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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!">
7 y0 H. n: F/ H! Y - Label for your tooltip
6 r7 N3 N7 \" N - </span>
复制代码CSS代码: - .tooltip-toggle {* N U; J( c s4 q! Q" e- |
- cursor: pointer;; L6 Y( e7 p5 C
- position: relative;
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4 _% x+ y3 }. ]1 T - .tooltip-toggle svg {, K; J* w9 C" S9 r# x& p
- height: 18px;
& R4 p( \: X. m0 k- w - width: 18px;
9 X- H8 b& @8 Y, `6 Q - padding-right: 0.5rem;
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* m+ G: o# P' h - .tooltip-toggle::before {
7 [1 c C2 i/ ]% R - position: absolute;8 G: ]4 c. r9 H" P
- top: -80px;
; G- `2 g4 ?3 Q. {, T% H - left: -80px;! T, W9 H5 l% T1 R6 J4 o B* L
- background-color: #2B222A; s- Z+ {, _6 e' H( [
- border-radius: 5px;
2 j# T0 R1 v0 y. b# g - color: #fff;
" x& ~0 m/ ~! S! Y7 T* R - content: attr(data-tooltip);
% E# |: |, g- q# \) _& C4 [( U - padding: 1rem;
7 r4 S) v# f% l - text-transform: none;
: ?2 g4 M9 \6 T" }! F/ i; F - -webkit-transition: all 0.5s ease;
5 A, m0 _, g9 n4 T - transition: all 0.5s ease;
' ^9 A+ o' I0 j8 g. K' R - width: 160px;
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- .tooltip-toggle::after {- Z# T. N0 D1 i
- position: absolute;9 E' z. f) k' S @* R( s
- top: -12px;
. d1 u$ `0 h: l0 w5 @# n; I - left: 9px;+ r1 u% p8 x- S/ e U2 X
- border-left: 5px solid transparent;3 N! p" z& O1 {6 d: I3 s
- border-right: 5px solid transparent;+ D2 ^5 q7 A2 \/ v9 z% p, S. v/ W5 v
- border-top: 5px solid #2B222A;. T* t" U. u. V/ M5 h8 B; O
- content: " ";
9 q% R2 }& \( ?3 @$ p" r - font-size: 0;1 o& r" |& p( q I
- line-height: 0;: d- A5 c' O9 Q5 e: \. n
- margin-left: -5px;
( v; H+ u" V; p% _$ c: b - width: 0;4 g4 ^8 f" N( w, _/ I6 m/ J9 O( M
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- .tooltip-toggle::before, .tooltip-toggle::after {
; ^. w, D/ L- _4 { - color: #efefef;2 v+ z, \7 [6 T0 O. x- q& {
- font-family: monospace;
( m) P1 w7 P/ H( S; Z4 \ - font-size: 16px;% l8 N; c" Y4 L4 r( C7 C; q
- opacity: 0;. r( ?% @+ Z' W' \3 E/ a
- pointer-events: none;
3 \) M( S( z% O" d' [ - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( o; T! z- j0 H - opacity: 1;
! D5 K9 T" N& N. \ - -webkit-transition: all 0.75s ease;& | ?/ L, H" o/ }+ v/ R. |' L( U
- transition: all 0.75s ease;6 ~+ M, i, a) f8 H7 d M$ W" s& Z
- }
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">
) t$ p# `' z: D5 e3 z& J - <ul class="nav-items">8 p; w3 C* V. ^/ |$ R0 p5 [
- <!-- Navigation -->
) F' E8 f: u3 z9 ~ - <li class="nav-item"><a href="#">Home</a></li>! ^7 I) b' _4 a0 }
- <li class="nav-item"><a href="#">About</a></li>( c) `- p* j6 ]: D0 M, A$ H5 g
- <li class="nav-item"><a href="#">Contact</a></li>6 i! F& X* D- _4 ?
