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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!">6 I) E( l; c/ b# q% E, p
- Label for your tooltip
& f: X& `7 ?6 E, O - </span>
复制代码CSS代码: - .tooltip-toggle {; C4 A$ R7 u P. j# U
- cursor: pointer;# f: S% v- S& G4 X
- position: relative;
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7 p1 H- k4 g1 W' S( y, H8 J M - .tooltip-toggle svg {: u5 X& N- Z/ ]5 F; J. _4 b) i
- height: 18px;% u9 p8 w1 F+ T8 j) c0 y# ]
- width: 18px;/ K5 d" A' s' e& d* c
- padding-right: 0.5rem;
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- .tooltip-toggle::before {0 a) W; Z6 X6 h$ U: A3 l# V \5 F/ @7 `
- position: absolute;0 G. M g* p% w# ~% c( O
- top: -80px;
* ^5 O9 e& g! R- G2 C - left: -80px;
" h7 M8 T0 W; e - background-color: #2B222A;4 L6 \. L, k" ~8 f) m
- border-radius: 5px;1 g4 n+ j4 M0 u
- color: #fff;
2 z4 r( b9 Z' u- M1 z - content: attr(data-tooltip);
" j; @- u$ w' _2 X - padding: 1rem;
3 b+ c- Y4 e; i" G4 o - text-transform: none;
" u/ X$ g7 f, [, A - -webkit-transition: all 0.5s ease;
3 W0 z- j8 _4 ]( K. L5 _/ S b: f - transition: all 0.5s ease;
5 `1 h$ r2 Q, X2 R7 e+ B - width: 160px;# Y/ Y/ Y8 D- w/ L$ N7 Y7 ~
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- .tooltip-toggle::after {
+ Y' S: u2 K) S$ ~2 _2 g8 i, D2 R! p - position: absolute;7 L3 i( _$ X2 F! Q w" j. V+ H
- top: -12px;, S+ Y, V- T5 R# y# N
- left: 9px;
7 ^ k7 c" T% x; Z7 L - border-left: 5px solid transparent;
6 N' }/ I* I1 H' ^" k - border-right: 5px solid transparent;3 ^" q* N$ K2 Y
- border-top: 5px solid #2B222A;8 R4 R( E! K# v3 g3 Q
- content: " ";5 M2 B* t* K* G6 ~( i, Z) [
- font-size: 0;
+ V M4 s, j3 `+ S8 t G - line-height: 0;1 }; t* B) T7 o
- margin-left: -5px;
' m+ g7 s5 W$ G S" l% m: G - width: 0;
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2 k! X. s3 a1 a - .tooltip-toggle::before, .tooltip-toggle::after {1 ` c5 S2 @& i2 { X. E
- color: #efefef;5 c3 e: N, U6 ?/ t! i+ M
- font-family: monospace;& K% x8 K0 \) E
- font-size: 16px;
7 _. c; q0 k. g5 g* c3 N" o - opacity: 0;
' k9 y [0 g: T+ a - pointer-events: none;$ P" M- b- h% r
- text-align: center;
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% I' L9 Y" i7 u - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 s8 `/ c# P6 F% S R6 y/ M - opacity: 1;
# W' d2 o2 u4 K$ Z! ^: I2 l - -webkit-transition: all 0.75s ease;
B" |# _1 T5 ~! W, ` - 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">( a% G+ A+ `8 ^
- <ul class="nav-items">
9 r6 i+ |* F3 q8 { - <!-- Navigation -->) j! y4 |, l" A8 P
- <li class="nav-item"><a href="#">Home</a></li>
# b$ K X4 p5 x - <li class="nav-item"><a href="#">About</a></li>
" N# w8 b) D* h - <li class="nav-item"><a href="#">Contact</a></li>) _5 a" e/ e# `
- <!-- Dropdown menu -->' ^9 E- m: J, I: S6 T# p
- <li class="nav-item nav-item-dropdown">
. K" u/ F: u8 D, Z# \4 \" O8 _6 k - <a class="dropdown-trigger" href="#">Settings</a>
* Q& i: z7 U) _1 \) Q$ M - <ul class="dropdown-menu">
0 N6 c* c) {- r7 ] - <li class="dropdown-menu-item">* b9 G& S# W. `5 A0 V
- <a href="#">Dropdown Item 1</a>
