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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!">& C, N2 L3 H' D
- Label for your tooltip) { r4 g% i4 h; h B
- </span>
复制代码CSS代码: - .tooltip-toggle {
- P/ }( T9 Q' s2 b - cursor: pointer;! B) x# P' t4 V
- position: relative;- W7 @" ~( u# f4 h1 L6 N( [
- }! N+ U6 w% ^+ ^+ [" P$ j
- .tooltip-toggle svg {$ F( \ S1 ^! g0 {
- height: 18px;
& M( D1 [9 I6 D- A, Y - width: 18px;
/ G# b2 T: a" P - padding-right: 0.5rem;6 Z" l; d( U5 U2 T
- }7 o* B' G/ z$ X" c3 U
- .tooltip-toggle::before {9 I: S6 X: z7 T+ M, j
- position: absolute;
# H+ _/ s5 S$ e" n a - top: -80px;
6 _$ _+ S- n- I: U% z9 v2 ?, u4 d - left: -80px;
' t9 m: }; a1 |' @ - background-color: #2B222A;. m b! l, {* t& R& x. ]
- border-radius: 5px;
+ E6 \; r% H- L) Y7 ] - color: #fff;( K( M$ m( p* B+ L5 @& N. q( s, z& |) O
- content: attr(data-tooltip);6 o+ B% E' c9 F0 f) x* U
- padding: 1rem;
2 i5 d6 b( {2 r. m% V4 B5 r# ~ - text-transform: none;
1 W" ?0 u9 E. ]; ~+ U - -webkit-transition: all 0.5s ease;6 }& p! ?# j# ^: r. J% K# q9 b1 S
- transition: all 0.5s ease;" c# [% B" V3 Z
- width: 160px;1 D. {- c' |; X7 t% t
- }) E: \" m. X3 ]
- .tooltip-toggle::after {
1 M0 z5 \% {- s) R+ p - position: absolute;
, Q) z; E" n/ [ - top: -12px;
3 }. I- A( s) _' T- k I9 w - left: 9px;
; z* }4 h Q# \" F - border-left: 5px solid transparent;
2 T2 U5 }+ O* |1 r# ^1 _ - border-right: 5px solid transparent;
2 }- t3 l; E) {4 T0 F - border-top: 5px solid #2B222A;
& r7 M2 E9 L3 k% { - content: " ";
' B: i$ B$ `- w - font-size: 0;
( l9 T. l4 ^4 ?7 K% S - line-height: 0;
0 d- R5 {% g: B8 I - margin-left: -5px;/ c& N# h, R. O( ?, d' @7 U' _' M
- width: 0;$ g. ^% u0 [7 t
- }
0 W4 d' s# m. ^4 m) D6 k - .tooltip-toggle::before, .tooltip-toggle::after {7 V: L* g$ R; B: ^$ M2 V4 H& G
- color: #efefef;0 ?) ~' z6 g- v" w5 U8 Y: s
- font-family: monospace;
- `/ y6 l% A8 p2 O - font-size: 16px;
: f! l; H0 S7 {/ W# w. |( C* u - opacity: 0;7 B- G# U6 f& M; Q" [6 f% k
- pointer-events: none;
! o# ?: s5 m7 Y7 J- b% E8 }6 y - text-align: center; f9 ^7 G; n! W& v; O8 b, N) D
- } x, |& l& Z0 X9 u! A+ _
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% _" @- |6 I" y% Y4 ]5 l - opacity: 1;" _, |/ V$ q o0 u, K4 z6 ^
- -webkit-transition: all 0.75s ease;. H+ n4 y* g0 N
- transition: all 0.75s ease;4 [+ ~# C: N0 n ^: h5 {
- }
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/ o/ B% l* v* R0 u1 G/ m - <ul class="nav-items">. h- N; Y& n" I/ T& Z0 Q! C6 _# @
- <!-- Navigation -->
3 }- |5 [' ?& t - <li class="nav-item"><a href="#">Home</a></li>
. f, j0 x1 E/ z, y# R3 z - <li class="nav-item"><a href="#">About</a></li>
" w6 D5 l' |8 H# t2 J% b4 y* O; O - <li class="nav-item"><a href="#">Contact</a></li>
) ]! f4 s. d& G% q$ I' C2 V - <!-- Dropdown menu -->. c0 c6 j+ [9 L) H$ K$ B
- <li class="nav-item nav-item-dropdown">, a5 Y' h8 ~3 {8 B
- <a class="dropdown-trigger" href="#">Settings</a> u0 G- U) A. f) `