- <!-- Dropdown menu -->
7 c* P" H- U1 {+ I$ |; _7 O- L- M. ] - <li class="nav-item nav-item-dropdown">7 W: o- `3 ?! C+ c& @; q$ o6 P
- <a class="dropdown-trigger" href="#">Settings</a>9 s# t# J. [8 e
- <ul class="dropdown-menu">7 [8 `* _, w- G( d
- <li class="dropdown-menu-item">
. _$ ]! [% n R3 v" d" u/ V - <a href="#">Dropdown Item 1</a>1 k2 F( H0 D+ s, s3 _: s) L j
- </li>
9 p. m2 u' `( N, j. E- h" R/ e - <li class="dropdown-menu-item">
4 s2 T1 f; I T - <a href="#">Dropdown Item 2</a>/ ]7 b: f& S' ]
- </li>
, a+ A9 F, S- j3 H - <li class="dropdown-menu-item">( ]% C+ u+ g7 ]: [+ P
- <a href="#">Dropdown Item 3</a>* \+ F }" a7 X' B4 |
- </li>
% W+ R/ ^; `8 T+ z$ w. ]; ]( Y - </ul>
6 D# |# F) l @- H% v - </li>
! C" E7 v8 e0 y. H8 Z& { - </ul>1 L8 n6 N- B' r5 ^
- </div>
复制代码对应的CSS代码如下: - .nav-container {
8 U _! K- _. C2 y5 h9 Q - background-color: #fff;& y% {: z2 O5 v9 q' y+ E0 W: E
- border-radius: 4px;
/ r& x$ e, Q; ? n0 H. F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 F+ s" g0 z7 x- Q; }0 q7 T6 A
- padding: 1em;
. r+ L' M' {3 H; W - border: 1px solid #eee;5 e1 X" e- H7 v+ `8 f7 L+ X
- display: block;2 I5 N, x- L- y8 U! ^
- max-width: 400px;
( E8 \+ M3 A3 ^( c T - margin: 0 auto;
( r5 s# a- ~; c( @# Z - text-align: center;
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- li {- q& T! E' d! Y
- list-style: none;9 N) ]" u$ I( F# t2 b g! I
- -webkit-padding-start: 0;
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- a {
5 K& k' I( P* b! D/ J - text-decoration: none;
% C. [& ?: W6 A3 X1 T* E9 w - color: #ED3E44;! v; f6 k3 N3 q+ ?" n
- }
`+ }) A+ z. d2 \* c8 w - .nav-item {
% B6 e @' _1 T - padding: 1em;
/ ? W# K/ p9 y& l% v - display: inline;
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. \5 Z( m1 s# F: n9 J4 p - .nav-item-dropdown {
; c& l4 L0 }9 w1 {. R- n" k - position: relative;
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. F1 {9 w$ l! X5 n - .nav-item-dropdown:hover > .dropdown-menu {
( F$ M/ @ o$ d, q: P - display: block;: W3 O3 ]8 B. ^; R+ N/ X8 a0 }
- opacity: 1;. d! e `# u3 [! { j, w
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- .dropdown-trigger {; D7 _8 |* E, P: b
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
/ ]+ Q0 K1 \( Y8 O4 R2 D: ] - display: block;4 ?( d& \. v! L/ q4 U
- opacity: 1;7 V, H# @ B) K' ]2 n
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- .dropdown-trigger::after {" {6 ?" K$ s) t! S. a l
- content: "›";
( h' o6 D; m5 n8 L! n v r% z/ S! ~ - position: absolute;
, A$ Q) H/ C) C# e" I - color: #ED3E44;+ U& g% V8 f. h& X/ ]/ c6 S9 p
- font-size: 24px;
4 p/ V+ R! u7 A - font-weight: bold;
' \& H9 [ D( n" f8 x5 R - -webkit-transform: rotate(90deg);1 T5 r- A9 b: Z% Q& X) Q
- transform: rotate(90deg);
; [+ U" a" g' G - top: -5px;
# |( [' {, l. a9 a1 D, g" u* z - right: -15px;* S( D4 P+ u1 \! k# D( j
- }
* O6 e( i+ l5 Q! A/ a, f - .dropdown-menu {" s1 J: Y" g, A* z
- background-color: #ED3E44;
- y* `( B/ |% S: O - display: inline-block;
! I% U; P+ @3 [% m) _/ E - text-align: right;
7 Z A+ V4 Y7 X9 f1 J0 d - position: absolute;
