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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!">: H+ g A, p. Y7 N3 x; O
- Label for your tooltip
8 T9 ?. J# F4 }5 R( z# A, Y( T4 K8 D - </span>
复制代码CSS代码: - .tooltip-toggle {
7 O0 P/ R% P& G/ A# g - cursor: pointer;
0 [2 e% i1 p; I4 [; ]% ~( B1 K0 K8 b - position: relative;
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- .tooltip-toggle svg {6 @' D& H2 T$ z& ?
- height: 18px;, A7 e7 Z; B% T6 c" A
- width: 18px;# U2 v$ b% _! C" ?
- padding-right: 0.5rem;
$ @: ?; g2 p5 w - }
0 c( \* e6 o& v% `8 q - .tooltip-toggle::before {1 _' x C) L& f. I: q$ U' N
- position: absolute;
9 r6 r. f7 Z; v% {6 V - top: -80px;$ i! F1 }' C, y i- M
- left: -80px;
E8 c( s- }8 n - background-color: #2B222A;( d+ S' U. X* H$ U! ]! B. x, i+ x
- border-radius: 5px;
1 K; {; T+ C( J6 Q$ n - color: #fff;
, Z$ B A1 D E - content: attr(data-tooltip);4 w M7 `8 `5 ?/ r/ r! k
- padding: 1rem;0 K# c5 l9 W8 }
- text-transform: none;! ]# Z* m I; Y
- -webkit-transition: all 0.5s ease;$ ?" r! s( k' M: s3 r6 F- N
- transition: all 0.5s ease;8 m" g2 \) _; ^) P
- width: 160px;
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- .tooltip-toggle::after {) S5 q% J, u1 ~9 j* `
- position: absolute;! r1 l e) I& O7 I4 a% w
- top: -12px;3 N- b& L8 a" ^6 ^ t1 |1 C
- left: 9px;
Y% [' n( H% d2 g: m* I - border-left: 5px solid transparent;
5 @5 R- x7 F( w$ t& y8 [ - border-right: 5px solid transparent;
9 S" ~& [# y1 b+ T, G1 I - border-top: 5px solid #2B222A;; J1 y5 @$ [% M2 ^0 o
- content: " ";
" a8 m: r% [0 g+ ]& W - font-size: 0;3 u% J* N. l4 z, \, [
- line-height: 0;' v& }( ]/ g7 s6 D! ~0 |: I- z
- margin-left: -5px;+ s7 z6 `0 b3 ?! k; d3 h+ d. X+ M
- width: 0;
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& B& s9 K9 `$ q, E: R* I - .tooltip-toggle::before, .tooltip-toggle::after {
, G( n( [; K- c) U( e - color: #efefef;
9 d! x* g, m7 h- o' T - font-family: monospace;8 I8 X5 j8 Z9 F7 v9 H5 D p! ]
- font-size: 16px;# D0 H% D; i1 B/ J
- opacity: 0;
" ~: ^2 e+ t" l - pointer-events: none;2 V7 n- u* b7 d- h! y. p
- text-align: center;" a. k1 m$ K% Q* G7 K8 u# f
- }9 Y. U! b! \; p0 f' ]9 q% B4 Z
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 h+ @2 k( M$ c x. i1 r& ^1 H1 D) |' M
- opacity: 1;2 Y3 l) v1 {; j D+ D* y
- -webkit-transition: all 0.75s ease;/ l( V9 k& `; @, `% n
- 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">9 e! P* Y. ]6 f3 H2 ]0 N* O* L9 ~
- <ul class="nav-items">) P* }* b0 K% @, @
- <!-- Navigation -->+ J& R+ J' l8 S z4 d U8 F
- <li class="nav-item"><a href="#">Home</a></li>4 f) G8 i5 _5 e! `) b& B
- <li class="nav-item"><a href="#">About</a></li>( H, y) u: _* m( k$ K1 X% L
- <li class="nav-item"><a href="#">Contact</a></li>
9 Y7 v% H% D1 @8 S+ E( S - <!-- Dropdown menu -->
/ J0 J- b. z% C+ p( e - <li class="nav-item nav-item-dropdown">8 x: v2 @5 M" N8 B
- <a class="dropdown-trigger" href="#">Settings</a>9 S S! }2 E# Q4 c+ d& f2 X k
- <ul class="dropdown-menu">
. Z" y' _) d7 V/ _) @" T - <li class="dropdown-menu-item">
