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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!">+ r4 ^/ m$ I- {8 Y
- Label for your tooltip
9 T }: f* o4 W/ b i - </span>
复制代码CSS代码: - .tooltip-toggle {( E5 h& W( u) V
- cursor: pointer;2 x/ q6 E# L2 K1 P) |5 y+ N
- position: relative; B( s" h; D) [
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- .tooltip-toggle svg {
3 q; s+ Q( | V# R - height: 18px;
+ y3 m4 A$ y9 ?, f3 {/ ] - width: 18px;' m7 _. h% t/ j! [% a$ y
- padding-right: 0.5rem;3 {; h* X. W# _3 |$ |
- }
# Q% m7 t8 H/ g' r/ i0 l0 Q9 d - .tooltip-toggle::before {; i0 {/ r1 @7 x& |
- position: absolute;
. T0 {' f2 |8 B) E: q1 C, R! u, w - top: -80px;
& C I9 F/ [9 B) @$ g; b, w - left: -80px;
q$ _+ ~$ c( _, w4 v1 y - background-color: #2B222A;
+ s$ L9 J8 @1 z' \- U - border-radius: 5px;: s9 D. |, p/ m9 Q) K4 s F
- color: #fff;( ^) l4 C& T9 i+ |- }
- content: attr(data-tooltip);" U0 f1 a7 y! k8 o& q3 J4 S
- padding: 1rem;5 |( @/ R/ L7 V" I7 q7 {' r6 ?
- text-transform: none;
) L4 E+ K( m8 {9 V' s - -webkit-transition: all 0.5s ease;
5 T# D' V. V/ d; \ ]* o! Y - transition: all 0.5s ease;
( O" d0 ?* y( N7 x - width: 160px;
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' x2 A" [' w% g W( R2 X* ?$ @ - .tooltip-toggle::after {
V" C) R0 H3 V& o8 A. h - position: absolute;, w5 T- A. U y& t8 Q! R' R7 z* S' ^
- top: -12px;
( G+ f' j7 i" y8 z g) ~, d - left: 9px;
4 @) Z2 J6 V3 y* l* j; J& @ - border-left: 5px solid transparent;; }% q* I% f$ j6 w1 s
- border-right: 5px solid transparent;
( i4 ~% a, L6 F" a! k! k - border-top: 5px solid #2B222A;
, `6 z7 U) _1 f; L/ c# D4 X - content: " ";
# x( P& {7 y5 D$ q+ N - font-size: 0;
& Z" S3 A9 n/ G+ D4 N& x/ d - line-height: 0;- W+ S8 {0 _( H/ g
- margin-left: -5px;; S* {( q' A5 y5 Z6 M1 H- ?' ~; l
- width: 0;
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+ @0 K: T; E8 T7 C$ e$ | j' V - .tooltip-toggle::before, .tooltip-toggle::after {
9 p( R Z/ ?1 s. G3 y: M3 V p: E( [ - color: #efefef;! u( ^% M* f1 Y7 {( d3 l
- font-family: monospace;$ F! U, K/ U2 b, \5 j( w
- font-size: 16px;
0 e* E0 N3 u' S/ Z& P r8 _ - opacity: 0;
& e7 K# S3 }; B - pointer-events: none;
4 B+ U% h9 c: X7 e+ `; U/ C - text-align: center;4 ]6 b( d" I4 X
- }
9 ~( |0 J: W5 y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; \" {- s6 ~9 D
- opacity: 1;
1 D4 [) |2 L( x3 Y% i* J4 T - -webkit-transition: all 0.75s ease;
8 l. ]* v* r: N3 h" J! V - 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">/ G9 ]( ^3 r/ b( \
- <ul class="nav-items"> |; m n. t( j, o: D! L- y D0 w
- <!-- Navigation -->7 B% G. M3 f: C; R4 Y
- <li class="nav-item"><a href="#">Home</a></li>* m5 M3 d1 K" [- o# V. @
- <li class="nav-item"><a href="#">About</a></li>
! E9 [1 ]) h& `7 q2 c5 W( C* w - <li class="nav-item"><a href="#">Contact</a></li>8 ^. o6 D! D3 g
- <!-- Dropdown menu -->
* c8 g4 B/ q$ F - <li class="nav-item nav-item-dropdown">3 A; n2 t6 v5 t2 T1 m, r$ {
- <a class="dropdown-trigger" href="#">Settings</a>