1 O' o3 l% S9 w( u7 l - </li>5 h" r6 z# x& g; i) T: c, n
- <li class="dropdown-menu-item">
( T3 L) h4 }% F( Q& `3 n - <a href="#">Dropdown Item 2</a>
% y5 G3 @5 I p - </li>
, V' L$ V" S2 O8 K' B - <li class="dropdown-menu-item">
% O* U J. T# a- y" ^$ K- {/ Z - <a href="#">Dropdown Item 3</a>0 I& u0 O, m: x9 i6 Z0 T* ]. I$ }! f6 g
- </li>
% A8 ~9 S" h# `% O! J9 B - </ul>2 B3 o+ p5 G& ]
- </li>* _8 [& t( f" c( E2 i
- </ul>6 d" r% X s7 q. K5 D
- </div>
复制代码对应的CSS代码如下: - .nav-container {" c- c& Y) t. l3 V2 Z4 b
- background-color: #fff;
8 D7 l& Y. w% C! `6 V3 z# _ - border-radius: 4px;1 e0 @# \- @& {, V
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' h+ Q" q, y2 `: A6 G
- padding: 1em;+ I% l# J$ G6 {6 m2 q
- border: 1px solid #eee;
6 H; R K. {# t" U- J - display: block;' H- q( d* z! d# A9 \6 r
- max-width: 400px;% Z9 f g2 L/ H/ H; v" i
- margin: 0 auto;: E I+ Y' }# U! h l
- text-align: center;
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- ul,
4 G) K1 X; @3 n k& k2 n7 k - li {
5 d- F$ b( ^8 [4 x - list-style: none;
, y$ |" w0 Z+ {. _* k& N1 v - -webkit-padding-start: 0;, x# o- V! Z" a% Q; F7 \) O+ t
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- a {6 n. Q( d! l* V# E A* Z' h
- text-decoration: none;
9 R/ A$ B. y# _1 d% R. H, @7 F - color: #ED3E44;
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! q; d; K- [( ~5 n# {. g - .nav-item {7 x r Y/ g3 T+ G# T7 Z! }& K
- padding: 1em;
/ F( m/ S% |" D' G" D4 h - display: inline;
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- .nav-item-dropdown {
9 g7 S6 X3 K c- i( j, B- g - position: relative;$ x0 f$ [- h% S8 L+ K, w
- }
* V; V, G' P" M% [& P* K - .nav-item-dropdown:hover > .dropdown-menu {
3 T) H9 ~) \ U( i7 r- M - display: block;3 }9 G8 ^' ~" d( d
- opacity: 1;
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. y2 J1 G* y ^$ |$ k i1 @6 C - .dropdown-trigger {# e# }, o6 i9 T! N3 g3 @% b
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
2 F6 j2 ^9 o) O; S$ q. |! \6 C. B - display: block;% g( Y; x( z e- U! [& g8 q; J) L
- opacity: 1;9 z0 u' K0 N% y) w. r
- }
4 u" a0 f6 M" y, O* ]. ~* B% U - .dropdown-trigger::after {
/ o" k: Z& ]* @1 P1 c z4 m - content: "›";
: z; Q. g" n' R1 I. p( m - position: absolute;, f" s! |" z8 ]
- color: #ED3E44;$ q! f- z) _" g* P" e, O2 G
- font-size: 24px;
$ R0 c, K: I8 J - font-weight: bold;# H) G& V: }* x6 I' C/ Y( r4 t( G
- -webkit-transform: rotate(90deg);8 U. D. j4 t/ u* L( L
- transform: rotate(90deg);
! k; b e$ I1 @1 k0 K, k - top: -5px;
9 w! l: E, a3 ^" V7 l - right: -15px;% O4 ?# k* r& Q# I
- }
- f: v8 s! U+ v1 Y' h; ], m5 e! G - .dropdown-menu {3 x" O! U& E- d1 h: G
- background-color: #ED3E44;. }( C3 K# T; C9 \( Z; l
- display: inline-block;
, i8 h, ^4 N$ S r! w - text-align: right; x4 u+ w0 d' ^* A. x
- position: absolute;% v" I; f2 U M( y5 s+ m3 x, }2 n2 p
- top: 2.5rem;, F$ O+ U, e7 K& V( Y/ b
- right: -10px;
' o$ \9 i1 o9 P. A: I3 { - display: none;
8 U2 f/ Y n3 K/ b2 S0 W0 C; A - opacity: 0;" q! M9 ]; j& B
- -webkit-transition: opacity 0.5s ease;' G( @6 c8 M4 d' r3 {" [
- transition: opacity 0.5s ease;
( F. [% v/ J ^, c - width: 160px;7 @ b# e( i$ M H" ?
