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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!">! a$ L3 w5 n7 @# S1 `
- Label for your tooltip0 i& `+ g6 E0 n- e1 e; ~
- </span>
复制代码CSS代码: - .tooltip-toggle {
, f5 O# c# V3 J* y5 P - cursor: pointer;1 K& J6 I; _& p; j' ?" T
- position: relative;2 [5 ]7 a% F$ I& H, d2 K
- }
# e7 P m3 B ~ - .tooltip-toggle svg {" ]- H0 M, N" ^0 g
- height: 18px;3 c& U& B! G8 `
- width: 18px;8 _+ N1 ~( M# e& _2 Y- [( ]2 d9 k4 l
- padding-right: 0.5rem;1 C7 V4 @& i/ Q0 _. `/ z
- }
) B; Y0 {/ i2 Y& L( o8 K - .tooltip-toggle::before {1 B$ I2 |; P- ~6 S
- position: absolute;% v+ m7 o! b+ m+ R& z
- top: -80px;
8 x5 k0 z! Q; u1 C - left: -80px;
; i/ Y1 u- m: D# n: U6 J$ o9 B* j - background-color: #2B222A;
- y( ]0 f, Z6 p7 k( [ - border-radius: 5px;
7 _9 d4 `6 D! M- ^ - color: #fff;- @* G. F) W1 _& }5 b5 T
- content: attr(data-tooltip);
* x1 _* W# _! `' f - padding: 1rem;
8 x2 {# x0 [" Q& h. P - text-transform: none;
[! h, Q& u' E, l2 q6 ]$ ~* V - -webkit-transition: all 0.5s ease;5 q5 Q& P( V+ E! r
- transition: all 0.5s ease;
2 {3 ~( T d- R: Q - width: 160px;1 C+ |$ E. W! m5 z# [
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- .tooltip-toggle::after {- S1 ~9 J) l* `% T9 `9 I
- position: absolute;* V1 p4 I/ C1 Y* ]* J: A/ v9 _
- top: -12px;! r# X. J Y9 H! \
- left: 9px;, c3 K- d. u% G
- border-left: 5px solid transparent;; F {7 f! l7 O9 ~1 l4 r7 e3 c! H
- border-right: 5px solid transparent;' |& Y( @% d/ c+ h5 C7 L7 R
- border-top: 5px solid #2B222A;2 d5 R* w" p, f$ a& O3 @
- content: " ";
! X0 G* `$ Z' X) i! p* d0 N - font-size: 0;
* ~7 x8 k7 I0 K* P1 i5 P X - line-height: 0;& I; L) T: d/ ?8 B* }! T
- margin-left: -5px;
/ ^( K/ f; A! {0 i) r# X: e1 W - width: 0;$ c9 [- J, N# g
- }; m, W5 E A# W9 V
- .tooltip-toggle::before, .tooltip-toggle::after {! G0 Y% L# B, ]7 C
- color: #efefef;
3 X. g5 g h8 \* y& ?) q( ^ - font-family: monospace;( Q: Z' B0 ^6 G; n% {4 W; p
- font-size: 16px;( R$ Q: g$ L/ D$ y+ ?) c& t; G
- opacity: 0;
4 R' o: w+ c# q! Y+ n - pointer-events: none;
7 T" G( b: v3 }" o( R - text-align: center;
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, ?1 C2 H) V2 t$ B - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% t4 }1 M0 M( U& D) S
- opacity: 1;; e* i4 g2 X# W w0 [
- -webkit-transition: all 0.75s ease;
, N) u% H9 Q* P* q. ~, W- @. u+ U - transition: all 0.75s ease;* \+ {' h* o* j) e$ y: N
- }
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">
1 ^' h2 F, l( \ r) p - <ul class="nav-items"># X* k$ q2 e4 m: r8 h: \9 g; \3 q0 x7 U
- <!-- Navigation -->
) M6 V( B z9 A4 I - <li class="nav-item"><a href="#">Home</a></li>
. G. L2 ?1 c" {0 C9 D" [ - <li class="nav-item"><a href="#">About</a></li>- F2 Q9 z3 }: D3 ?" L, V
- <li class="nav-item"><a href="#">Contact</a></li>) \. G/ z4 Q7 |- N* C' C% X0 n. _1 F
- <!-- Dropdown menu -->2 O7 H( H; q, K* S; C( T% C9 w
- <li class="nav-item nav-item-dropdown">3 ]/ n% k6 `! {/ ~- n# P* K2 y
- <a class="dropdown-trigger" href="#">Settings</a>' P- D8 f# l: l* Y- |# t
- <ul class="dropdown-menu">
! g" S1 |$ c6 l7 V) I7 m5 j, X F - <li class="dropdown-menu-item">: d( x$ t/ x/ l% O# |* I+ H
- <a href="#">Dropdown Item 1</a>3 }- _3 |3 y: q V3 k
- </li>: f" \5 N% i% _# m% n }3 N
- <li class="dropdown-menu-item">0 ~7 `" z; n& ?