6 s3 o0 a/ x2 v* J' M - <ul class="dropdown-menu">. g* g" N J7 R1 c1 ?" d2 I2 b9 z
- <li class="dropdown-menu-item">1 n% Z: r2 _" _# U l3 Z" J4 V
- <a href="#">Dropdown Item 1</a>4 C7 v4 j7 b# E/ c2 P
- </li>
% `$ \, t4 Z: G$ q7 s - <li class="dropdown-menu-item">$ [% a* y0 U" R$ M2 `4 G
- <a href="#">Dropdown Item 2</a>, E$ R3 S5 _# ?# z: ~+ A; _
- </li>6 ]4 N9 a# B" T. A
- <li class="dropdown-menu-item">
$ i4 X6 n3 u+ D8 Z6 | - <a href="#">Dropdown Item 3</a>
- A/ u n# @' \& `' D7 D - </li>+ n$ f# @6 f7 u
- </ul>
- L5 n! \+ L& {. N' o - </li>
8 k* C8 e. R% T5 q) N. L0 L, Z - </ul>
7 j+ l5 n2 J# y3 c8 Z" H - </div>
复制代码对应的CSS代码如下: - .nav-container {# r m4 Z$ W+ I$ W' u% [. c
- background-color: #fff;5 B% ]# G5 @9 S# i; A
- border-radius: 4px;* ?0 y" V; j5 x, O9 I1 [% ^9 K. R' {4 T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; J" [5 A& w: E - padding: 1em;
/ I8 l) `; j7 a. a - border: 1px solid #eee;# X2 ?3 C- }6 X/ _+ z( E' d
- display: block;
( m& d) R0 _9 G1 f* c$ P - max-width: 400px; k5 T$ C0 o# F
- margin: 0 auto;$ E+ U# `# J7 b
- text-align: center;# \- M0 ]8 D$ {# o- O
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- ul,
* D' L. e7 y( b6 k8 M - li {
# e; A0 M& t, ?" Z1 Q - list-style: none;
1 z) B; C- z- M* ? - -webkit-padding-start: 0;2 a% Z U3 \4 S
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- text-decoration: none;
6 M1 C* w2 `, X - color: #ED3E44; L' [. H! D$ S: j
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- .nav-item {
; s ^- e# i9 b - padding: 1em;
4 l3 d1 \9 l2 n; d) d - display: inline;
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- .nav-item-dropdown {
2 T$ s5 W& T, `! E: J - position: relative;8 ~6 C7 W1 c% b0 c0 t0 X
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- .nav-item-dropdown:hover > .dropdown-menu {8 z% M; m& ]0 m; a8 Q
- display: block;" r2 k) q/ i; ^0 _" ^2 {! W
- opacity: 1;
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+ q' f4 w2 z/ y# ?# X1 ~3 O - .dropdown-trigger {7 L8 f0 v4 h1 i3 L* S" z
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {6 C+ e/ p2 m* w+ v- J( n- j
- display: block;
7 E2 H1 w- `; {1 c/ o - opacity: 1;
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- .dropdown-trigger::after {
( Z! a' p: T, R$ R, u8 _7 h5 S+ N - content: "›";2 R( C$ C1 H- E9 R& t3 h. [
- position: absolute;
& R- j+ [9 |. H: f# ]6 T% `' I5 L - color: #ED3E44;1 [9 d0 j7 M0 k# y# w% R+ Q* G
- font-size: 24px;
8 a0 R( d- N& C0 p% K- p1 L - font-weight: bold;
$ v/ U+ K0 ]+ z I& v, g" M: m- N8 k - -webkit-transform: rotate(90deg);8 c% p$ I* F) s6 g
- transform: rotate(90deg);
- J3 C f4 j- m/ s, n - top: -5px;5 F) ^2 y4 _6 t* N! I6 @/ Q
- right: -15px;
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- .dropdown-menu {2 T8 i B4 c. {: Q7 Z
- background-color: #ED3E44;, j: h0 T) a* F% n# j
- display: inline-block;
; t2 \5 Z l, a7 A - text-align: right;# o5 f4 `$ ^+ w) ?( y
- position: absolute;' M! i6 q* f3 N% l& g e. y
- top: 2.5rem;# h7 b8 ^: ]* ^6 ]- y2 K
