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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!">
5 }( f. ?7 u; O9 |- G. s9 ~" Y - Label for your tooltip1 v4 S9 U: @8 U0 t8 K
- </span>
复制代码CSS代码: - .tooltip-toggle {
$ z5 {3 N2 |( B% i t - cursor: pointer;2 Y+ g5 t- ^! n8 x) c( y2 d8 `
- position: relative; A# N5 h- s: |) ?/ g
- }
$ N% j) Z% P6 X0 b0 H - .tooltip-toggle svg {
" u$ ?. R" Q9 y) ^% g9 _$ U - height: 18px;! D1 F3 m2 F# O5 O& U! N& ~% L- G
- width: 18px;1 q, c$ E- M* {2 z
- padding-right: 0.5rem;
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- .tooltip-toggle::before {% Q2 f0 Q" L; g2 Q) \$ f
- position: absolute;
: v# v9 f4 K& C5 o& r - top: -80px;) O% {. }; V" }4 F
- left: -80px;3 q2 E2 r8 ^3 G6 [+ _" O
- background-color: #2B222A;4 L0 H8 x" ^& t: p" H( y1 S
- border-radius: 5px;
" j; a) [( r7 s - color: #fff;
( H. e. d' ~' H; ~ - content: attr(data-tooltip);
( u3 I# e' E( G6 r. L+ ~" O7 L L - padding: 1rem;
/ z: I2 g5 ^* ?2 B A+ @4 q - text-transform: none;! Y. i& |& H/ M2 Z
- -webkit-transition: all 0.5s ease;, j& c; ?. H* w* f m6 b. ^
- transition: all 0.5s ease;* V: Q8 W' P. M3 O$ E
- width: 160px;+ B: J, J% \" L3 K
- }$ r% z4 g2 G7 e. t7 [ Z
- .tooltip-toggle::after {
0 m+ j3 \) v# v O6 [ - position: absolute;( ~6 O% y4 }6 q2 `+ O
- top: -12px;
s7 W: R8 f: O9 L) L - left: 9px;
- G# h. R4 R% b. ? - border-left: 5px solid transparent;
! p) j& X+ F4 t: l* \ - border-right: 5px solid transparent;
% F6 \" ]7 ~4 s6 p5 H - border-top: 5px solid #2B222A;/ F& A% a# {% {' J
- content: " ";
1 g" {- T6 c3 @) C - font-size: 0;4 Y, u* `% R7 v8 s
- line-height: 0;
. L/ j( K0 `5 p8 L( G# i: E - margin-left: -5px;
: E* f( g- I' p% q5 \ - width: 0;
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% E5 j- k5 y0 ?. N) p' ~# h) q - .tooltip-toggle::before, .tooltip-toggle::after {9 W1 G+ y, O6 ~3 [; G
- color: #efefef;( H* @+ D0 l0 L$ T
- font-family: monospace;
3 r4 g+ X" S: _+ ?* M - font-size: 16px;1 ?0 ^! G$ o: I) D! \" g2 }! h* i
- opacity: 0;
# F2 M0 o" W0 p" V - pointer-events: none;
0 d# ]) G7 L: _- F- K - text-align: center;' o v3 F: q& L! H7 K) d# o
- }
) p( B3 W+ e& `6 [* r - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {7 M% f( T4 S4 {6 j$ j* y) I
- opacity: 1;
2 z- m' h# t+ [( U - -webkit-transition: all 0.75s ease;
- U2 P7 E! [2 ]5 ?1 t& z( e - transition: all 0.75s ease;* j. o8 ^: I" ]8 i' E4 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">! T1 J8 L8 o3 u! U V% h K8 n
- <ul class="nav-items">7 j0 r( n$ h" S1 d0 N% d
- <!-- Navigation -->
' m9 ~ g+ `! T$ O - <li class="nav-item"><a href="#">Home</a></li>
( @5 r( n4 Q8 G, X7 } - <li class="nav-item"><a href="#">About</a></li>+ b! R7 F& D' h% [6 T' ?