- <a href="#">Dropdown Item 2</a>
7 K6 d5 |# D" [; b& ` - </li>
. e p' p j6 Y4 M2 v - <li class="dropdown-menu-item">- Z4 N$ ?6 b: ]" `
- <a href="#">Dropdown Item 3</a>
$ V }7 j0 Y; V/ K2 U. l) e - </li>
0 z6 V2 s+ l3 P% m6 z; u; X1 g - </ul>
7 V" v2 l, A/ h8 I+ b/ q+ M$ e4 e. t - </li>
8 G- `$ Z% L% c) r S - </ul>4 L& L7 }9 j( o& r i0 r- X9 e
- </div>
复制代码对应的CSS代码如下: - .nav-container {
; y, s; O" K! U+ T; l - background-color: #fff;9 e3 D+ e6 s8 \6 E2 `, n' c
- border-radius: 4px;
0 J1 W# _& l4 @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, b1 S' U/ P7 R
- padding: 1em;
" I2 y% X! z/ f5 c$ T% b/ h, ~ - border: 1px solid #eee;' x7 Z, Y& a8 ]: g8 j' u
- display: block;
3 h3 o% x4 W. G ~1 [% I - max-width: 400px;1 E. e t( `& |$ L" A" ?
- margin: 0 auto;% W* L2 a( U$ }4 a# r
- text-align: center; i- f* O7 _! @' O( F0 I6 `$ O
- }
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- list-style: none;5 B& B' h/ [) |3 x
- -webkit-padding-start: 0;; I$ {: Z$ F; t" q! M j, R
- }
9 D! p& h% c. Q* j1 P& { - a {
) y$ `' ?5 X8 r# o. ?7 C% Z2 a - text-decoration: none;2 g% V$ [" s& Z# i# {1 o8 Z7 J
- color: #ED3E44;2 ]8 ?7 Y8 `! m' ]
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- .nav-item {
- P Q2 \$ G i9 a, z$ I* ^ - padding: 1em;
+ l: N2 e% l; t8 d S - display: inline;
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5 A/ ~! G+ _2 c4 k% U6 V, h' d9 `0 c - .nav-item-dropdown {3 Z' D1 n; T" |$ B! y, o! R/ W
- position: relative;1 M. m' z) z. a: m4 o- \6 F( Y5 v
- }7 [* G, @, T% ^6 F
- .nav-item-dropdown:hover > .dropdown-menu {
0 T9 n4 K) e/ K - display: block;6 X9 ?# D9 O8 k( P
- opacity: 1;! x( o% Z9 K% g- P, L- p" a
- }
% d0 X& _5 y$ T# h' ?7 I8 w# c - .dropdown-trigger {+ x5 l$ v' D# j; F4 h, l
- position: relative;/ T2 w5 }" z0 N c3 v% f9 O7 ~. d
- }1 m" X7 h2 L3 E. N
- .dropdown-trigger:focus + .dropdown-menu {8 H) e+ f5 ~; u, c5 p
- display: block;3 m1 n6 q" g+ C' D1 P% E
- opacity: 1;. f" ?& [$ F; v" ^8 f% m
- }
5 o) `5 q8 }' e. g9 c7 F - .dropdown-trigger::after {* t; e/ `0 T- F0 x4 A
- content: "›";5 i2 O2 P0 i% l4 s9 z' ~2 |
- position: absolute;% m4 G+ A& Q7 {' _- o+ Z. G
- color: #ED3E44;
) K% d- g: Y0 p, E - font-size: 24px;& e( F! O2 d6 t/ ^* P
- font-weight: bold;
3 D# Q I* Y- X9 C# N - -webkit-transform: rotate(90deg);
# j2 E4 @& j8 N! q3 x7 G - transform: rotate(90deg); ]9 |5 s5 Z# H9 W
- top: -5px;
9 P+ d- Y: M3 y - right: -15px;+ k' _9 Y& ~) I1 F
- }- s/ P0 J+ k2 R( {6 o' k6 Y8 `) F
- .dropdown-menu {
" `0 _6 e- @) ?) F - background-color: #ED3E44;
8 K/ e# y# b% M9 s( K3 L - display: inline-block;
8 S! }: V8 H+ ~8 J7 Y - text-align: right;/ p2 R, U7 b3 g3 a* _
- position: absolute;7 d& ]% {, L) Z6 z. {' c
- top: 2.5rem;; l* K: S. t- E0 N$ v8 e+ z
- right: -10px;2 c# X# h, m# H
- display: none;
8 \/ N1 D- I" C' s. i" l - opacity: 0;3 S) f2 R6 U5 _7 F
