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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!">
& _ P6 z" v! P - Label for your tooltip: X1 x; B$ Q$ _& \) m6 J, D
- </span>
复制代码CSS代码: - .tooltip-toggle {
& c' q' N6 w4 I3 q" a# [ - cursor: pointer;
9 c5 [; d' H6 N" g M - position: relative;
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- .tooltip-toggle svg {- A. c5 f+ |" o. n5 x: m* q/ g* X
- height: 18px;
% r0 ]" a: c i: W# }$ J; G8 } - width: 18px;) {! c3 u$ x S
- padding-right: 0.5rem;
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9 {+ Z2 s' I3 [2 S; t6 h - .tooltip-toggle::before {: N! ^. S; V% B0 ]+ P
- position: absolute;
, k! g1 S/ ?! E+ W. G - top: -80px;5 p$ U# H! @4 `9 o$ B# P9 e
- left: -80px;5 @ y, a2 Z1 n$ M. Y
- background-color: #2B222A;- |& {6 f% `4 g1 y4 V
- border-radius: 5px;5 v1 j; l/ t; B9 O' _
- color: #fff;
* K% t6 B7 C) L& x - content: attr(data-tooltip);/ i+ o: C2 F6 o" D8 o: \. q0 \
- padding: 1rem;
6 C. F3 Y3 g" K; r+ d) e - text-transform: none;8 h3 ?2 r1 F" A; F3 W5 {
- -webkit-transition: all 0.5s ease;+ [* g$ q7 I8 a6 |# h: h3 q. g& \8 X
- transition: all 0.5s ease;
$ _# s# l7 s7 {+ Q( h - width: 160px;
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' P& _/ x1 t+ L - .tooltip-toggle::after {, q, h1 {. \. I6 s2 \9 M0 y
- position: absolute;$ R' i: `: U4 j" ?# x# @1 M, u
- top: -12px;
9 u$ a# P' n7 w7 t. W2 F - left: 9px;
5 `& v _! Z0 Y( s6 Z! N - border-left: 5px solid transparent;% @+ t) N2 ^& Y* h
- border-right: 5px solid transparent;& n. s+ I- d9 L5 q3 m }
- border-top: 5px solid #2B222A;
, B7 f- \; }5 L6 F - content: " "; C1 @( ]( U( Q. }
- font-size: 0;
. [) ?& v* c4 J* v! G - line-height: 0;9 K' J0 h+ P6 K' p* t5 |5 O: U- P
- margin-left: -5px;
& O; M6 A& x* G, o V - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {$ n& Q( | T2 E+ x" I) T1 o& \
- color: #efefef;" l. V( `3 ~% B' n6 q# U
- font-family: monospace;1 D4 }4 }+ e8 Q, h$ \
- font-size: 16px;
7 c8 }) e; ?1 l: A, l { - opacity: 0;) J7 ]1 j i* N9 O% s* @' x6 L3 [
- pointer-events: none;( Z" _/ t+ G- s9 w9 j
- text-align: center;' x7 E8 q7 o2 t2 ^: _
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ b& {8 S. U+ {1 \2 P, f
- opacity: 1;% Z- @" N7 q$ L6 |- I
- -webkit-transition: all 0.75s ease;
& w) q3 r; {: Q# S2 t X8 S - transition: all 0.75s ease;
- s- Y: r2 j' U& i - }
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">
7 t* t) f% O3 @ - <ul class="nav-items">& H4 ~: [- i! g' V! C9 l& {+ w
- <!-- Navigation -->9 A* b( H) j5 r# P
- <li class="nav-item"><a href="#">Home</a></li>2 A4 ~5 m9 ]; I
- <li class="nav-item"><a href="#">About</a></li>
9 F0 w0 O0 A1 S' d - <li class="nav-item"><a href="#">Contact</a></li>
; {' |1 h% d' |/ S9 ~9 z - <!-- Dropdown menu -->5 O" k: T# V, C! o1 Q0 U+ f
- <li class="nav-item nav-item-dropdown">
$ f/ \) }: Q' ~# V) i - <a class="dropdown-trigger" href="#">Settings</a>
' I- _8 b! n- A# F7 h. i7 v& F% @3 g - <ul class="dropdown-menu">$ A" e7 Z8 @# s( p5 Z( ]
- <li class="dropdown-menu-item">/ J4 o% V* z. p- A v
- <a href="#">Dropdown Item 1</a>- [3 a6 G: x6 A& H6 F$ n
- </li>
% J# ^1 g) o9 R R - <li class="dropdown-menu-item">