- <li class="nav-item"><a href="#">Contact</a></li>
7 R! ^" u% \9 D I+ G6 [ - <!-- Dropdown menu -->
+ V f2 ^% x. S' c8 ]* @ - <li class="nav-item nav-item-dropdown">
% G& I4 K0 c1 D8 ^; [" R - <a class="dropdown-trigger" href="#">Settings</a>
8 j& r+ ]2 [% G' n( m7 J - <ul class="dropdown-menu">1 t, p! q U4 u) T# N
- <li class="dropdown-menu-item">
/ j% z' ]" I/ p' b1 k* J$ b, c9 H - <a href="#">Dropdown Item 1</a>' Q5 B& L+ E4 {
- </li>
+ K+ o9 h" M7 y- v( O - <li class="dropdown-menu-item">: Y& p" ]7 `0 c- p" ?! g
- <a href="#">Dropdown Item 2</a>7 p# {; Z! D# i- f" A
- </li>
6 t8 B# v. L- K1 M - <li class="dropdown-menu-item">0 f5 N! ^2 `5 ?; [6 z
- <a href="#">Dropdown Item 3</a>& [/ U9 N) E7 {+ ^
- </li>
# ?$ J, N: t* l6 C2 b, V9 B. e - </ul>' D4 o3 Z7 m& N5 S; [/ T! r
- </li>/ ^& C1 e' q9 _3 |! [. v$ K. Z; @
- </ul>8 p" d$ D+ c: L: o
- </div>
复制代码对应的CSS代码如下: - .nav-container {1 H& p f" q6 k ~1 Q3 o
- background-color: #fff;: d& N, D8 J/ V5 x: L! [0 n
- border-radius: 4px;0 G# f; i2 X; {
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 F+ @, n" i: K) R$ D, K
- padding: 1em;
0 g9 ?1 z- Z+ r' b; q - border: 1px solid #eee;
, N7 x. H7 n4 Q$ z, e% y* Z5 w - display: block;
4 y2 ~8 P* o/ D! o1 v) v1 R - max-width: 400px;# S* c$ T5 Z, a; \/ A- {. W
- margin: 0 auto;5 T! D: Z- f+ Y6 v
- text-align: center;
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- ul,& [ Q) `, N% f+ v! E
- li {
6 \9 v& ]( Z# W, V' m) |* W - list-style: none;9 E# a1 }2 n/ J7 Q, g
- -webkit-padding-start: 0;
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- text-decoration: none;
1 {8 W1 G9 w0 h G/ i& P - color: #ED3E44;3 a. Y! c3 [2 P' s4 R0 M! B6 n5 S
- }; w( b- [# G. ~, W" ~: ?
- .nav-item {
* |- L: C P# u. c" j - padding: 1em;% I. Y8 D! @+ h _ ?, H- ^
- display: inline;
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- .nav-item-dropdown {
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- }" j, U% J3 Q$ E( Q5 W+ v
- .nav-item-dropdown:hover > .dropdown-menu {
1 A! ?1 _" A0 Z r* K# } - display: block;
- Y$ I+ _, s( E# U! G+ H - opacity: 1;
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- .dropdown-trigger {; j$ Q) r! V& e6 Z. a/ @
- position: relative;( a8 S3 z3 h& S# k
- }
2 c8 v$ r" ~% A' U - .dropdown-trigger:focus + .dropdown-menu {% G! N; H- e$ x) Q+ Z, f1 k
- display: block;
& Z, Q* D I W, G - opacity: 1;
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% p* Q3 _& e# i* _, Q: _ Y - .dropdown-trigger::after {. ?' i# |/ ?/ _! s0 O0 n
- content: "›";' B. |% Z+ D6 h
- position: absolute;7 i3 M8 `( E* A) I6 U* o
- color: #ED3E44;
# ?6 _; z- @% ^% S2 [8 m) [! y - font-size: 24px;% }1 X$ }; H- \, d8 D
- font-weight: bold;$ D& Z4 S4 \% W
- -webkit-transform: rotate(90deg);
- t4 G* D# M+ ]5 z9 r' X/ ^* s - transform: rotate(90deg);6 U, L6 ?8 N5 U1 z/ {* {5 B
- top: -5px;
* A7 ]1 |# a3 Y, B( M - right: -15px;& @9 ~+ Z; z$ }) l j
- }: r: q- o2 K5 \0 \6 c
- .dropdown-menu {
/ L0 Q# [3 S- n - background-color: #ED3E44;7 Y- ~+ `& D( F: h6 {; h" _8 y# E6 s
- display: inline-block;
4 I w: B0 J3 g& H2 Z! s - text-align: right;+ Q$ D1 ?4 k" i, k2 _/ z9 X
- position: absolute;
, ^9 k1 a& I/ [5 w- h% ?7 }: Z - top: 2.5rem;- p7 r. v0 b6 a3 H% n8 U
- right: -10px;
$ {- w3 O$ m6 { - display: none;/ ^: G1 Q2 M; D0 {. j: w/ F% X9 ?2 X
- opacity: 0;5 X: r3 |' Y% K# e7 q; E, z
- -webkit-transition: opacity 0.5s ease;
5 s3 `7 x7 B( H8 S$ M' b- z6 A; i - transition: opacity 0.5s ease;
! ^& l' B; q6 W W; \ - width: 160px;
+ K( m! W3 O R: M% { - }# X o* g: i; ?5 p: I6 z
- .dropdown-menu a {
7 m* G( Z, S2 P7 o# M5 f5 _ - color: #fff;
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- .dropdown-menu-item {
: @, J0 P9 m2 s* u - cursor: pointer;
( |& ~3 H# @' q; Z& ? - padding: 1em;
_, }/ B$ U+ a* G5 F - text-align: center;
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( b: q, M+ J- W f8 p - .dropdown-menu-item:hover {
5 \! B4 U6 C* u* n: @9 d, P5 Z - background-color: #eb272d;' p! ~& d4 L$ U- N9 Z. n4 i
- }
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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"> B0 y" A) i# Q9 X! b3 b
- <!-- Checkbox toggle -->( y1 [/ t) N0 H8 q4 e; N
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& O0 u7 h! q; n' k9 a1 n- h* ?
