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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 L" g$ p8 P! o' l
- Label for your tooltip
) r- [& u) h5 J3 i# }5 m( z - </span>
复制代码CSS代码: - .tooltip-toggle { P. W' J# z" C0 p
- cursor: pointer;" N' @/ p- l1 e D# f
- position: relative;
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- .tooltip-toggle svg {: S: W2 N5 ? ?) o, j
- height: 18px;) c) a1 i( w3 m( J ?+ C
- width: 18px;! V' m. f2 v+ b6 A0 U
- padding-right: 0.5rem;
2 O6 E. E t/ {6 b- P5 @) c8 @ - }
! x" \) t' b% }& v* ^7 t - .tooltip-toggle::before {
) S# c% I. {# v, K y - position: absolute;
( D' S2 l; V B: K7 } - top: -80px;
: _; D) l- p7 u6 y( l1 `+ r" i% @ - left: -80px; G/ k4 Y& e; h3 X- n
- background-color: #2B222A;
7 {4 ]% e! ]: \6 U) _ D6 r - border-radius: 5px;
2 j: K; U8 p. p: O% ^$ E" I3 ?: B( y - color: #fff;
" N; l) l. Z$ y1 P" s7 f3 Z - content: attr(data-tooltip);7 }) S, |) o8 `1 J
- padding: 1rem;
1 h8 Y( }" p1 e9 C - text-transform: none;
( p$ I" n' l1 n3 ?' D - -webkit-transition: all 0.5s ease;0 N1 y. d3 w! K# D0 ]
- transition: all 0.5s ease;; O _. a8 X4 q: i {
- width: 160px;9 o) J% }2 f4 P* y1 g* C
- }
( w2 x5 x$ o8 e2 W - .tooltip-toggle::after {) G6 y# p" j- E; V7 B' F: `8 V# F+ s
- position: absolute;/ C- y6 E3 j2 c
- top: -12px; |) k! W( n1 q+ a
- left: 9px;9 H( O1 V- O& f2 Q e$ H* g; ?$ o
- border-left: 5px solid transparent;
0 ~9 [( G: h1 L6 ~. Y - border-right: 5px solid transparent;4 b- p0 R9 C( }8 O9 w5 P: _0 V' I
- border-top: 5px solid #2B222A;" \ M' \+ k; J7 m8 z
- content: " ";8 m/ D: `( q1 Z
- font-size: 0;
& w$ v: ~( O4 V( D9 R" J; C5 {) t - line-height: 0;
3 S) ^; X5 w0 H1 b$ ^ - margin-left: -5px;* s0 d) z# F: w& J4 ~, v
- width: 0;
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: y% A# T! l. A0 Y - .tooltip-toggle::before, .tooltip-toggle::after {! X6 s$ Q" X8 B) g/ m; `6 r, W
- color: #efefef;
$ w- A* G% n' K" U0 d) o+ z( v - font-family: monospace;+ }# K4 N& ^3 B1 h6 q7 S1 s
- font-size: 16px;6 R) a2 n( `9 [% z3 }! v/ f6 E. C
- opacity: 0;
$ l8 y# D. e0 f - pointer-events: none;
' y5 S% |9 ?5 L# D' R - text-align: center;. Y+ e- D0 \ \& P
- }
7 d& Q, O) e& O C# V; l; [2 T: h; P& m - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
G' G+ g7 F3 R- U! K - opacity: 1;- s4 W) h7 V0 J( o2 U& j/ w# h
- -webkit-transition: all 0.75s ease;- F$ H6 i4 ^ l m2 u# s. |
- 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">
* X" c; N5 v! A- a) t) [" J. z9 ~ - <ul class="nav-items">1 y( O2 h% U8 J6 d7 d: P8 _
- <!-- Navigation -->1 L! M# E4 k( N6 s9 P
- <li class="nav-item"><a href="#">Home</a></li>+ c0 e' \8 s' q; T; {8 ^
- <li class="nav-item"><a href="#">About</a></li>/ L1 f8 \& S$ Q! k) I4 w
- <li class="nav-item"><a href="#">Contact</a></li>
' u, H5 V( p. K# e" P1 }- ~ - <!-- Dropdown menu -->
7 j% H7 f3 C$ `. S/ [2 O - <li class="nav-item nav-item-dropdown">
0 y5 k0 A# w2 J; P3 B - <a class="dropdown-trigger" href="#">Settings</a>- S+ n; B- w7 e' g% R$ U
- <ul class="dropdown-menu">( \7 t3 h5 F$ K% q' t7 }
