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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!">
* ]" u0 `! T( W; ~. `: `( {* U2 ] - Label for your tooltip3 e5 L: _! k' S4 Y4 Q
- </span>
复制代码CSS代码: - .tooltip-toggle {' [7 y3 @( |" m+ m0 L5 k. _3 l1 c- v
- cursor: pointer;
4 U5 W6 _8 F4 G/ R* t4 f: w, w4 a - position: relative;
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- .tooltip-toggle svg {
; G( {% x9 w; Q4 I6 Z7 [ - height: 18px;
( J4 ^! u- I0 L. W( u) A - width: 18px;
% y/ |8 T u5 h) B% e - padding-right: 0.5rem;! M' b3 \* D- z! p/ S
- }# t# N( j8 \) r
- .tooltip-toggle::before {
& d; X- Y! t+ ]: n& O; j - position: absolute;
# q/ @5 Z; T( O4 K) f% S - top: -80px;# T' [6 Q* Z8 B3 Q! B! N6 B
- left: -80px;* ^, x$ O/ X3 H: d' x
- background-color: #2B222A;" ]1 c0 r/ U7 b3 \: h! O E+ e+ ]! W; B
- border-radius: 5px;5 i# k- z5 v5 d2 L+ `* F [
- color: #fff;
3 S, p$ D5 M, ~- @8 @& i - content: attr(data-tooltip);+ Q8 g5 ^. h g
- padding: 1rem;
% [) m/ P7 j @ - text-transform: none;
' w( ^* O M- p* K( J: T; `/ D. D - -webkit-transition: all 0.5s ease;
3 ]' n" o6 R0 t. j, H( G. ] - transition: all 0.5s ease;0 }$ W2 v0 ]. }4 M$ m; c. h
- width: 160px;
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( x3 P9 C+ |3 l- r4 M4 n - position: absolute;
5 E# e% _, e0 w* {+ I$ w0 ? - top: -12px;
" f* G; B9 A1 s. B1 G& D+ K - left: 9px;; [) }; e0 `% V1 x: ?9 Z* ]; Q6 }
- border-left: 5px solid transparent;
$ p5 v# \5 o9 _- X5 Q2 K1 N9 T3 s5 ^ - border-right: 5px solid transparent;6 u: a! [; t" i# D" ]
- border-top: 5px solid #2B222A;7 ? T _: ]# m+ X* I% Y
- content: " ";
, R* _. S% C2 U" {* u: U/ T0 [ - font-size: 0;0 k: K' Q2 x8 |' h u. I% T( P
- line-height: 0;
4 r: V2 T* a$ y - margin-left: -5px;4 d; x9 v7 g, X/ G% z0 S7 Z: T) \+ ^
- width: 0; K( ?6 N8 w0 g2 Z. e; x
- }
% i3 R8 ?, G7 F$ l0 c$ U& @" G3 N3 e - .tooltip-toggle::before, .tooltip-toggle::after {
) Q0 \5 \0 B) U$ B - color: #efefef;+ [+ [! E9 X7 |& F
- font-family: monospace;$ J6 m; c6 l, k1 x
- font-size: 16px;9 k4 f- h+ A2 h" h2 l4 a
- opacity: 0;6 U0 ~. S' [- q% R- x
- pointer-events: none;
: l* @2 P$ q* S3 z2 ?( \1 m - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 o3 W3 F5 v O4 d8 U
- opacity: 1;, x' T4 m# _ P9 R0 [4 _8 h% ]
- -webkit-transition: all 0.75s ease;
$ m/ d' t* j1 t1 }3 z8 [. O - transition: all 0.75s ease;. s* L8 m& f7 e/ _2 t
- }
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">
/ ~. ]# s9 I6 ] - <ul class="nav-items">
. l* P3 g: T1 W# v& A - <!-- Navigation -->
( P: [' x8 A" l+ } - <li class="nav-item"><a href="#">Home</a></li>5 I" }7 U u6 {% L# T; u
- <li class="nav-item"><a href="#">About</a></li>
7 F& A. p5 _1 X( C - <li class="nav-item"><a href="#">Contact</a></li>: Z& C$ g! H( J# G, M9 ?$ ~
- <!-- Dropdown menu -->
8 R$ R( |4 H- ~' f- t2 y6 J - <li class="nav-item nav-item-dropdown">2 ]6 [2 T& _( X% U; R2 A4 b
- <a class="dropdown-trigger" href="#">Settings</a>
$ X2 `( b0 y) u, `* w0 L - <ul class="dropdown-menu">
