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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!">& Z$ k' R8 x( y9 O1 }7 n
- Label for your tooltip
, N2 [' Q0 [3 o; l& z, \3 M - </span>
复制代码CSS代码: - .tooltip-toggle {
& O; U1 Q1 N6 H4 [: a8 M( ~ - cursor: pointer;# x1 Z% K6 D7 j9 N+ `
- position: relative;4 P8 _3 I9 ~" M9 `+ V
- }; F6 F/ |7 `- s2 c
- .tooltip-toggle svg {4 D( _ N% x# ~+ i1 g& h
- height: 18px;: n7 D: l4 T6 f; j9 F9 p
- width: 18px;- v* }* w5 N+ h1 J- E) W# H
- padding-right: 0.5rem; Q" T0 Z$ F4 d9 @ A
- }$ j S! _" m2 a6 o" v
- .tooltip-toggle::before {- [. I& \; {0 q
- position: absolute;4 n* q3 T0 M6 P6 V( F
- top: -80px;6 `% d( }+ g# |8 o5 c# F+ z/ g
- left: -80px;0 i) {; b3 X7 w a% }1 z a1 z( ~2 J
- background-color: #2B222A;5 x3 n: d: j" r9 d% I% r; }; V
- border-radius: 5px;
* K% c6 N: c) R0 }6 z; _& D - color: #fff;& ?7 Q9 N) _' c
- content: attr(data-tooltip);9 d C) m" D1 Q! ~1 R
- padding: 1rem;
: F9 l: Z" r$ w5 o6 x - text-transform: none;
5 \1 n' d+ v5 \" n1 n; z - -webkit-transition: all 0.5s ease;
1 ?" N! t s* o$ j$ ^8 R" T* v1 f - transition: all 0.5s ease;
' H- p5 F! F9 x2 i+ J# a% L% r3 _ - width: 160px;
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0 S; q! {0 T; n" O& r3 h% v0 G - .tooltip-toggle::after {
8 W) ]3 J- Y: J* Y: ]& o( t - position: absolute;
/ Q/ A3 g* @; E5 B" w4 q9 g8 d - top: -12px;3 y0 x& g" `3 j/ H$ T
- left: 9px;
}7 x. Z8 ?+ J/ u" [: L" Q - border-left: 5px solid transparent;
8 [2 `: C: n5 D6 W - border-right: 5px solid transparent;* ^- @5 R, p: C8 j( t
- border-top: 5px solid #2B222A;) _3 F0 }& D+ A1 x) b
- content: " ";5 I9 q w* y* F0 a( G3 }1 \
- font-size: 0;$ t2 M5 N u ^, U" r
- line-height: 0;
& A' P' y* z- f. M5 t( y& o - margin-left: -5px;4 f1 M3 p( \* @% W
- width: 0; X& o3 Z% p1 M( E( M
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- .tooltip-toggle::before, .tooltip-toggle::after {% G, B) W, Q* ]% N R& e
- color: #efefef;
, y; ]: I: ]0 Y; h* B - font-family: monospace;0 y& }2 _) A$ w' n
- font-size: 16px;* D" N: A- `& A2 M6 P' R2 c
- opacity: 0;
9 e3 J. }; y. K( d. ] - pointer-events: none;
5 {* F+ t% H7 q$ Z( i* C - text-align: center;6 q5 A, p# d% r
- }
0 M$ `8 g' w- ` - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 [ I' n6 l, n' p" G - opacity: 1;
B- q. H2 O; h; k' U' u1 y. e - -webkit-transition: all 0.75s ease;
; u. b# n( t0 B! S - 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">
/ X+ {3 H; X# D6 b8 u# Y, _6 k: f - <ul class="nav-items"> [/ M- m! ^7 }% W' o
- <!-- Navigation -->0 Q0 z; o" p* t$ j7 R7 o
- <li class="nav-item"><a href="#">Home</a></li>
- [: H2 A. L% d( E, Z9 U - <li class="nav-item"><a href="#">About</a></li>
. H& j7 Y L2 o5 ~9 X( T - <li class="nav-item"><a href="#">Contact</a></li>- r, G: U; C) f1 u
- <!-- Dropdown menu -->; u2 A7 p& L* K: k# r% T
- <li class="nav-item nav-item-dropdown">. q3 Z- g0 l3 Y
- <a class="dropdown-trigger" href="#">Settings</a>/ w9 p" D. K' i' I6 E) K+ [5 U
- <ul class="dropdown-menu">
/ `# `! ~/ \9 n8 V% u- U - <li class="dropdown-menu-item">: P) r) ?, r9 o/ ~8 @; U5 B0 h" {$ b
- <a href="#">Dropdown Item 1</a>$ _/ T7 \+ E" x) |8 [5 X
- </li>
; _3 h. `; R: w) b; \ c/ O - <li class="dropdown-menu-item">. @9 a% V# y4 G( m# Y# M
- <a href="#">Dropdown Item 2</a>$ G' w* [& b3 ]0 e0 ?