- -webkit-transition: opacity 0.5s ease;
# j$ Z8 |. K" \5 X$ s I8 {" g/ n - transition: opacity 0.5s ease;7 F) U. }( _ R7 f0 P" Z
- width: 160px;8 \ x2 B0 r4 V4 x* i
- }
, H4 G" @# Q$ e: v. g. X - .dropdown-menu a {8 ^% t1 W: _- ]5 b
- color: #fff;: d" K. Z! J' M, L+ n
- }2 a, I1 u7 v* z+ [5 |
- .dropdown-menu-item {7 ~7 ^- A7 p0 D( \6 I& c h
- cursor: pointer;
. J# [* k2 r) I2 J6 i8 v7 l/ G1 S - padding: 1em;1 q) `. L9 v6 R
- text-align: center;
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- .dropdown-menu-item:hover {
) A% p: ?) _ ~) X- W; s - background-color: #eb272d;6 ~- p0 N+ v& m/ Z+ d( Y( h1 z
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( O% _' B& a2 u - <!-- Checkbox toggle -->6 x i7 ~0 R' S* v3 c K
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
4 c3 G/ @4 ]! t, Q - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ N* b( O# Z; z8 e
- <!-- Content to toggle from www.mfbuluo.com-->3 o6 ]: i% p8 L; ]
- <div role="toggle" class="toggle-content">& |7 p! i2 O5 ^4 `, h; q% ~
- BA-NA-NA-NA!, R4 v: h5 i; d% O: E
- </div> `) i- U; S% t2 [+ p
- </div>
复制代码CSS代码内容如下: - .toggle {. o5 w3 j( [$ c9 J
- margin: 0 auto;" `( g, @- r5 f& e# m. B4 |- x/ d
- max-width: 400px;
) o4 |) f* b( K" ^, f' b8 i - }
% J& K7 j" _2 j0 _- L# S - .toggle-label {) E2 H0 ~" h9 o7 o: J( Q, S
- font-size: 16px;' o$ E9 o4 [ T2 D
- background: #fff;
" p1 R6 V6 c3 o [/ @ - padding: 1em; Q- f0 t ?% {, O1 @& n$ ~) c
- cursor: pointer;
0 z- }2 F9 p1 }" \+ m+ p - display: block;
* l0 i E5 L5 @" W - margin: 0 auto 1em;
/ G$ Q# V( S* g/ X1 N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 `2 B% }, S, i' U$ O+ b - border-radius: 4px;
! C& c9 O# m1 a) U7 L- z% {2 t - }
* p# z$ ^' O8 M/ N - .toggle-label:after {$ S+ R( T% j+ B; r& I
- color: #ED3E44;8 d! a Z1 e! m, G4 W, _) u
- content: "+";- `) H" S6 `2 H* d+ K6 c
- float: right;
' l; }: n X1 G& W# V/ T8 e - font-weight: bold;# T' y* }7 q' I" |& k4 P
- }
" A5 c: X7 z& k- Y( t- y- c - .toggle-content {
* s* I7 S$ l; W& V' ^ - color: #B0B3C2;5 Q: a* Z/ p9 z
- font-family: monospace;
% L! X( n& v1 `, f - font-size: 16px;; i/ P! X% D" x5 |' F8 Q! m( O& h, k
- margin-bottom: 1.5em;
( c. N9 H' {$ x3 T/ `0 ~0 n$ O - padding: 1em;
& s( V/ f/ K ?! x3 x - }. e5 w# Q" g/ b0 H' m
- .toggle-input {* d- u% l, v- Z+ u4 }7 B# T2 Z$ ]
- display: none;- b/ d* A( _. h3 E
- }
* n3 l+ I7 N4 j8 k0 c - .toggle-input:not(checked) ~ .toggle-content {
d. z/ `' J8 n/ W - display: none;
# z! f% P# ^8 f' A% d8 u - }0 x2 S B; F' a, B$ f R" \
- .toggle-input:checked ~ .toggle-content {
3 d" u0 A! |$ C9 {0 e8 Y - display: block;
$ n5 Q/ y; z, e2 U0 s4 ] - }
# L" X8 t8 U( R* S - .toggle-input:checked ~ .toggle-label:after {8 ]. g5 o" l( m$ z
- content: "-";+ h) n( Q# k4 l8 I. q8 R
- }
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