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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!">2 ?- M: H- y% U# a/ W
- Label for your tooltip9 Q% L' \8 ^) h, G
- </span>
复制代码CSS代码: - .tooltip-toggle {
# x: w7 c9 B0 |. G - cursor: pointer;
# k, C) T. H& s - position: relative;
* {( I: `; B s3 J - }
3 ^4 Q& ?. f' T0 L7 f, v% q8 K _ - .tooltip-toggle svg {( n$ E. V, z# c8 R+ a+ K
- height: 18px;
+ }' {# {% E4 m) M4 p% k5 K j - width: 18px;, L, y; f3 G. M5 H5 b$ m `: s7 j" f
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
- J5 M ?7 S1 b* q8 l# h s d - position: absolute;" a" G/ f0 n6 ?7 O2 w
- top: -80px;4 G( a6 D# j( s4 a
- left: -80px;
, T5 ]& ^: F& b9 S6 ~3 C% z; u9 ~ - background-color: #2B222A;
3 \/ \- E+ v) \. w. S! I - border-radius: 5px;
3 \1 v- O) Z! E- P& _ - color: #fff;
- Y/ v3 v9 t% Z0 U1 O+ n - content: attr(data-tooltip);
T. k1 ^ j b7 e5 q/ g - padding: 1rem;: L/ Q' |8 N c, z( I: C
- text-transform: none;
" K* ?1 w4 [. j! |( e - -webkit-transition: all 0.5s ease;6 I k% {% ], g3 f9 h& }& L% [" O
- transition: all 0.5s ease;
0 }' p/ q. x# M - width: 160px;, @" X: Q o4 F m
- }
7 l/ S5 g9 C/ T* v! k/ b - .tooltip-toggle::after {
' z' W! i5 b% T+ a - position: absolute;+ u4 |- Y& _) T4 \5 V$ y1 c
- top: -12px;
. Q8 w/ [( I0 n7 H - left: 9px;
6 c- K7 h7 U- A0 a8 h5 ? - border-left: 5px solid transparent;
8 p/ r6 X9 w& |& q; K8 o4 W - border-right: 5px solid transparent;7 Y U7 h4 v4 o x5 v) \" D
- border-top: 5px solid #2B222A;: M% J. M3 M7 M ~
- content: " ";
% `4 w, ^( d9 \' E: O: \8 [ - font-size: 0; k6 v! m* K# b) b0 \( @4 ^5 b
- line-height: 0;
8 |0 p1 c! b1 b2 P3 ` - margin-left: -5px;7 Z0 U. x& x' \9 V1 B2 j+ f. r
- width: 0;/ H% m! f; h9 _6 D* ]1 c
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- .tooltip-toggle::before, .tooltip-toggle::after {
8 r' F* T- x7 r* D+ A9 x3 a) f - color: #efefef;
3 h% W6 U/ I8 ~" O/ W - font-family: monospace;# R) }4 h: z8 X2 ~% f3 M
- font-size: 16px;% P9 ~/ k6 j, S; ?$ p" t
- opacity: 0;
$ m0 ?# E$ x' @8 k0 S& [- C1 j - pointer-events: none;8 A2 i4 b: {5 O: z I
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
2 r9 b' c% |" j8 ?$ I+ ] - opacity: 1;
( d$ |3 @1 V& S5 s# i7 [8 A- P - -webkit-transition: all 0.75s ease;
1 p# }" [, x" \' \/ ? - transition: all 0.75s ease;
# R# K! K! ^) 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">/ k" Y: i3 X5 `5 H& E0 h
- <ul class="nav-items">: m8 U9 I' q8 O( i( @( X m* B- p _
- <!-- Navigation -->
$ @$ R+ F4 U! B- y* P5 N - <li class="nav-item"><a href="#">Home</a></li>0 I: S8 q# h% s, ]% Y2 p, v
- <li class="nav-item"><a href="#">About</a></li>; z c2 Z K, s, c3 ]' ^
- <li class="nav-item"><a href="#">Contact</a></li>
1 ]( X5 N' P/ j: _- H - <!-- Dropdown menu -->
7 G+ [- D) P; y0 _) @ - <li class="nav-item nav-item-dropdown">
4 l" n$ t1 J5 u. ]: D% r2 C( r - <a class="dropdown-trigger" href="#">Settings</a>& e; g" O. E3 ^6 ?1 x- v/ S+ ^) i
- <ul class="dropdown-menu">7 z7 S: L3 n( A( ^0 P
