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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!">
3 j: O/ V' Y( I: B+ o - Label for your tooltip
0 |1 k5 L/ e% Q" Z. A - </span>
复制代码CSS代码: - .tooltip-toggle {* p% W( ` j0 E" o J8 x
- cursor: pointer;3 `9 M+ B ?1 v8 U
- position: relative;
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- .tooltip-toggle svg {
7 q- p. I: D) S7 V - height: 18px;
~$ _% @- p, x% U1 a - width: 18px;
+ U9 M/ R' p" t2 q" ~# |( r g - padding-right: 0.5rem;
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- .tooltip-toggle::before {
0 o/ h8 E" d& g: @7 y - position: absolute;6 q' v& B+ U1 m9 @0 O3 H6 k
- top: -80px;
" _: Y. f4 q8 | - left: -80px;/ F2 O2 [% }& B) I
- background-color: #2B222A;
1 U1 c3 ]& O" @ - border-radius: 5px;
; u* d# @6 E( u; o; S - color: #fff;: K o4 D& U3 y! ^
- content: attr(data-tooltip);1 o! ^' \: h- E& V! d- E
- padding: 1rem;
8 n6 j# Q8 a( t) {( I( o - text-transform: none;
2 e' } c- E* t F# t( S - -webkit-transition: all 0.5s ease;, i y" ]3 q: g# @, z% l
- transition: all 0.5s ease;
4 k2 g& h g2 h _. T - width: 160px;
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- .tooltip-toggle::after {
1 Q- b5 u% M( D- k: n" b - position: absolute;7 ?2 e6 d8 d# @# N% S [! V( S' \
- top: -12px;
; k% ]4 _) V7 W4 L" x - left: 9px;
5 q' e' a! @9 M& l. H& a: ? - border-left: 5px solid transparent;
9 t4 ^2 Z' ?) H - border-right: 5px solid transparent; U: |( E5 ~. a1 E% |
- border-top: 5px solid #2B222A;2 w0 \# T% M3 W
- content: " ";/ ^: P6 p+ n& ^1 V. j: U, O
- font-size: 0;0 B$ S7 @& ^6 p3 V2 U$ o, d
- line-height: 0;5 a u8 c$ X3 q2 l# N8 j
- margin-left: -5px;$ `: g9 B$ L- E' @# v
- width: 0;4 m7 ?/ Z% q$ U! L
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- .tooltip-toggle::before, .tooltip-toggle::after {
' {9 f9 h1 T5 w0 W) ]' c/ [2 N9 n - color: #efefef;
8 J# h8 y* F! [# o9 d - font-family: monospace;
4 b+ K R) l V' u - font-size: 16px;% F9 V5 z9 `4 T$ @1 d
- opacity: 0;, ]3 y) p' W8 T) @3 N
- pointer-events: none;
% A: l; B! H/ h3 t5 b5 d - text-align: center;5 v( X- y6 r; g# s
- }
$ H7 F6 e, z; }9 g. l9 D - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( n4 M2 x7 T8 U. a0 K2 F5 J/ k g2 V
- opacity: 1;8 g: z8 S/ N+ v% r" J7 _1 H
- -webkit-transition: all 0.75s ease;
) `+ C" _8 \) y4 I; ]: e - transition: all 0.75s ease;
+ S+ X; ?% h8 @5 \ - }
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">
u2 w! w6 l% @9 k% @& b - <ul class="nav-items">! B' X' h% `, A. Z) n
- <!-- Navigation -->
" H' h6 }4 E1 x* g- [/ K - <li class="nav-item"><a href="#">Home</a></li>
1 r b5 R: o+ H4 Q/ c O - <li class="nav-item"><a href="#">About</a></li>
" P' O" h0 f2 Y' L - <li class="nav-item"><a href="#">Contact</a></li>
' T9 [' b9 ~0 Z( c - <!-- Dropdown menu -->. n' M+ Z& Z! B7 [1 [( `8 F7 e
- <li class="nav-item nav-item-dropdown">
0 s! z# Z1 X& F* K) K& K* w$ P* R - <a class="dropdown-trigger" href="#">Settings</a>1 m- J4 e; G! E8 y
- <ul class="dropdown-menu">
$ k* D: p! C, w. a( P - <li class="dropdown-menu-item">