- <ul class="dropdown-menu">1 |& ?7 p) b# P
- <li class="dropdown-menu-item">5 i K! K. F( f
- <a href="#">Dropdown Item 1</a>3 ~0 n* p. ?6 y9 }; B4 d
- </li>0 _: X; ^. t# X' E' [( Z# s! c
- <li class="dropdown-menu-item">
7 T# m* ^7 ?# Q7 S7 v" z3 O- y/ Q - <a href="#">Dropdown Item 2</a>
6 l0 z2 P. m; a: R& U5 Q - </li>
3 T2 W9 N" @- V) i% t) {- s: Y - <li class="dropdown-menu-item">
2 {5 {8 F3 M0 f! m8 E - <a href="#">Dropdown Item 3</a>
9 ]; u8 s: u! W% G; \ - </li>8 Z# [$ Q& T: |
- </ul>
% P+ y8 ^: g3 p - </li>
4 S4 h! D" F4 L! ^) z$ U9 J - </ul>
3 \ v" X& |" f& ]5 L - </div>
复制代码对应的CSS代码如下: - .nav-container {
7 C* G) L4 s- U/ d! y: `! _2 Z - background-color: #fff;
. {$ g, w/ d8 {, g* a! J - border-radius: 4px;
3 b/ q& m! ~) n( i+ u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 v, z0 l; C6 k; D) P/ m7 U2 b1 s - padding: 1em;/ `4 v, _% }7 V0 \' [" ]
- border: 1px solid #eee;0 Q) t' ]% L' [. S t0 A
- display: block;* D ^& h" ^% R# o
- max-width: 400px;
s* i2 I# L- m+ ` - margin: 0 auto;
* R6 u8 S( T7 q+ u - text-align: center;
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- ul,
1 n" ?; p" {. T5 c7 r& w$ C5 k - li {
$ f: [1 x: f) I& c& s& ~: O, Q - list-style: none;' W6 ?" z2 F! a) c9 a+ p7 t
- -webkit-padding-start: 0;
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- text-decoration: none;
% J2 I/ G5 m1 d% g9 P - color: #ED3E44;' S) j/ v( U& Q! p/ c* w. {3 \
- }6 H0 B, g( j0 d- p* U
- .nav-item {0 @# s) T# S7 R' K" d: D+ L
- padding: 1em;
( J3 }. X. W+ }1 `/ r- k0 ~2 h7 ^ - display: inline;0 u! g3 |/ H. }% ~3 y
- }, c1 b9 C0 ?5 F( N
- .nav-item-dropdown {
- L6 }9 _/ t/ I0 w1 b9 ?( b" \ - position: relative;4 u) H; `, ^/ {6 [3 A) s
- }: B* |1 C% E f. v+ i v- e
- .nav-item-dropdown:hover > .dropdown-menu {" |2 A7 K' h9 o( S
- display: block;/ F7 a$ F4 i- l( ?, @: x5 y
- opacity: 1;
7 U$ N5 c9 c9 }! N. ] - }
9 [6 `5 ~, `5 ?) h$ X" D - .dropdown-trigger {! F7 r; X& G/ {/ h1 J2 `9 o
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
8 v! n" D7 k a+ x( J - display: block;
+ b: R. M" p# w$ [, s& [* S/ B - opacity: 1;
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- .dropdown-trigger::after {
5 P# _$ e( ~8 H3 Z5 y8 `( J - content: "›";
; @5 e" b9 N( \5 ^ - position: absolute;
' }2 c; S6 q F5 t2 t - color: #ED3E44;7 b# c* ~& u6 H$ i8 w* E# V0 Q
- font-size: 24px;6 E1 U% U$ H+ h( k" \' @4 O
- font-weight: bold;
& N5 {8 D. a! L) K0 O! l. e- E - -webkit-transform: rotate(90deg);
2 T" o! ?# G; W. l - transform: rotate(90deg);
1 D! V1 n( K* w) Y - top: -5px;
0 ^3 k/ u% w$ E- Q/ W9 Q( O - right: -15px;
V* ^0 |7 s/ [- i, j - }
^1 v2 f/ b3 _5 q- C$ W - .dropdown-menu {! r, m' ?0 `- l( @2 v% u
- background-color: #ED3E44;) d* Y; R$ Z2 m3 L2 g. B' j
- display: inline-block;( x8 ]1 ` I% l& S! Q
- text-align: right;* @) g9 l; J& @5 C3 Y% w8 h
- position: absolute;+ J& f( Y6 p/ o" U8 G- _$ |
- top: 2.5rem;
0 h& m- B" O! O) B9 d4 @4 N - right: -10px; n4 U* N5 \ E! S5 R( {
- display: none;) S1 v& w' d l4 n