3 B; P6 Q9 H( [; E& L6 \! l - <li class="dropdown-menu-item">
2 i7 j+ V$ {2 Z/ G5 N. v T - <a href="#">Dropdown Item 1</a>6 v5 a3 a P# |4 |" j+ S
- </li>& z! b6 H: C- X+ _- b* q
- <li class="dropdown-menu-item">' m6 p# _; f" p( g5 Q3 l
- <a href="#">Dropdown Item 2</a>. p8 M' W0 i$ i/ z; o# N7 a
- </li>
3 B. b( y/ i' k$ i - <li class="dropdown-menu-item">7 l7 o* [0 ^. J/ Y$ q& B
- <a href="#">Dropdown Item 3</a>6 C0 L2 T& @) k6 `! ^
- </li>; N# K4 G- C+ U
- </ul>
$ _% Q) a( j; z ?! E - </li>
, W1 y+ a R" K ^ - </ul>( @4 K# a3 f) @+ M& }
- </div>
复制代码对应的CSS代码如下: - .nav-container { S0 u6 G2 ^4 F% k% _+ d+ V
- background-color: #fff;
8 e; k" ]. ^7 ~1 g: b0 | - border-radius: 4px;" [5 ^, |2 i' z4 E+ H U3 C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 E# t7 G! w9 u! H - padding: 1em;
5 Q0 a- C0 x6 B - border: 1px solid #eee;5 z1 p7 O; d$ t5 W
- display: block;
) I4 k7 m- M7 c' w8 z - max-width: 400px;
7 t t) L: l' d y+ M# {, M! q$ L - margin: 0 auto;
/ k$ N( c3 F$ G+ K+ U3 W0 x" ~) X - text-align: center;
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- ul,
5 ^9 k- h1 r6 z8 w. H" _7 q8 s8 q - li {
6 D$ f5 ?; q+ L5 A) o4 q - list-style: none;4 O, [4 P& {3 ~$ [
- -webkit-padding-start: 0;0 ^1 b3 P3 Q" L: b! A. ]( V4 ^
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- a {
Y; {1 f& {3 d5 t0 \4 X: G2 Z - text-decoration: none;& W H( k1 h* [' J
- color: #ED3E44;/ ]& S% f8 ?" B& a( t4 J" ^
- }
3 `9 f- C8 T- s* { - .nav-item {% C o, G0 d6 L C2 g( _
- padding: 1em;
3 Z7 y1 J9 {) j. P8 Y! c' w - display: inline;
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) q2 w; O; [ _+ N7 u - .nav-item-dropdown {/ O; K4 H- g* S5 r- s9 L
- position: relative;
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! }1 u. t2 V8 _" R* M: T - .nav-item-dropdown:hover > .dropdown-menu {& S7 H4 Z- U; u, W4 _
- display: block;
3 X& q) o8 T7 n9 H - opacity: 1;6 x% A+ Y6 I! F- q' a# ]
- }, z5 B2 g. _4 y# s
- .dropdown-trigger {3 i, p+ Y& H( T+ ~) ?9 ^
- position: relative;+ f- k4 q, H# ], I" c
- }
3 ^2 w ?' _6 e) S5 [2 i1 f - .dropdown-trigger:focus + .dropdown-menu {
9 ~! j8 j4 E0 T ~# L - display: block;2 ` U6 [4 J- ]6 G
- opacity: 1;* }. ?0 U( C0 E0 l
- }' e' B: u7 a# R; r, E4 E
- .dropdown-trigger::after {5 S8 J4 A% H% U9 {, a( m: d
- content: "›";9 b8 | \6 n/ \( k- i
- position: absolute;
0 }( r) B& t( ^% T, { - color: #ED3E44;, x2 a% N; q; N" x( h: i$ a$ _
- font-size: 24px;
: v: l( |6 V8 s: M - font-weight: bold;/ l2 ~3 F9 @! w: S7 q- n) ~$ O
- -webkit-transform: rotate(90deg);4 i' d2 j& B u
- transform: rotate(90deg);( _7 @2 D$ |# g2 f0 ~
- top: -5px;. H9 z5 ?( K. p3 | \
- right: -15px;6 c& ]# }) G( k& H: J
- }3 l" n6 m$ L/ r; P! a# S! t
- .dropdown-menu {
4 W; C5 w% Z6 b- `4 H) J - background-color: #ED3E44;
1 w6 c7 d1 V' O+ [7 B - display: inline-block;7 i/ D; @* }8 R" ^& ~7 j
- text-align: right;
5 I: N' ~0 w( ]' [6 U - position: absolute;- T7 `1 h+ r- r" q* ~1 q
- top: 2.5rem;7 l7 B/ Z# i7 E/ v1 N V
- right: -10px;/ Y a2 h6 c) B- d8 S