- <li class="dropdown-menu-item">
" D" {! H1 S# j+ c. E( x# S3 B6 t - <a href="#">Dropdown Item 1</a>4 Q0 M2 A3 C) d; j' }/ {7 a
- </li>
) Y Y" Y8 _: g8 j# u - <li class="dropdown-menu-item">
A0 Q6 O2 w. L - <a href="#">Dropdown Item 2</a>
. O* w' I, `- I+ _7 c3 C - </li>
2 V7 z2 Q' C' I - <li class="dropdown-menu-item">2 Q; E: Y& r4 e/ Y' C8 `
- <a href="#">Dropdown Item 3</a>
# U( Y9 K9 D/ k* s8 T" z$ I# u - </li>' s: @; u& Y2 P$ n
- </ul>
! k% s; x* E6 {4 ^9 G2 R - </li>0 R9 Q2 h! w3 | J4 q- N
- </ul>
) u1 C# C# l' V* U! Q$ v; y: k" c - </div>
复制代码对应的CSS代码如下: - .nav-container {
6 H; a- Y$ Z2 _! `) D5 c - background-color: #fff;6 y6 k; ]2 X+ Q6 M5 W6 L. U
- border-radius: 4px;
0 ]/ W: K! Z$ Q& ]" } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 g" J- z8 Y% g/ r - padding: 1em;
' c- W# S2 S7 c6 T8 ? - border: 1px solid #eee;
& N" D/ I- i. g% r7 G - display: block;
* Z! { J0 Q# a$ @' S5 U: c - max-width: 400px;
9 ]& |. V9 C8 S% M, f - margin: 0 auto;& e( Q# W6 F6 c) C H
- text-align: center;
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* B3 w J6 O% M( X: F - ul,
) o2 b( D9 x1 l; e1 v, N - li {, f' \6 X7 r4 z2 Z' C, T$ Y
- list-style: none;
: V9 R: |8 {" x6 y" m# T& K# ? - -webkit-padding-start: 0;
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6 P; } @' Z; V5 E - a {
, C- X$ w! |, |0 n3 j' m& K" i R - text-decoration: none;& E+ `6 z9 `; k! ]9 A0 k$ l
- color: #ED3E44;
* T# A( k+ A8 [ C, x - }
9 c+ S8 L% s2 A. V6 D. x& w6 y1 @0 A - .nav-item {
% L* ]1 L' m: Q - padding: 1em;
. P8 g+ N1 q, h, y8 S, w - display: inline;
: R B- r8 R) P - }
" u4 Y2 a3 r6 Y" @- n - .nav-item-dropdown {3 n7 e# g- U! H
- position: relative;
6 I0 k$ q5 A* F, F$ U5 ~* ]/ a: d+ D$ F - }
2 W4 `' m! g- R, X6 D - .nav-item-dropdown:hover > .dropdown-menu {
0 m5 e3 Y6 c4 K- _& y/ t9 j: m - display: block;+ Z m4 b; {3 r/ S& u
- opacity: 1; B& M6 T6 }8 k6 ?
- }
$ x! \1 I4 j/ e* G - .dropdown-trigger {4 |& m3 P m' [, V9 j
- position: relative;: w" b% ]" C4 Y" e5 }* x' R0 K
- }1 B5 w5 v1 b+ Q" r- h
- .dropdown-trigger:focus + .dropdown-menu {
1 L$ S2 |4 w* y3 @5 _ - display: block;. x. y& p/ w' a- u6 F
- opacity: 1;
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- .dropdown-trigger::after {
) S5 }- m. s' F7 W8 w3 v - content: "›";
& g9 Y- k. O8 l4 y) Z2 k - position: absolute;% l; N2 Z/ l5 |; ?: U
- color: #ED3E44;1 _ }: e9 }! _6 Q' o
- font-size: 24px;+ Y" g7 M% q; F8 B+ _/ \
- font-weight: bold;4 I& B& H1 v/ X
- -webkit-transform: rotate(90deg);
+ t6 a0 W1 ^ L0 q5 I9 h: F5 c+ a - transform: rotate(90deg);1 N! U4 I" o" ^* O5 }6 z
- top: -5px;% P. D8 Y. x8 g; F
- right: -15px;
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- .dropdown-menu {
7 w' D* ?, H" z% h& K& M - background-color: #ED3E44;, X. S1 P. [# B5 ~% W' G: b
- display: inline-block;
: z% E4 `! k6 {3 q+ D - text-align: right;
0 C u+ J7 W- K1 n N0 ~ - position: absolute;% z7 _8 I) v3 |- V6 [
- top: 2.5rem;: t! U. {' K& `' S$ }
- right: -10px;