- </li>
9 \+ B- _& X+ W2 }. n; |8 g% p - <li class="dropdown-menu-item">
: P- u3 f: ~4 q h* y& v - <a href="#">Dropdown Item 3</a>
: l/ w( }' P' F$ Q3 m8 _ - </li>
) K0 J( v) \5 b8 E - </ul>
7 {* o. K) P, s - </li>4 L5 [7 \: N* {: A& F# }1 n, d1 r
- </ul>: T: q* S% ~2 u/ B
- </div>
复制代码对应的CSS代码如下: - .nav-container {0 ~& V. i9 o/ U9 h2 y) G
- background-color: #fff;9 [1 }/ A7 f. C
- border-radius: 4px;% \/ T# H5 j5 E( x/ D
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); a5 E. _# X0 S0 G6 b
- padding: 1em;
6 V' A8 u5 R2 B) x2 p9 v5 z - border: 1px solid #eee;& R7 O' U% k/ t0 F+ e
- display: block;
k! V% s& F6 l4 }' g* b7 W9 w - max-width: 400px;2 j1 q" E$ q$ {$ Q# U/ A. R
- margin: 0 auto;
0 P. l h! T7 F- ?; Z! r0 S - text-align: center;) c* x8 ?* y% f' r" K( L* l' y4 s
- }
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- li {% G7 n: ^+ e' O4 W; y ?/ S/ `
- list-style: none;# z* g Q; ]& m: H: \2 ^' T
- -webkit-padding-start: 0;
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- a {$ g! |2 L0 B9 W' Y' H e
- text-decoration: none;1 T" [* u7 _; p1 v% m% M }3 @
- color: #ED3E44;3 I4 }3 B7 g3 s
- }- A9 r% I3 C( g* q4 N4 `+ O
- .nav-item {1 l: Z/ c! k4 ^' |6 D e3 l9 b; Z
- padding: 1em;
/ v) c* `! Q' C2 G( t - display: inline;& D% N; Q. V* Z; W- h
- }
7 @- H K5 }2 x) Z - .nav-item-dropdown {
0 t7 c; T6 ?! o" C% } - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
) |" ]+ J4 f: {. V( W G1 Y5 I! H - display: block;
% n j: Q2 z* _( ?$ B" Q - opacity: 1;
* H* b& c P# @% R3 ~8 A - }
- r& d: L# h5 C3 E3 D - .dropdown-trigger {2 R6 w& s" N/ G, T/ q W
- position: relative;' n: k& m! P- f
- }7 o! h7 U0 f0 ]' k+ Q! Y
- .dropdown-trigger:focus + .dropdown-menu {/ j% Y! R3 Z" r$ e
- display: block;
- E/ x( {6 O3 K4 a4 B/ Q$ g - opacity: 1;
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V' g4 i" B1 p" x$ f$ B5 b - .dropdown-trigger::after {
$ N2 w! X0 B! `# G - content: "›";) D- `* Q4 i% O+ r; L
- position: absolute;
. Z9 ^4 l t# e' g' c - color: #ED3E44;2 W1 }# W9 w; w
- font-size: 24px;/ U+ } I9 ]& s" M, L
- font-weight: bold;6 D3 `% O; e% d* @/ @& _
- -webkit-transform: rotate(90deg);
9 H" |4 U7 s A/ t) Q - transform: rotate(90deg);
& _5 @ u: t, B9 [6 g - top: -5px;! A) s- {* D0 [$ Q
- right: -15px;+ w1 ]) U4 l6 O1 F+ w& J; S
- }# ~0 X4 y4 l, w% \( w- }4 n" v0 Q0 _
- .dropdown-menu {
, u9 T6 d% ]) a$ J4 K8 B- V) o - background-color: #ED3E44;6 ?. N8 u0 Y( _
- display: inline-block;, U" r" s+ p9 G9 B4 d6 b+ T9 H
- text-align: right;
( d& ?- u. ~3 n; P9 s- u5 ] - position: absolute;
4 r5 Q* `4 [# t6 M6 ~) u - top: 2.5rem;0 g" {- j( j. m" G' p6 ^5 g8 d/ _! a
- right: -10px;
6 n& E; F! T! s. _, ?* r - display: none;$ ^4 |* |, O7 l7 i ?8 O& Q8 \8 T
- opacity: 0;
& V3 Y' u& o) r$ t1 i - -webkit-transition: opacity 0.5s ease;