7 g* ~7 \. p3 R0 U$ e) t# | - <a href="#">Dropdown Item 1</a>" ]* x$ I6 `$ H! e& _0 d0 Z
- </li>
B4 A( K; y: }6 M# A- A) ^ - <li class="dropdown-menu-item">
4 G- d# U1 X: T5 n) f0 A - <a href="#">Dropdown Item 2</a>
+ E8 O* B: E' ~7 B% q1 h0 z9 e - </li>% T" M+ u- J2 y( N/ `) q
- <li class="dropdown-menu-item">
) @5 f, p& x" ~! B. R! X0 g1 K - <a href="#">Dropdown Item 3</a>
6 H! f5 F& D# a3 a/ ]' K% r" ^1 \ - </li>0 |; Z& g% ~/ a" K4 _; e' a
- </ul>0 x5 A( p& G o& P' }: z4 N1 W
- </li>
" u% o% O" b; Y6 d1 l( \" E - </ul>
2 {5 Y& b; x2 \, z2 z - </div>
复制代码对应的CSS代码如下: - .nav-container {: W- b2 e5 C" p3 T
- background-color: #fff;% q i) F" z! G
- border-radius: 4px;+ _* f7 t4 N3 [, C# ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ b( ~) I5 o$ k+ Q. O, p* P
- padding: 1em;% J. }' U4 U) S, H1 r0 {- p
- border: 1px solid #eee;
6 {3 h, }6 A7 K) B - display: block;" |5 ~1 s5 M5 u, a. t
- max-width: 400px;
" T- T, {" x0 W& K# i/ Z! Q - margin: 0 auto;4 Z4 {: Y: b: g' N0 `, v
- text-align: center;; U: x8 y. ?2 w" r9 F: k. b% \
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- li {$ x$ g3 r# w( Z# j5 l
- list-style: none;
* M9 N; j8 o4 r; a9 S) C - -webkit-padding-start: 0;
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9 ^* t/ j: x7 S. d+ V( U) M - a {
& ?) Y* N9 E0 Q" G+ ^; V - text-decoration: none;# g* c9 V3 w* j6 G3 p4 ?# X/ \
- color: #ED3E44;# e6 G/ C- D& d3 B
- }
3 F7 B l4 d0 T% J" l O& V - .nav-item {
/ R* u8 ~' A, o" p7 d9 p - padding: 1em;3 U- }) o1 V6 Z
- display: inline;2 Z! A" B' J# Z: X4 E( }8 D) a
- }
4 U) \! z$ x. t7 P, g - .nav-item-dropdown {
* ~; s! f0 \" Y; a2 h+ ~ - position: relative;& `1 r; ?* E( n, ~' ?
- }
% H0 B' o- R, a - .nav-item-dropdown:hover > .dropdown-menu {
/ t: I2 K) i( z2 G) ]( A) N$ P - display: block;
& t! q. S) c; \* Y& C, S4 B - opacity: 1;1 C* ]: a- B Y) w1 _- I
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- .dropdown-trigger {2 B- |8 J* g. @' p# x# H
- position: relative;
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! D; W. `2 l0 p- X8 t9 Z, g6 s - .dropdown-trigger:focus + .dropdown-menu {! f! m$ ?( l i0 t# y, B7 K
- display: block;
3 D! B% r1 o" Q) ?- ] - opacity: 1;* n3 j2 m8 H6 T% ~. E8 X
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- .dropdown-trigger::after {
2 Z: O: @1 f8 _+ j0 H - content: "›";
9 o" b4 B1 a9 v; ] - position: absolute;
/ \) @5 H/ V1 v - color: #ED3E44;# d5 E" l- Z: W Z% E" C( m
- font-size: 24px;
|# {9 A" N0 M. [* l! ?) L) c - font-weight: bold;
1 @0 n: g) q7 B. Z* ?7 ? - -webkit-transform: rotate(90deg);4 M h/ ?& t! k& q, c) f. u3 b
- transform: rotate(90deg);
' Z+ l4 k9 g( [+ T7 x( Q$ p, t - top: -5px;
. `' F& x# K% P! Y* n* X8 n; o - right: -15px;
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- .dropdown-menu {
2 E8 n5 ~ I3 x - background-color: #ED3E44;9 @ @/ Z1 D0 Q
- display: inline-block;; x4 E% F, ]4 H$ S; h& \
- text-align: right;# s/ ]4 `- [( \ c1 j: Z* {6 H
- position: absolute;, [) b% w+ {( r2 ~. S( ^! l, V