- <li class="dropdown-menu-item">
0 z x' e8 E2 `3 a( N! O - <a href="#">Dropdown Item 1</a>
. _" B) L Z( V5 M9 e I - </li>
( G$ o, A& _" \* c# _: N. t3 l - <li class="dropdown-menu-item">
! y; b, D$ y- ~/ e* @4 Z - <a href="#">Dropdown Item 2</a>" p$ @0 G/ S R$ Z" y% v
- </li>4 F3 t* W8 z. @5 H3 S3 x# ^
- <li class="dropdown-menu-item">
; B' i, z3 E* B' u& L' _* T - <a href="#">Dropdown Item 3</a>* B3 u( x1 q* p" z0 F
- </li>
8 F: M+ [2 U/ F - </ul>: _. D I9 o$ \
- </li>
0 y7 c# y4 C+ | - </ul>
! z- G% i- Y& ` v6 } - </div>
复制代码对应的CSS代码如下: - .nav-container {
1 Q5 p- T. B8 W& q% L) ^2 \, W - background-color: #fff;
1 Z- I* n: H, W3 B% c2 H1 p - border-radius: 4px;
4 U2 e; N# Z& R- B - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ k C! }( X! ]5 g0 ^6 | \
- padding: 1em;0 r% U4 S3 f+ H# h3 a5 F5 L$ t1 z3 c
- border: 1px solid #eee;
2 R; J4 v; ~, S4 G" E9 k8 [ - display: block;% y0 h$ {' C" y- @+ A) h6 H
- max-width: 400px;0 U. e" s) _; z4 X6 \" a2 B0 I2 X9 F+ L; f
- margin: 0 auto;$ l' W2 S# N- v& ?! h; I# K
- text-align: center;
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- ul," E& F( l/ o$ ?& I0 _) i
- li {
7 N. k* I" Z6 e" n - list-style: none;
& R4 [8 M( a0 h. D- j% G: [" C9 p - -webkit-padding-start: 0;% D ]% M8 ]$ y) f; F' R3 N
- }( g, K# x2 I! a* I" N) v
- a {
! A. I4 K% _& z - text-decoration: none;
0 R, h9 y0 E/ G3 l. l6 H - color: #ED3E44;4 H- r0 O2 u! ^$ ~+ N7 M
- }
7 G' Y" B+ C) V6 ` - .nav-item {/ h2 P, L: |( I
- padding: 1em;
9 m! F8 r3 ~' B8 [ - display: inline;
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- .nav-item-dropdown { v( D( J$ k# T1 ?- e$ C
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {! k7 F5 ]& d# \( c: v+ M9 U
- display: block;0 k, e9 m E# Y/ k. K" Q
- opacity: 1;
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4 u: t8 b& W" Y - .dropdown-trigger {. U) o+ z4 k* m
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {5 F- e0 x: S4 p; }# G8 Y5 z
- display: block;, X" Z8 t6 g+ _& r* _ N8 T6 u
- opacity: 1;
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- .dropdown-trigger::after {! ]8 A* f0 w* ^( ]2 B4 w
- content: "›";8 ]1 x% }' X8 h, C3 M+ ~) Y/ ]+ S
- position: absolute;
/ j- }0 |4 J! R6 E, G - color: #ED3E44;
9 @: E' [ h8 u4 g - font-size: 24px; k: H/ b3 o u1 d ^
- font-weight: bold;
7 U. g4 [8 H- w8 {3 J - -webkit-transform: rotate(90deg);
; B9 Z: K) d! r& y" b' ~ - transform: rotate(90deg);6 o+ Y' v: @) l5 ~7 }/ g+ S
- top: -5px;
3 o2 }6 H- w. h) b6 D - right: -15px;
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- `% v7 q# w7 {$ I - .dropdown-menu {
7 | s: g, g& {5 |" H6 C - background-color: #ED3E44;
5 r# X! _/ {/ Z3 P4 u) u, A2 b( H - display: inline-block;
8 T5 L+ U9 ^' G. M - text-align: right;
7 s& T2 P6 H) I2 x - position: absolute;" p% W6 t) p& I$ i& [
- top: 2.5rem;
3 |- `" t) ~( F" i, q9 F; n - right: -10px;5 ~$ |5 ^1 q% H I
- display: none;
5 ^3 e' S+ J: K7 n - opacity: 0;
0 c* e; x5 i q( l0 @5 n" V9 U! k - -webkit-transition: opacity 0.5s ease;