% ]# j y2 @# z6 ?/ }- J - <a href="#">Dropdown Item 1</a>
( A6 \3 B. p, f: t1 ^! N- V4 U, Z - </li>
/ o4 a0 ?9 V* Q9 m+ r' k - <li class="dropdown-menu-item">4 A3 {" I4 m! Y' E% u: g
- <a href="#">Dropdown Item 2</a>
( R3 U$ l7 C/ C- S6 s - </li>
' ]3 j, b' p* F/ T# I - <li class="dropdown-menu-item">
/ w3 P. N! _- i& y/ \2 v - <a href="#">Dropdown Item 3</a>, \' o+ {2 [ F: u3 A4 d
- </li> q; K1 s$ [1 [0 j" B4 @+ u
- </ul>
7 m3 ~. U$ j! c+ ^3 U - </li>" Y( z: p Y+ `; a
- </ul>/ N- I5 r w- |7 a
- </div>
复制代码对应的CSS代码如下: - .nav-container {( g2 }% x. S M( i, H" v
- background-color: #fff; R h* E5 o6 r" k4 C: X
- border-radius: 4px;
' K$ B' X- T( ?! ?& ^, ^3 }: I" k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 D; U3 H7 j5 J: Y - padding: 1em;
- C) D. }+ ?. _) z' I7 \" o% O - border: 1px solid #eee;3 w: c" X9 m0 C# j
- display: block;
3 \: ]7 C# O4 J9 u - max-width: 400px;
1 s: i) a. P7 o; r( M ?7 z* P' X - margin: 0 auto;3 E, N! U9 l4 T, g
- text-align: center;& b$ f+ P5 [+ H3 P, i
- }$ b7 m' q0 |; A" X# ^
- ul,/ X6 L. z4 ~/ Y) v2 Z# N
- li {5 ~2 t5 Y3 I- v- O* }% _
- list-style: none;
3 W( d( V% c1 z. Z8 L - -webkit-padding-start: 0;
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- a {1 q: S8 B6 h' Y+ I% ?& K
- text-decoration: none;( @: e% ?1 k6 o
- color: #ED3E44;5 E+ `* l% ?, c* d2 @+ u
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- .nav-item {
! D* r4 X ^9 r) w% B' \ - padding: 1em;
1 d& s1 D3 A1 P( T - display: inline;
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- .nav-item-dropdown {+ _/ I0 ], d9 i* O' f% o) ?
- position: relative;7 s* ]0 a% L) D' [- r# n1 h! W
- }
+ l- I* A- P* k. u+ \4 Y - .nav-item-dropdown:hover > .dropdown-menu {$ X1 \( _& p# C, D6 ^: v+ h% }
- display: block;
6 \# D' n& E8 ~8 Q* y- b0 D7 B# W - opacity: 1;
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- .dropdown-trigger {/ F( b+ {' @# T% C+ {! |+ J
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {, s+ [/ S0 j) o1 l- F' V' i( L
- display: block;& f5 j8 } j$ c
- opacity: 1;
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" u" R2 |) A$ ?1 t" W) F - .dropdown-trigger::after {5 P1 K4 i1 c, E. y! q$ W3 X6 s
- content: "›";
# i) r1 v6 ?" i - position: absolute;% |- K2 g; [6 s- L. ?; J `
- color: #ED3E44;, s4 |1 n" ^) {5 a/ [- w4 ?3 r8 H. D
- font-size: 24px;
7 J- c* x8 S5 V8 W - font-weight: bold;
; _9 |7 l4 w" O - -webkit-transform: rotate(90deg);9 M8 y( ^( D$ m G( [
- transform: rotate(90deg);
% r& e @5 n; N; x7 p - top: -5px;/ V* `( m* s! [' n6 k9 `5 v
- right: -15px;
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- .dropdown-menu {5 n- @1 j6 q) L( d P! ~6 |
- background-color: #ED3E44;0 m" b( W( D0 Z8 h3 T q& t
- display: inline-block;# J7 Z {# ~" g n" l, u
- text-align: right;9 A R- {/ z; q. R; c
- position: absolute;2 r" }% m( V. j1 j8 W
- top: 2.5rem;
# e! G( G0 }5 x" A7 I - right: -10px;9 _/ A( C9 x: v1 u
- display: none;
% n- |3 g5 u% w( O% }6 c - opacity: 0;6 c. i- s1 `- j8 ]
- -webkit-transition: opacity 0.5s ease;
* K7 Y( v8 t1 A4 M5 I6 o$ B - transition: opacity 0.5s ease;: i: v- o7 N) Z) {1 ?