- top: 2.5rem;* T4 ]# n# C) K, H
- right: -10px;
# P# X |3 V1 ]- }- r& y F) e - display: none;2 [9 o& Y8 i+ C* {
- opacity: 0;
9 n1 q l# l# a+ x. Y - -webkit-transition: opacity 0.5s ease;
6 ~" v; ^; e/ r# A - transition: opacity 0.5s ease;
$ U5 A# z& ^0 o- o! N+ j/ L; x - width: 160px;
+ }* a+ @- S2 F1 v; ~. O - }
; b3 d0 @+ A$ P) _9 f - .dropdown-menu a {0 d( i y# W1 T/ x
- color: #fff;6 ~% o/ n4 L# B
- }$ F" v6 h& P/ z+ C3 T( G
- .dropdown-menu-item {
9 P9 a( s7 ?+ y& z O - cursor: pointer;( W" _- a( s! @6 l* X
- padding: 1em;* y' s( z8 r P
- text-align: center; J9 N2 ?( g2 {2 E) H8 J! |5 p, C
- }
2 U, F8 t, }' {. K, r - .dropdown-menu-item:hover {
3 \$ I. E# H6 t, \. e' d/ f - background-color: #eb272d;6 ~* ]' O$ ?% r7 B
- }
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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">
6 i& X) K( m1 }3 G7 U$ J - <!-- Checkbox toggle -->
$ A4 s2 w a. X: t+ Y6 I - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
) Q" Z6 s& j8 x# b! s" e - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% e) c, e0 t0 {
- <!-- Content to toggle from www.mfbuluo.com-->: i. x& r( d* A% E8 X
- <div role="toggle" class="toggle-content">
& f( J/ l' @0 b5 G4 L0 \ - BA-NA-NA-NA!
5 F% ^5 s+ u7 h( z5 X$ P8 @ - </div>
% K6 q4 {+ b5 U. L. f: R* k3 o - </div>
复制代码CSS代码内容如下: - .toggle {
; ?2 o5 e8 c7 t" t - margin: 0 auto;" R1 o% I, Q, b( W6 L
- max-width: 400px;8 m2 J) @5 g A! N% @+ `) I0 k: y
- }7 G3 p( F% \! O, X9 A/ r; E
- .toggle-label {! q8 e* J) y$ {5 x/ g2 _0 r
- font-size: 16px;$ l$ \$ O0 J( Z) X
- background: #fff;
' }% n/ }0 O1 [ - padding: 1em;) a0 J6 J, e& z) ~$ _6 t% [' n& L
- cursor: pointer;1 H4 @5 U' ]- Z& A2 L
- display: block;
2 g% J) {: C& M, w! r - margin: 0 auto 1em;
6 B+ O. B4 g0 y: q( d - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ X' k: `! `7 ] ?( g* k+ r
- border-radius: 4px;
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- .toggle-label:after {+ C3 i' i L( B* v
- color: #ED3E44;9 u7 @! j; ?, W, U& K4 x
- content: "+";
- a; j* Q6 z i; `9 R - float: right;
& D2 F4 s( J( h1 ~9 P, X - font-weight: bold;
7 Z( t5 u! @! X% l2 ~ - }7 C% C9 l% d) K( X u1 d) Z
- .toggle-content {
: H; ?3 K7 L8 P( g! b# H! j, h - color: #B0B3C2;: |+ J6 V: @3 _# ~: \* s! p
- font-family: monospace;5 e1 H( \5 @$ ?
- font-size: 16px;) c: U5 C \2 j- a @% v- R+ u
- margin-bottom: 1.5em;0 J5 Q+ }1 F/ W' q/ D
- padding: 1em;4 d0 s0 z* i2 Z. o" i
- }
; g5 c" v- C- v - .toggle-input {
9 { o2 O! J; a4 E - display: none;
* B( K1 _+ s) n. a$ P, `' A - }7 R: j8 W( M' i( o9 f* d+ x( @; E
- .toggle-input:not(checked) ~ .toggle-content {( v& l& w* J" H/ M
- display: none;
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- .toggle-input:checked ~ .toggle-content {& v' D+ k4 ?& |# w r
- display: block;
9 o/ ]" Y- W" @+ g4 L v - }
k/ [ B5 V& i$ d - .toggle-input:checked ~ .toggle-label:after {
" U' o" A% a( L1 ^( G' ^ - content: "-";
' D, I0 Z c2 N% E2 @7 x. L - }
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