2 V7 a' ?# F8 N! E o9 v! E4 z, ^ - <a href="#">Dropdown Item 2</a>
6 T2 x% F& o* y9 P6 m7 _ - </li>- P4 L2 _, ^5 C& i/ U, e9 n
- <li class="dropdown-menu-item">
% [! a! w q' N' a+ F - <a href="#">Dropdown Item 3</a>
9 r: u5 @& ^4 B& P2 f+ w2 d* p% d - </li>
4 L/ L5 z: N, g. m - </ul>9 k& X. D) O# {/ |3 z
- </li>* J, L9 b* f3 |, ?0 j$ k& j& U
- </ul>6 z) X& K) z# l1 D
- </div>
复制代码对应的CSS代码如下: - .nav-container {8 n: b# D5 u/ u/ h M6 f
- background-color: #fff;$ T- n" D7 |, u5 e; u( |9 J r7 x
- border-radius: 4px;
% o' L, ~% ]5 O' K. }; u6 i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 ^8 O+ _9 }( D) Y1 n7 n( F: i
- padding: 1em;
7 D0 X3 n _* K4 w j - border: 1px solid #eee;
. ]" j! e$ O L4 e - display: block;& ?* N( G1 u3 [" T* P1 c, ]
- max-width: 400px;
7 `% M) ]2 T& v5 { - margin: 0 auto;
' O2 j, z2 j, t; ? - text-align: center;
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- list-style: none;
9 K! J5 V! M' E" G$ v& ]5 T* A' J0 O - -webkit-padding-start: 0;
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- a {( E: m* F. F+ n2 l" J4 A
- text-decoration: none;
$ \/ p" s- s) @) h - color: #ED3E44;
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- .nav-item {
5 m: p' G9 p7 s, R. I - padding: 1em;
9 v' r7 h- E8 o5 o - display: inline;
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- .nav-item-dropdown {
/ ^" x4 n1 E) _1 d/ }/ Y+ j) D - position: relative;
" ^; f7 O+ w( B: A X. B - }
7 b& x# B( ^. ^1 [ - .nav-item-dropdown:hover > .dropdown-menu { G4 c& l/ y. k! L* K$ g6 {
- display: block;
4 j$ e; z5 k% k8 f1 h - opacity: 1;+ g2 v9 T1 {3 n2 `8 B* I9 P
- }5 C7 }6 D' L4 w2 k0 r2 s/ y
- .dropdown-trigger {9 T+ d: V. N8 a8 `( {3 R
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {: d* r w$ [: X4 G. K
- display: block;; ^% {' a K1 F- t" I" |& _
- opacity: 1;6 U8 b7 ]4 m+ }; ~% _5 ]- C( _
- }3 A) G7 L0 n$ }% N- t: o
- .dropdown-trigger::after {- w$ X' E, H5 T/ l; |+ P! u
- content: "›";
% p( t* w# Q9 g, a) o - position: absolute;
$ w; i' s) _; s - color: #ED3E44;
' ^) {$ W# [2 r3 C - font-size: 24px;) }$ R; y- t: g& C
- font-weight: bold;/ Z3 Y1 q' Q/ v7 B4 Z) H: q/ B
- -webkit-transform: rotate(90deg);. v3 G; V0 d! z2 Z9 F0 v2 n* ]6 q% k
- transform: rotate(90deg);+ {# c+ f2 a, p2 E# p% A2 {+ T
- top: -5px;2 R/ p- |4 w8 {
- right: -15px;# I/ ]: c% P, b3 k
- }
4 j5 O0 t( `$ c8 Z3 l- E - .dropdown-menu {( N- ]: X1 m6 T
- background-color: #ED3E44;
$ u% e; P3 ]' C - display: inline-block;
. m e! Z. z+ E2 J0 M - text-align: right;
5 _' d! A0 k' Y* A% l5 c6 m' Z: Z3 r - position: absolute;
/ F9 G k. X, u% L& ?0 h - top: 2.5rem;, u4 g+ T. D$ N8 x
- right: -10px;1 j7 A6 T& ~3 b7 ]' W d
- display: none;6 h( @9 h& A' I* f
- opacity: 0;+ J9 B! [+ L+ D, {: p! F
- -webkit-transition: opacity 0.5s ease;
r- _9 Q0 X/ i - transition: opacity 0.5s ease;/ p8 c3 z1 a3 X
- width: 160px;& I" D5 {% x! S! e) u9 ?& i/ |
- }; v1 ^0 c+ ]. r% k# H
- .dropdown-menu a {: o$ m; g- f3 O9 q W
- color: #fff;
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- .dropdown-menu-item {, a: _* |9 j3 |
- cursor: pointer;
0 i4 l! |& l8 q2 l - padding: 1em;
8 Y' O& L* S# a3 n& U( A8 { - text-align: center;5 q3 J$ D: G6 n: T5 P8 [
- }7 G8 c* E+ w3 R) S- A+ ?