- opacity: 0;8 y1 ?1 ^- p8 w3 Q% p x
- -webkit-transition: opacity 0.5s ease;
9 U! Q' M. D1 P5 K8 B( d% k* d: w - transition: opacity 0.5s ease;
7 [! p( _* U5 S8 K3 Q& ~ - width: 160px;* p6 b) K# Q( B1 I1 A0 A
- }2 q6 x6 v& }- e# e3 p
- .dropdown-menu a {
# c& B z+ w/ ^1 L( r: t - color: #fff;
7 W2 e1 [& w* L( A& u - }
1 Z+ y4 S( @5 ?9 v6 t" c - .dropdown-menu-item {
0 z! C. _6 z% }; k# I' G' E$ q - cursor: pointer;7 ?/ s# n6 y( Z7 d, F0 Q- ?$ L: m2 A
- padding: 1em;$ P* G E1 k5 r9 J6 c
- text-align: center;) {6 N2 A: S& z5 N
- }4 [0 z" v5 V- ]/ K
- .dropdown-menu-item:hover {" W2 G3 h* g* ` i/ C
- background-color: #eb272d;6 }( c& }3 B; o5 |# X" G5 U
- }
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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">. K8 ^5 ^3 s3 l( l6 S, U" [
- <!-- Checkbox toggle -->
* e. p9 N" K3 c# M" ]" B9 d) z. ` - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 p/ G) v; [8 K1 U
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! r( G/ }7 R/ P) u/ L, y
- <!-- Content to toggle from www.mfbuluo.com-->
! m7 w. |% F4 ~# M2 k - <div role="toggle" class="toggle-content">
7 B8 L, D2 E; ]; a1 | - BA-NA-NA-NA!2 {( I! n- x" ?9 @
- </div>
5 I+ C6 `' \ W$ } - </div>
复制代码CSS代码内容如下: - .toggle {
) k( ~# p4 L+ t5 l, O6 y - margin: 0 auto;& \8 P5 ^ P$ O9 c) E; L5 Y
- max-width: 400px;
+ G% ~) d( g5 F- Z" A7 t% G - }) J1 Q) U, K) \
- .toggle-label {+ Z" k. e* J5 N V' j3 N* F4 \) D1 _
- font-size: 16px;, l$ N7 J! c2 U! B
- background: #fff;7 ]# ~" C4 p P& C6 T; @
- padding: 1em;! l& v/ @0 \- I
- cursor: pointer;
8 z+ Z" l1 e8 y) I+ _ - display: block; g* @ k- G* D# x! |
- margin: 0 auto 1em;
( X/ E3 `0 l3 j' ~4 I* u c - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ o! m; q# j/ P
- border-radius: 4px;2 P8 H6 e, W! I1 R& Z# H
- }5 p( I+ @/ j" C h2 V5 T
- .toggle-label:after {
! i/ G8 Z- Y4 \' I/ W; o1 r - color: #ED3E44;
6 j2 e5 s8 q# f% ^% X+ H - content: "+";
: f! {9 [0 R# l! }# K - float: right;) p( E% v* {0 ~& ~1 z4 c
- font-weight: bold;" j+ a) _" _" O6 p2 ]) ~
- }
7 G; g" O/ }( L. W4 f* ]4 e - .toggle-content {
- } O% B8 B# v& e+ |2 l1 c - color: #B0B3C2;. `3 _4 T9 Z6 U4 X( {
- font-family: monospace;$ ?" N9 }5 H: I2 u+ g5 n2 T3 l
- font-size: 16px;
. K3 ]- W; ?: e1 _ - margin-bottom: 1.5em;$ A4 H' Z- ^7 Q6 E9 `- [
- padding: 1em;. I% M+ Q$ r; h* O' f c# D
- }
& k8 U1 k9 r( ^7 p4 p - .toggle-input {
: R1 S2 _5 j: ^/ H6 j: x2 v - display: none;, l0 o* @/ q0 H1 W+ n8 C
- }
$ c% c3 \) O3 e' N - .toggle-input:not(checked) ~ .toggle-content {
+ @- V7 N: F1 {. r - display: none;
: _$ |" ?: h0 h! Z& y0 F9 _. _6 \ - }- A+ ]4 ^$ \# ^
- .toggle-input:checked ~ .toggle-content {
2 {4 p$ r m! c1 o( G" h) E9 F' q - display: block;, B* s/ ~, B- E- p% h, X8 C
- }( W7 m% [9 x4 q' J b1 l7 \( _
- .toggle-input:checked ~ .toggle-label:after {' z: t) Y! x/ c! s) _7 J
- content: "-";
5 y+ v& J7 y& s, J - }
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