4 G( v: p8 P5 ]& X: c - top: 2.5rem;
5 E( e0 U+ b1 I, ~ - right: -10px;2 a) m5 d) ?- r+ N: |; y
- display: none;
+ v( {4 T& ?. i# L# H1 s( b - opacity: 0;4 \* y" U" G0 ~( R
- -webkit-transition: opacity 0.5s ease;
! H& U9 O1 j- S# _) D! E3 |- Z1 u - transition: opacity 0.5s ease;
@0 \( ]7 N/ n/ }: C9 |3 p - width: 160px;2 D$ m* J6 m; h" l( _. v
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- .dropdown-menu a {
+ a- h- p$ D3 u, S7 h - color: #fff;. H" ?1 [( K; c( K! _
- }) H- _; T! x# T
- .dropdown-menu-item {
* R4 E5 {! k; [% p+ B r B5 n( ]. l - cursor: pointer;5 R+ ^* c5 J% H: P
- padding: 1em;
* V }! P5 B% T3 F - text-align: center;9 g- {, B; k8 G9 N! I1 Z+ {1 r
- }0 L5 ~. W7 Z6 R# m" K
- .dropdown-menu-item:hover {0 V3 V- v: ?( r Y
- background-color: #eb272d;9 I& a' m6 ^! @. o9 i" O
- }
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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">9 G* ]8 c3 B# u. [* u6 C
- <!-- Checkbox toggle -->$ v6 n* R" P5 w% }! s1 ^
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 u* S. W* I, _# K0 ]6 O - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 r2 ^' e5 U$ Z
- <!-- Content to toggle from www.mfbuluo.com-->/ d: m r1 m& p7 U! r
- <div role="toggle" class="toggle-content">
) N! M: N; O( t3 R3 d+ I4 } - BA-NA-NA-NA!: A2 O3 j( [- _$ I6 f5 _
- </div>) R5 V6 a& ~5 E
- </div>
复制代码CSS代码内容如下: - .toggle {: z1 t' i( A I! W1 w7 ?
- margin: 0 auto;0 p# G4 f: @4 b
- max-width: 400px;# u, @) c4 ^- Y7 X
- }' P1 C; _- V$ w% g& M) X4 S
- .toggle-label {9 i! |) g& Q5 {+ J- B
- font-size: 16px;
6 I- X2 ^5 o( x- z% | - background: #fff;
0 ^! g i5 j C! e8 C( o - padding: 1em;
" B; w( a0 P' c8 d2 y' G0 A - cursor: pointer;3 D) Y7 U+ \ q7 x- i( X
- display: block;
v# {2 k4 C% O6 o - margin: 0 auto 1em;
: X3 ?3 t; V; t/ ~' G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 L" N3 p8 r7 J& O1 R4 O - border-radius: 4px;
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- .toggle-label:after {
/ g3 \7 R& u$ p3 h - color: #ED3E44;
# B5 b0 [0 u3 i1 Y7 X - content: "+";
f9 p8 F% A6 K+ n5 V+ a - float: right;
L' i8 N1 I- n+ h' p3 r, k0 m - font-weight: bold;3 z( e' Y& ?) S! {- r) G9 ~
- }
5 E9 G) ]; M8 K) b* f: Z! w1 A - .toggle-content {# M. s/ R0 V7 \/ ~8 m; t2 [& E4 ]
- color: #B0B3C2;( c r$ V h3 q' ]- H' i( ^
- font-family: monospace;
" q: j; l& o' j" a3 l/ ^ - font-size: 16px;
4 y+ A# X/ ^- p5 u o - margin-bottom: 1.5em;& \3 M7 e+ `. Z
- padding: 1em;
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- .toggle-input { Q; D( C" K2 F) l
- display: none;
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- .toggle-input:not(checked) ~ .toggle-content {7 H8 n, [* w4 {) k3 y* w
- display: none;
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- .toggle-input:checked ~ .toggle-content {
$ I) W1 H/ q2 Z' J6 K) x - display: block;
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; ~( j, d# S: O - .toggle-input:checked ~ .toggle-label:after {2 I! m/ g( l8 ~ I( x% t, @
- content: "-";7 R8 r, ?& d3 k, n$ `! L# ^! c
- }
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