- }
" @, q( P5 E8 K E- o6 B - .dropdown-menu a {
# d1 [ Y. _( b( p$ ]9 F - color: #fff;2 U/ C' m- d6 U- f: t! m
- }
0 k+ q4 a% y! t/ ~- M1 d - .dropdown-menu-item {
3 [) z7 i0 ~% `8 o) X) e, |- q - cursor: pointer;" c8 H" X# S, |
- padding: 1em;$ v, `6 y/ D$ ~. _
- text-align: center;9 `7 X# ~3 |5 k$ V5 v( K4 p4 B0 l
- }
" I0 D- }/ F; h; L - .dropdown-menu-item:hover {
1 Q9 ~7 q: a& s9 m3 r& T" X7 n1 [ - background-color: #eb272d;3 n% W' S: k- @( W; Q. g2 ^
- }
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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">5 A$ [4 ?9 i' r0 d, g
- <!-- Checkbox toggle -->' U+ P) l5 ^; Y# `6 P) ` Y6 Q' t
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& C! v: T* ^, C& n
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 s. o7 Q% F/ H Q W
- <!-- Content to toggle from www.mfbuluo.com-->* P \& R& H2 Q$ x8 @" w# o8 E9 C
- <div role="toggle" class="toggle-content">
' c& k" v5 s) Q; a: B( f) i - BA-NA-NA-NA!; j, O/ d! r" h" _* w9 m/ `
- </div>
+ Y" Q" @+ `) a9 B& M8 x+ Z - </div>
复制代码CSS代码内容如下: - .toggle {* q' M! J% ]. ]* g! T5 k( y
- margin: 0 auto;3 P. d6 o2 t7 `+ `2 Y* k6 b7 T
- max-width: 400px;
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- .toggle-label {) J7 k! [. _( x1 X8 u2 f
- font-size: 16px;# i- s/ T1 n: o+ d
- background: #fff;' \, h% G* ?! R% d
- padding: 1em;
+ T, J' E7 R* G4 e- E8 v) ~ - cursor: pointer;8 b6 M7 O' ^; C# Z) O* C
- display: block;
2 r& r. [9 J) B - margin: 0 auto 1em;9 h0 G2 H6 B, C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 n w8 ]* l1 B6 f& |, z& x
- border-radius: 4px;
4 f( f5 S7 g' @# y2 H) t - }
5 K9 G( Q# ~/ g: Y - .toggle-label:after {6 ?# v1 n P6 F5 Q0 {6 D& u1 m7 E* s
- color: #ED3E44;6 q5 q3 [" b. M3 o/ `: F [1 V
- content: "+";) X# Z1 W! ~! G* F. N
- float: right;6 [$ N) U/ v$ J1 U; B- _# g" Q% }
- font-weight: bold;
- g3 Y1 E5 _( v& J - }
2 J. }, l q( a% e3 q - .toggle-content {
$ P' ?1 c$ \4 l7 r' [! S - color: #B0B3C2;) D" p$ I5 p9 u8 n% k ^5 Y5 [
- font-family: monospace;9 }, R: n4 ^& ~
- font-size: 16px;
$ T- J6 w& x( R, b: p - margin-bottom: 1.5em;
2 Q* t4 b" G. G; K f: b - padding: 1em;# {4 L, m; l" P, Y
- }2 x; M, M. j* u' _$ a
- .toggle-input {
' P8 d! b2 A% n$ B - display: none;2 b6 q- z9 ?3 I( K
- }, L( S& d; p3 N/ Z
- .toggle-input:not(checked) ~ .toggle-content {
8 d2 o f( p& ~3 a+ n - display: none;: U( y8 D" [0 x8 c g- p
- }0 W+ ?1 e/ D$ K
- .toggle-input:checked ~ .toggle-content {; `' s7 L* r" a! N- `/ H
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {: M" @5 R- I$ g- z6 I" [
- content: "-";, T8 Z, W# ^3 ^: V
- }
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