- .dropdown-menu-item:hover {
/ s" W" a% o5 X( Q0 ? - background-color: #eb272d;
7 ~4 o8 o$ r2 C/ T5 w0 m - }
复制代码
/ c: w' L: q$ q5 b9 U3 F7 e; f) F( y可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 k |' f }% D8 B8 g4 C
- <!-- Checkbox toggle -->' s* f) Z7 r# s+ ^. r
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 D6 {8 `. m$ ?( s2 n. g6 I' P" l
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ u; f) I. g0 z; P7 d) T" E5 j. j: d
- <!-- Content to toggle from www.mfbuluo.com-->
3 i2 |& B# o- j! j& r: N5 C$ w( j" O - <div role="toggle" class="toggle-content">- a3 a. c6 `2 H
- BA-NA-NA-NA!* ^0 x$ ]* i- ^" c
- </div>
: i) J* |6 t% E, J - </div>
复制代码CSS代码内容如下: - .toggle {4 [" F7 O8 D+ E, T% n0 x
- margin: 0 auto;& F* i( V ~% J3 Q
- max-width: 400px;
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- .toggle-label {
) `# j O8 _+ G, f6 Y - font-size: 16px;* f! R) r, f* x8 R) S$ Y
- background: #fff;' p2 X& m" ]0 c
- padding: 1em;
, l! A9 N/ K) W' w5 a - cursor: pointer;
, j3 o4 [# {9 j6 e5 c6 A2 M - display: block;
: a0 g0 j6 O: [ - margin: 0 auto 1em;
E2 g0 Q, d; p, f: B* }# I1 D) Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* y3 w7 H4 ^0 F% ~8 {
- border-radius: 4px;
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- .toggle-label:after {/ R% b# R" [- L4 b, n( W# M0 J+ I
- color: #ED3E44; C* ]" _- t' v# U( ]) q0 }
- content: "+";1 R0 s+ N0 ^8 ]3 J% K( j
- float: right;+ j! t' E: Q, w! j/ [ L
- font-weight: bold;
) {/ w% a, Y) u" _, F - }5 E; w9 z v( N: S$ w3 e& l3 N
- .toggle-content {& ]9 K, z0 ~. K; ]
- color: #B0B3C2;5 v# s8 t* S+ x* v8 D8 w1 j# x
- font-family: monospace;
j% a; ~& x7 C- J0 }2 E3 ` - font-size: 16px;
6 c+ _6 s; ]- P1 g& @ - margin-bottom: 1.5em;$ u- W5 d3 d3 o; |# m: L
- padding: 1em;" O6 z. u- W, |5 j* R S
- }4 U4 r; Y, E9 H! c3 F
- .toggle-input {9 R% W4 Z, Z7 j; ]* I! P" P
- display: none;
4 x$ c. R, F, ]: P - }$ [* H( r/ N( ~
- .toggle-input:not(checked) ~ .toggle-content {5 C- d) Z4 e1 j' }1 R0 `
- display: none;7 V, Z( @& x' p
- }$ i5 \" E7 n4 U
- .toggle-input:checked ~ .toggle-content {
, w2 S/ |5 o- P9 e4 @ - display: block;, V% |! b# v; n$ w
- }1 ?0 A. b0 P( ?/ I
- .toggle-input:checked ~ .toggle-label:after {
! G9 X9 b; v9 e( T. f& I2 } - content: "-";1 u, ]6 ]( s4 t1 `4 O! w' E5 @
- }
复制代码
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