 r6 z/ ~$ p - margin: 0 auto;# p) v+ B/ h& N! a) o+ ^! \
- max-width: 400px;
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- .toggle-label {* [; g: G. ]1 u1 E3 M1 U
- font-size: 16px;1 m6 Q3 e R- P/ v
- background: #fff;
: ~- |) n: m2 u) \8 c - padding: 1em; T* c* O$ R5 w' t y- q. J* p
- cursor: pointer;: H' |9 Q( E& K8 v
- display: block;
$ {, Y: w' y8 Y, k' O - margin: 0 auto 1em;
0 i( E) `; F7 O/ V( d1 Y3 b2 P4 b% Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, t1 P8 J; _# z- ?# x - border-radius: 4px;
! i. _1 t q- O/ t, y9 |# v; \ - }
$ O$ R3 n0 Q" y [ - .toggle-label:after {
8 ?4 v0 ? U) i6 c; Y6 [. Y - color: #ED3E44;
* o3 {3 [; i2 O3 o( ] - content: "+";
6 u( Z b0 p5 w2 j$ n4 j) s% T8 |7 I - float: right;4 C; v! v* M6 K* g9 I; I
- font-weight: bold;
# _8 c! S# {6 l7 a% l# F9 ~$ v - }1 v Y3 l# k+ n# e" _$ g# t
- .toggle-content {/ V. S+ F+ ? B+ [3 r2 k% s4 A' b# u
- color: #B0B3C2;5 b5 F; R& q1 N8 {1 D3 J
- font-family: monospace;
$ M) ^& C, N9 ?" G+ N - font-size: 16px;8 _& J) m6 x% g* l" d$ t* V
- margin-bottom: 1.5em;
J7 R+ g5 p* k7 r0 W - padding: 1em;
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- .toggle-input { I# W. ?8 S2 ]8 s. F
- display: none;. ^; H6 F; ]$ B& I: e% \
- }5 P! H; v# X1 v7 K
- .toggle-input:not(checked) ~ .toggle-content {
) d- ~$ ^- n: {. @% o8 Q - display: none;
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- .toggle-input:checked ~ .toggle-content {
( [7 Z- i& \9 p3 }6 N' Q - display: block;# W5 s7 O0 _0 N- i$ Q( l- Y% g, R
- }6 F, ^5 W/ S& U, j L+ }2 v* u# u
- .toggle-input:checked ~ .toggle-label:after {$ Y% Y" ?( G( y4 m# l
- content: "-";6 q& \9 P" N C2 W) N6 ?
- }
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