- width: 160px;
. v8 h1 Q4 c8 o - }
1 Z! _9 W {' O1 u) N' _, k1 s - .dropdown-menu a {
& g) K3 f! a9 ?# o - color: #fff; A1 [4 n& H h+ N8 S
- }
0 E; p; Z1 d C$ L2 I6 v - .dropdown-menu-item {$ }/ r% S2 K" }6 _
- cursor: pointer;3 [ M) \. z; R( C8 V/ l/ i! G
- padding: 1em;( y4 h8 F8 D/ ~" M( ?
- text-align: center;
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0 P4 a4 K G# [. J S - .dropdown-menu-item:hover {6 S# V" H) ?; U1 I8 A
- background-color: #eb272d;
: _3 S: E' l/ d! c- \ - }
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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">0 _# U+ X" ]! d0 [: r6 ~
- <!-- Checkbox toggle -->; `4 A: _" l Q, Y. v3 [, t/ L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 V+ i$ f6 ~5 b* x$ x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
+ ]/ b2 a+ E5 G9 S' B+ g - <!-- Content to toggle from www.mfbuluo.com-->
; {& R: `. f, Y, S1 w" q - <div role="toggle" class="toggle-content">. P' K; d! q" G* ]0 A* t# ]
- BA-NA-NA-NA!. L9 O4 {) b! S# D! a5 W
- </div>) t( \8 K, b6 a2 j' I6 Y8 E0 h) h
- </div>
复制代码CSS代码内容如下: - .toggle {0 s- B2 [5 |" i$ l7 H: ]. G8 w
- margin: 0 auto;9 c( r0 [7 m9 [# m4 {5 n
- max-width: 400px;5 D, J5 s' o3 @/ R: }9 Q, ~, p
- }; ]2 x- d! k( q+ v- u3 b- I2 l# s" U
- .toggle-label {
" Z5 b, L% q) J$ N; \+ S: `% L - font-size: 16px;, f1 t& J1 D4 L1 I
- background: #fff;
- i8 n' }" }# [- ^ - padding: 1em;2 l9 o! o- ?( y7 M8 F
- cursor: pointer;, i2 M3 K; |2 E5 c/ Y( c+ V$ m: V
- display: block;
% r) p; t4 X5 x& @ - margin: 0 auto 1em;
" j2 ]- T! }1 {+ x5 {+ l - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- z7 \* l* s# U) [% v' X3 a - border-radius: 4px;: t) u* }/ r# f0 _
- }
( E, F2 j* `1 {, j5 h& l - .toggle-label:after {
& Y2 M1 @1 @* R8 L - color: #ED3E44;
, s/ K- X- g" E6 e& l7 {2 ]2 y - content: "+";
7 \2 m% U* i3 S3 f# a - float: right;. n0 ^" o: s: H
- font-weight: bold;
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- .toggle-content {
3 Z+ s, L: I% P/ |) f- Q# E2 e9 L - color: #B0B3C2;
3 N2 u" q- u% m* Q' d3 ` - font-family: monospace;+ k6 M9 l# D+ G& @: i/ u
- font-size: 16px;
- x: k" p0 Y8 J6 r j - margin-bottom: 1.5em;
: R# B; T: _& v# j - padding: 1em;# d* N, z3 D. @; Y" L
- }
3 J5 [6 N5 u- n - .toggle-input {
3 N/ d7 U Y) `7 [* I - display: none;
[' N7 @ N) G' ~6 [) V - }
8 `3 R* c7 U0 a$ p. V - .toggle-input:not(checked) ~ .toggle-content {
" e _0 I" g7 z - display: none;5 R( z$ m) p2 W/ C
- }# p+ ]+ b* c* j" g- E
- .toggle-input:checked ~ .toggle-content {) Y. H5 r) f+ ` P4 C2 {
- display: block;+ l9 P: U* A7 J7 ~- G! O
- }/ o3 D7 \0 A( _- Y4 R7 ]7 ?/ A" r0 a
- .toggle-input:checked ~ .toggle-label:after {0 x {( _- T ^) A' I* `3 K; W
- content: "-";
) K4 c+ o* G* r% D$ T8 j - }
复制代码 2 k( v% G) [( I! e& m% N- Z
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