- right: -10px;" @0 S, h! O6 B- v* b
- display: none;
q; c% s5 E Z. t) X. D - opacity: 0;
+ U+ S4 J" @! f; P! l - -webkit-transition: opacity 0.5s ease;
% _3 }3 V5 E' ]3 I r - transition: opacity 0.5s ease;" w1 q* h' g. X5 n' O2 ^4 r
- width: 160px;
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- .dropdown-menu a {: q, g3 y1 C3 f1 C) a0 x5 z1 A
- color: #fff;: ^; {: T4 v; m$ S4 P1 D) U
- }: J# |' ^- e1 W, x4 u
- .dropdown-menu-item {+ B& ~+ {- J3 T7 m) A% Y3 B
- cursor: pointer;
0 E- o& X X( U" g9 T) f) m, j - padding: 1em;
! p% \% M b) `8 d; S6 G: u4 ^/ C - text-align: center;
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- .dropdown-menu-item:hover {
- }6 K! `9 l8 O0 S' M" S* c, W - background-color: #eb272d;
( |& `! v! ^7 K, [; Z$ G5 n - }
复制代码
0 y3 K& z' F5 f1 a3 J可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 _) s {3 H( a3 Z% Q( M - <!-- Checkbox toggle -->
; a4 {3 b5 I5 A# b - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, H& z/ `6 W, ~4 M+ K- n - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>6 b) H: G: W! L/ b, |7 _
- <!-- Content to toggle from www.mfbuluo.com-->4 [- V$ ?6 l: d' R; K
- <div role="toggle" class="toggle-content">+ B! C& G: k: n* t9 C- x$ p5 }
- BA-NA-NA-NA!
) E, y- D8 l) }0 f7 u - </div>) t& ]- d( b9 b# I% F
- </div>
复制代码CSS代码内容如下: - .toggle {& q! S! x+ T; k, k' ?) W& T. d
- margin: 0 auto;
: E7 L$ a9 c# Y1 g- S - max-width: 400px;
_" p& Z' g* }% r& `+ T5 ?* E - }
) G" t! x3 u# L/ @# |# i+ L - .toggle-label {
, _- {1 i7 t) |7 {2 f - font-size: 16px;. {* s$ F, K$ Y* V
- background: #fff;
6 f# @$ B/ T- U8 U; _ - padding: 1em;/ s2 f# R8 t4 ^6 y5 `
- cursor: pointer;
; {; J/ ?1 J. g - display: block;
3 c; r6 I( L( ]2 c5 Z1 ~ - margin: 0 auto 1em;
% v4 g) r; H( b S: Y- o1 f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 `( T. `, _- p( J! S
- border-radius: 4px;0 }0 |8 Z& n# M- D; n4 [# c$ |- E
- }
# Q5 |/ W. I o( Z( ~' E. u+ V - .toggle-label:after {
" T# G2 m) O- H - color: #ED3E44;9 u- s: e' N. B8 [5 o6 R5 }8 Y, X
- content: "+";8 g6 k: @# o9 K( k( z6 w4 s
- float: right;6 z' p# ^; m" O3 U2 W) m: k
- font-weight: bold;; |$ x! c0 g2 f, O
- }
2 z2 x$ [+ p# M2 M - .toggle-content {$ _9 M" l2 @ A( m6 u% g
- color: #B0B3C2;
. G1 @7 u/ E3 i: J$ V v - font-family: monospace;
4 x" W R& r% L$ M. }$ c' { - font-size: 16px;" R' w: i4 g# C4 Z) I" A) B( L
- margin-bottom: 1.5em;
* b: {* G: J' e6 W, K0 D - padding: 1em;0 h- h1 Z% j" u+ x1 z
- }- D" W2 P7 e2 X! @5 X/ U8 z
- .toggle-input {
: ~9 m7 f. V* E% \6 k" j1 i7 ] - display: none;
' G+ B# {# i- `% F - }" y3 B+ I7 [, y- K7 C* n
- .toggle-input:not(checked) ~ .toggle-content {" u% z$ s5 X0 z/ ]
- display: none;; o: }2 Z1 ^6 A: a8 w* F
- }. C* w1 W1 d/ s" P, a. v. q
- .toggle-input:checked ~ .toggle-content {
5 R) ` r' K, @ - display: block;, e, s" Y& H" q( {0 t3 Q9 I
- }
) v1 G( s* w, |0 C - .toggle-input:checked ~ .toggle-label:after {
' Y" }1 E) u: J. v0 Q - content: "-";! b: `+ Z6 R- Z7 ~0 ^
- }
复制代码
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