- display: none; |: x4 [ e1 \2 D$ ~) F5 W( }
- opacity: 0;
" _( ^9 w8 H& h |' V - -webkit-transition: opacity 0.5s ease;9 t5 K; ]! B# ~; Z8 C4 R6 _6 P( m2 ~" P1 ^5 @
- transition: opacity 0.5s ease;/ x7 V4 |9 x8 J' a
- width: 160px;- I& T. V* R+ W. B) \& y$ M
- }1 p/ z, N+ D7 ^( K+ F4 ]
- .dropdown-menu a {5 d0 p7 B, F5 {4 \
- color: #fff;
* X! A- f) d3 A6 @8 z: P - }
! x: d; v% _) ` - .dropdown-menu-item { W" N: O! @" n( L/ W7 I- M, |
- cursor: pointer;$ ^# P" t) [" B, y
- padding: 1em; H! L$ U; c0 N+ M; b. t; C6 x
- text-align: center;
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+ g6 @, M8 \" l; T - .dropdown-menu-item:hover {; O9 Z; F* r' F8 y: w7 j' K
- background-color: #eb272d;& l) \' {) |9 s; M+ @! `- [
- }
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9 I0 R( Y& ]1 ]" J+ z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">$ L7 |2 f. {) @4 B% k% T
- <!-- Checkbox toggle -->' o! _% s0 G) E! p' `4 x% ]( ~
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">! t4 m* }& M+ Q: W
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ d+ A- `: x ]: T; R. R4 g
- <!-- Content to toggle from www.mfbuluo.com-->
l6 \) ~: c& E$ |" r% H - <div role="toggle" class="toggle-content">
0 \9 i8 R" n4 {* Z, \% }( X: `5 Z% w+ X - BA-NA-NA-NA!2 \" j7 O, U) F* T: r# z. y
- </div>$ u0 e5 N1 E$ p! y% b' C, f3 y" A
- </div>
复制代码CSS代码内容如下: - .toggle {
" B; [, j/ o' T - margin: 0 auto;8 T3 y8 K2 ~0 e% N
- max-width: 400px;
+ M' w e2 w j5 d - }: t* e: J2 r5 v! B
- .toggle-label {
' `+ i0 ` v1 r8 l; d3 M1 U - font-size: 16px;/ `% U& x1 M! @2 O
- background: #fff;: c+ z5 k4 @+ s' X) g
- padding: 1em;
{: D9 S7 Q0 x" t+ c - cursor: pointer;$ p% r6 _6 h% U" S+ t& n. J
- display: block;
; l; ]/ b* H& q4 v, \! }7 C9 o - margin: 0 auto 1em;
. D K' I0 t0 L1 Q# q# p3 ]5 q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& f9 y O( a9 }# n' w+ ^
- border-radius: 4px;
# r; n( s* S; {" D4 r - }5 b! c+ l) i* c! Y
- .toggle-label:after {( h0 ]6 P) {8 C0 O c D1 K
- color: #ED3E44;& g& M) N0 i6 \; f# ^2 r
- content: "+";
1 Z+ o7 Z- C% Y, _! a* u - float: right;+ P9 A. I8 ~# p. T9 g
- font-weight: bold;) e# n; B% a" g" A ^% K$ X; {
- }( f% l, O" k/ f
- .toggle-content {3 `. \3 O. R$ p& C
- color: #B0B3C2;2 f, G% z* a3 q* ?; P; t, K
- font-family: monospace;
' v- Z& V+ ^, B; H1 f3 a* e - font-size: 16px;# J+ a8 T$ D! k( p" v
- margin-bottom: 1.5em;" d0 y# q% ?- O1 ^8 z
- padding: 1em;9 W$ U) i9 e5 n9 B& d4 V$ f( c
- }( J, H/ j. V, j% ^: i7 i) J- l m
- .toggle-input {
" i2 n+ o3 e7 \) p' V - display: none;
/ j, p0 n8 m0 [; h1 \9 Z - }
8 E E0 _8 _& r1 z( k( O - .toggle-input:not(checked) ~ .toggle-content {4 d8 a1 @* P( d$ [! O
- display: none;! _, u1 }, c' q/ f0 d% p' g
- }4 U0 T9 \7 G, r& d, Y6 P
- .toggle-input:checked ~ .toggle-content {4 \5 S6 [8 S( r0 H
- display: block;: g; J4 ?2 y' j
- }
' a; O* D( G9 D) H% m - .toggle-input:checked ~ .toggle-label:after {
; [! L1 A9 Q) R. R3 c& W+ \ - content: "-";7 R" x c) \7 \
- }
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