# j+ [ b3 x6 I( F* M - display: none;; `; |9 P( }" W( ]2 t9 h& F, T5 X5 v
- opacity: 0; k% d7 ~3 z; r6 }
- -webkit-transition: opacity 0.5s ease;
M# a5 s! Z" z( ]- V, M5 M - transition: opacity 0.5s ease;/ H. I' n" M$ j4 J
- width: 160px;
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- .dropdown-menu a {
& I+ b9 Z/ g; R! g }0 B) Y - color: #fff;- `: d, K+ [8 Z3 E9 K; w* }
- }
, U# G8 U0 |& E- e4 i - .dropdown-menu-item {
: V% _6 O5 I) D# S - cursor: pointer;. v, J0 h( q( P+ b8 B) u1 R
- padding: 1em;5 W( {: M% _* K1 H' X
- text-align: center;; G, j8 n) x% F! e% E4 c& F
- }
~! e" y6 p- t5 h, v/ L9 ` - .dropdown-menu-item:hover {
" E; h8 Q6 \6 G* U: C - background-color: #eb272d;- o& r( Z' Y; q8 L3 U
- }
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4 q9 G9 W" z/ ?- L- q' ^可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& f: ]* p" [% f) L) N) ]
- <!-- Checkbox toggle -->' A# ]9 y- C6 q- ]
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
) i2 @7 f2 ^! F& ~ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 `6 }2 n0 E7 e# `/ {( L6 q
- <!-- Content to toggle from www.mfbuluo.com-->7 T0 R4 O7 t$ w% ^3 k- |. z
- <div role="toggle" class="toggle-content">% L7 A. D T, a
- BA-NA-NA-NA!
& L& Q% ]5 R* y- R ] - </div>! c# L, m5 ?7 `/ g: `$ L6 ]3 I: t
- </div>
复制代码CSS代码内容如下: - .toggle {
9 T Z, N/ z' o6 z l4 W: V( E - margin: 0 auto;
5 s. c& E2 h) z: t4 e+ j - max-width: 400px;
0 ^0 G6 r( Z% X" `( Y - }% _, d% g+ a0 @* u' L
- .toggle-label {) E) U) ~3 r: g9 A/ v9 N
- font-size: 16px;
: N* E# A; s q$ P9 f" [: ^ - background: #fff;
; E* |# g0 z- H5 { - padding: 1em;
) N% U- w" X2 t0 u - cursor: pointer;- a" q% W) z2 A2 `, M
- display: block;
' f% h: l s* V' w! o - margin: 0 auto 1em;, T+ X6 U% h& T* p1 }9 \7 d+ \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 w1 B+ z- g+ M* L! C# k3 c8 y
- border-radius: 4px;
4 q6 s6 M' n& q; T* ~4 a - }( c* I/ W+ f; T: G7 i6 B
- .toggle-label:after {$ V2 A% j. [# n
- color: #ED3E44;! c9 y7 p% j% a6 |& J% h" z
- content: "+";
/ H/ M/ O2 @9 s - float: right;
+ u. q4 ^9 D! B4 m8 k+ I5 L - font-weight: bold;+ U. ~( @! o4 q6 g& v
- }
3 |2 e( R+ I% ~3 x- v) } - .toggle-content { {/ v' f$ Y( L6 d
- color: #B0B3C2;& g5 m, O; I, _7 b5 a8 j/ O
- font-family: monospace;- Q( q8 W! Z6 v& {* n- C
- font-size: 16px;' A0 U7 A. B" a# X. p' j' w
- margin-bottom: 1.5em;
, \% L/ w* {8 _( H/ T - padding: 1em;8 V2 y, w+ ^! d5 J: X# K+ n& @
- }: d% ] W8 p% {
- .toggle-input {
- `# @8 X4 x" \" K: [( _- W) _( ~7 a - display: none;. S, M' P1 Y5 O' a. M, [
- }3 e1 |9 i X0 a8 b7 r% x
- .toggle-input:not(checked) ~ .toggle-content {
! X( J T, x- k$ C - display: none;
) d9 W9 E: T# ?! ^0 c6 b r - }# X' R1 A1 p- R
- .toggle-input:checked ~ .toggle-content {
# _5 j( ~( q5 g; Z - display: block;
( f6 e( m+ j3 w: B' r - }( B0 b( U# l6 p- J4 N% ?: C6 B
- .toggle-input:checked ~ .toggle-label:after {: Z) C) b) h& H5 b
- content: "-";) C2 \' _: ]/ B( D& l$ `1 T
- }
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