$ B+ F9 P/ v7 ?, _ - transition: opacity 0.5s ease;
7 s" y1 Z7 }' e m2 }( M7 O - width: 160px;- P4 a% X+ v, Z4 h* d. D
- }
5 W& w- Y/ O+ O F) j p) Q - .dropdown-menu a {
9 j- I: C1 w! n9 E0 N$ u2 q- F - color: #fff;+ T6 a! G) O( w$ p: M
- }
; H# U# V1 J( H" G2 E6 E5 T& [ - .dropdown-menu-item {
- l9 k) j5 H7 _) {; ^0 [ - cursor: pointer;
1 u; w- b, S, X5 f: T - padding: 1em;) D' c' [" J* ]1 C9 E" K( A. B: P! l
- text-align: center;6 t4 o( ~0 `9 M' p
- }
% M7 h \; E" i0 y8 M) n - .dropdown-menu-item:hover {4 b/ @" r" u* L4 q
- background-color: #eb272d;5 |9 I+ P6 x) A2 @. M
- }
复制代码 7 z& h, Q W+ s
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ s/ h0 y) R1 {; i - <!-- Checkbox toggle -->6 S, A/ w4 x! ], v% N% O
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ T5 S. w9 H9 U; z! C% Y" L - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: I, w% d# k0 }7 E3 ]4 z3 D - <!-- Content to toggle from www.mfbuluo.com-->5 P, E" [, V8 ]! P
- <div role="toggle" class="toggle-content">7 n O% Q; N0 D6 j
- BA-NA-NA-NA!
0 ]3 P6 o, g: C* D7 w4 g - </div>
# ^0 W2 o$ @+ \7 C7 e - </div>
复制代码CSS代码内容如下: - .toggle {. Q4 d" r) T- X& r: q
- margin: 0 auto;
! o8 V+ j7 h* K& ~. M8 M( Z8 h - max-width: 400px;
7 Y4 g' d0 W4 H - }# t2 c# z+ a8 }
- .toggle-label {
# b+ W1 i; s4 F+ Z ` - font-size: 16px;
- w6 G0 h! b( H - background: #fff;
% U9 T; x* T9 I; D5 M - padding: 1em;- C% A# F2 G7 }/ X( W
- cursor: pointer;
5 a) G, J5 q1 \- H0 G% L. {$ c5 H - display: block;
" V$ i1 q# f+ k% y" f, ~5 i& g - margin: 0 auto 1em;. b1 m+ }9 i) q: R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( n( G; B) \3 J+ L& X% A - border-radius: 4px;
3 y* s" Z" E+ D8 m6 @' L - }
# u+ _' r0 K* W# I8 J4 T& c - .toggle-label:after {$ `6 k8 o4 B, j
- color: #ED3E44;# f( J& T( x+ O; c8 j
- content: "+";/ L9 Z! V5 e, O6 R* E
- float: right;
* p- d: }( |3 m, J/ n - font-weight: bold;" G6 x, F* R2 ]+ x& o9 d; D( X
- }
! F1 ~+ H t @ - .toggle-content {
5 \; J9 h1 l1 u3 H - color: #B0B3C2;
% S) k. g4 X% D& ?' K - font-family: monospace;
* S1 b4 P" k* w( e( q8 a% _ - font-size: 16px;
x/ E0 p. x& ]# Z2 t8 N - margin-bottom: 1.5em;
5 h9 D& S- d* U, L, S, b& L' W2 N - padding: 1em;# a' S; l" E3 _- s" F
- }
' Q, L2 g) q, M2 [& x7 K; ] - .toggle-input {# _+ z: Y0 B m
- display: none;
; ^" W8 L- c! p* I9 E2 @, N - }
' w0 H' o! |$ G' G3 W1 Y - .toggle-input:not(checked) ~ .toggle-content {5 ]+ o- S3 g) B; N' n+ S
- display: none;
* T" C6 }1 L- v( @" s+ Y0 [8 ~ - }: Z/ n8 N) ]" r. s
- .toggle-input:checked ~ .toggle-content {3 Z6 T: F Y1 x* r7 H
- display: block;6 K% S8 d" q& o% S! L9 P3 }
- }- R$ }9 l8 K' A0 T9 U
- .toggle-input:checked ~ .toggle-label:after {2 P6 Q; c) [7 P
- content: "-"; D& ?$ [% c) y9 I$ K$ Z t- X5 p5 `
- }
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