. m4 g1 z" A/ C5 i& m# @ - transition: opacity 0.5s ease;
# P4 ~" X6 f) }' _( z5 C/ x$ \ - width: 160px;! p4 p, |6 E* @4 b
- }
% [' z3 V- L& r0 P4 n - .dropdown-menu a {
9 p p4 E7 p( I: q- ?! D2 F! \ - color: #fff;
- R D! M0 {/ o# v! Q2 x* ~3 o. { - }
: r+ b( n9 _) \! e8 [4 B - .dropdown-menu-item {
1 R; {7 p" N$ v; q( t- W- K4 n: _ - cursor: pointer;3 n* }# o. N y( O$ n8 P; ~& _# e
- padding: 1em;
, _- y, d" ~" K0 Z7 ]+ U8 p! w+ P - text-align: center;: N; _, l( F0 y: O* l. C, R3 D
- }
: l I5 {& K, z. x6 v - .dropdown-menu-item:hover {5 U4 K# k7 m5 V# K4 e
- background-color: #eb272d;1 \. g! K& @& @0 d. @ A
- }
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* K# y) U; ?9 A* N' `可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
0 g1 b% m& |( q$ Z - <!-- Checkbox toggle -->
4 l" Y* u0 M8 ?4 Z4 Q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 E% b( r T: \, R6 q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 i* s% t5 O/ s2 p$ N; e1 i - <!-- Content to toggle from www.mfbuluo.com-->2 p1 c7 } L% ]) ~( o. G
- <div role="toggle" class="toggle-content">* F$ t1 W2 c7 ?- }8 [
- BA-NA-NA-NA!
" f6 a5 |8 X! P0 z1 p - </div>
) I" v3 ]* Y+ x4 l# _4 R - </div>
复制代码CSS代码内容如下: - .toggle {, c1 w9 v8 c# c; A# l, i# Z: B$ ^
- margin: 0 auto;- p' W" I, O8 k, `" f; Q
- max-width: 400px;
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- .toggle-label {* k, V r- W' o# Z1 c
- font-size: 16px;
2 L4 y! t- [ Q: H- `( g6 {4 u/ P) [ - background: #fff;
4 b8 G6 h: u: f/ m - padding: 1em;
- M7 ~: ]$ u6 `- W4 \3 o$ V4 q - cursor: pointer;
+ a" X" D: o) g1 N3 p - display: block;
+ a3 X- H7 p0 J2 e# M - margin: 0 auto 1em;
' B( m H4 q7 x3 j: x; B - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 q$ i P( j+ z0 w, U' l/ g
- border-radius: 4px;/ m. U' P0 I1 ?, P, q
- }( p0 K# k' D d
- .toggle-label:after {
: O3 H6 U8 m% y; _& w8 J- | - color: #ED3E44;
2 Q* M% q0 P5 _. A' j - content: "+";
8 W% X8 T# ^4 ^8 k- D+ F - float: right;3 x& k8 v" @! X: t7 A/ d
- font-weight: bold;+ h, M: ]- {3 c' I+ h0 _& `3 Z
- }8 `4 P; G% S& o6 E$ h$ {
- .toggle-content {
- o: n5 ?9 S+ P0 U# S! ~. y( Z( ` - color: #B0B3C2;9 G" U) e6 A; E d6 [+ C
- font-family: monospace;
. P: q( r6 x2 D9 ]9 c3 q/ X7 m - font-size: 16px;. q4 `% H: i0 g3 m
- margin-bottom: 1.5em;5 f( B9 W: F* k) R' B4 l( R
- padding: 1em;7 E$ H. @" H5 D: `
- }
0 }$ q4 H& z R+ X7 q' I - .toggle-input {6 V4 {0 H* H" u" o1 ~, d
- display: none;* Z( s# [# g# @1 \$ N/ P9 q% p+ g
- }
7 W2 y0 u( F' O! v+ [ - .toggle-input:not(checked) ~ .toggle-content {
0 A# y& w: G6 \0 E - display: none;# q ]* c! X( s8 A" ?) s: f
- }# F4 g D6 A: M
- .toggle-input:checked ~ .toggle-content {
5 N3 d) S7 y8 ]' ?" S8 { - display: block;
% F8 Z4 Y5 c' ]# V( h - }
" f% w' Q2 ~# C* F% b# a - .toggle-input:checked ~ .toggle-label:after {
( L ?7 g6 a/ Z1 n1 M* m. z# H; J - content: "-";# ^3 H3 v9 v# X7 }2 q0 ]
- }
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+ G' z" {9 I3 T4 B; ?/ }
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