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
. r9 p' x0 C) P6 @ - <!-- Content to toggle from www.mfbuluo.com-->
0 j* a% r" t+ d" m$ n - <div role="toggle" class="toggle-content"> X$ O3 ?4 c; y8 R( d1 X6 f& ?
- BA-NA-NA-NA!3 u' ]3 H4 I( E# b
- </div>4 M9 a) O3 S. u! k( i
- </div>
复制代码CSS代码内容如下: - .toggle {7 \9 H1 T4 L; `/ t# x; q
- margin: 0 auto;
7 Q r: z* |6 C: u! { - max-width: 400px;
4 b- k' I, u2 R8 N - }
& G+ k6 y" M% H9 D% X/ B- } - .toggle-label {
) f. z3 N, {; w' O - font-size: 16px;
6 y) l$ _0 F# X4 g. t; k% p# P - background: #fff;. x9 u# ~: g$ t4 V7 e
- padding: 1em;
9 _2 S, u; I, P6 o5 _5 F4 V. u - cursor: pointer;
" e! I9 f; D1 G5 ~9 T% p3 c - display: block;' q7 } y' \! E# C: v5 E6 d( M. k
- margin: 0 auto 1em;
! O6 w+ ?+ D3 _9 F' w" f1 Z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" f, E3 t$ b4 [' n
- border-radius: 4px;" V- h1 E. m& k* j5 K+ C, V
- }
b( @9 j8 a- @* n0 z7 K - .toggle-label:after {
& @8 ?: F& @) Y/ i1 y - color: #ED3E44;! E# G0 p6 e D* i T
- content: "+";7 p$ B6 @. x2 ^, _6 S. I- j, ]
- float: right; @& X y+ x: Z: @
- font-weight: bold;0 {5 D+ B$ s/ }5 ^+ y. `
- }# K5 r0 x/ R- G# f2 i5 T9 `3 o
- .toggle-content {) ^0 _% X2 D4 t/ T
- color: #B0B3C2;
( `" Q1 g( g( a - font-family: monospace;
0 h0 A- W$ h' v3 M# b3 o0 }4 ^ - font-size: 16px;0 F9 O+ j' Q/ ]2 A: \* o8 W
- margin-bottom: 1.5em;
/ p/ n1 {5 c& _, E' h - padding: 1em;2 r" e4 L, P* q
- }: ^; I {) }+ G3 p' ~' K4 {
- .toggle-input {
4 e' Q& ^# }1 B0 z7 i1 r - display: none;: H' N: w& f6 l8 y% o$ F1 D9 Z$ L. ~
- }7 F7 {: P0 N' i/ G
- .toggle-input:not(checked) ~ .toggle-content {
/ {0 _! q. H; }! `" [ - display: none;
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2 `. t$ l9 w. h/ U: G - .toggle-input:checked ~ .toggle-content {& E8 v' ]* f) L; ^1 Q
- display: block;
0 }9 Q: d1 |) F3 z! h1 Z - }/ ]: _/ i( V c- E: [
- .toggle-input:checked ~ .toggle-label:after {
/ B9 B* a3 `2 g7 N) h - content: "-";
: P. ^# @& M$ D( Y$ I - }
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