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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!">" U' p! \4 y0 ?. O8 \
- Label for your tooltip/ J! E. `3 p3 u& o& B8 Z+ w
- </span>
复制代码CSS代码: - .tooltip-toggle {
3 r% w9 F" p, D' H: B3 \$ p! b: B - cursor: pointer;
% f3 @ ]5 F: d2 Z7 M - position: relative;. A. N; @# u1 }& L3 N o
- }% D% e5 R1 v- {& F& e+ d
- .tooltip-toggle svg {& {: d4 l. `- k; Q5 Q2 ^% W
- height: 18px;1 W2 y; \/ o9 h0 v
- width: 18px;6 q- T: D! m/ _2 X7 V! L4 h, x) o/ m
- padding-right: 0.5rem;
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- .tooltip-toggle::before {* h( E( u% }3 ]7 S+ q: d, z& \
- position: absolute;: Q5 n2 {! E& H9 A$ ]$ `
- top: -80px;, A, B! [9 z/ M! E+ ]/ m
- left: -80px;
9 }( d4 L/ b& y# z - background-color: #2B222A;
+ ?$ p- h% Z5 l7 t+ f/ j - border-radius: 5px;
- N7 H8 d' R+ K - color: #fff;
6 C i0 v7 ^& I% F' T/ | - content: attr(data-tooltip);2 ^% e3 S$ B2 }. q* T- R
- padding: 1rem;
0 Y) ^& c7 E6 [; P* u( ^ - text-transform: none;
% c% x* {9 @1 }" A2 S+ L+ W3 C - -webkit-transition: all 0.5s ease;
' n2 t7 d9 C6 P5 q) b* s4 V - transition: all 0.5s ease;
& \* h1 a. c# [' X) h - width: 160px;
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- .tooltip-toggle::after {
& b w- f$ y y. v8 P2 ~ - position: absolute;
2 t6 X# m5 c+ g, Z - top: -12px;6 Z9 L' b# `* g7 F9 a8 `/ b
- left: 9px;
$ d1 V4 J% l' Q8 j- v: f - border-left: 5px solid transparent;+ v( G( M7 U' [
- border-right: 5px solid transparent;
$ R1 O- D1 l3 y( @, q% }& ?$ R - border-top: 5px solid #2B222A;! I0 f1 B" t. T& O) b! y
- content: " ";. \' M0 P8 D3 H: x
- font-size: 0;
# L; Y$ J& \& h - line-height: 0;5 g. Q" z. E: h. k
- margin-left: -5px;
* o) d7 A# Q& t( v; X0 ?" B - width: 0;
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& g. n" n! l; m4 T k7 {$ H1 Z - .tooltip-toggle::before, .tooltip-toggle::after {
! i3 J) l/ D/ l- t5 }2 g3 W - color: #efefef;1 N! s9 V$ O) G' x" ~; S$ B8 U
- font-family: monospace;
2 b( Z- i" ]* {" E - font-size: 16px;. [+ c/ [) b, A
- opacity: 0;8 X) k6 h$ @( s2 U
- pointer-events: none;0 y" R% ~" M. i: j7 e9 n+ R
- text-align: center;1 n P& f S, m9 E* U* b
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( T3 ?% J+ m/ k1 u0 q8 U: H
- opacity: 1;
5 S2 \) v/ }6 I- @. G! B - -webkit-transition: all 0.75s ease;' C$ J x0 a- h1 i4 |
- transition: all 0.75s ease;5 s' I# O& [& c+ H
- }
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">
% B+ S# ` f' N* G - <ul class="nav-items">* Q) L! T' ?9 _! ]0 O+ |
- <!-- Navigation -->
$ _7 x: R; r( m7 s/ x - <li class="nav-item"><a href="#">Home</a></li># s$ ~( Q, K) O2 K; t8 j
- <li class="nav-item"><a href="#">About</a></li>) t6 |+ B* p) s0 e( j+ k
- <li class="nav-item"><a href="#">Contact</a></li>1 o. S; F, E( D, }& E( t
- <!-- Dropdown menu -->! T5 Z! p6 K: i# ^5 ~
- <li class="nav-item nav-item-dropdown">
* t2 e. h' x& ]% ^ - <a class="dropdown-trigger" href="#">Settings</a>
/ h1 y2 U7 i7 k8 L1 S - <ul class="dropdown-menu"># f' M2 l" A4 x7 J! f
- <li class="dropdown-menu-item">
0 m |1 J; C$ S - <a href="#">Dropdown Item 1</a>: Y' x& w3 H7 e
- </li>
+ k( f. U% W- H - <li class="dropdown-menu-item">$ e3 I) `" h: i" v8 k# ~7 ^0 h
- <a href="#">Dropdown Item 2</a>
0 Z5 j9 [3 y7 Y4 L, o r1 O - </li>
" G' B8 d' E" T5 G - <li class="dropdown-menu-item">
8 ^! c9 q5 `3 x5 U# ?4 I - <a href="#">Dropdown Item 3</a> r- k4 g( B/ ^4 D7 o# W+ P
- </li>$ R, j/ T8 n* b
- </ul>
5 }' N# e# A$ x8 x - </li>: F' M0 O/ A# f8 L: e# o/ D( G+ C3 b
- </ul>3 N( E; a& I; f5 i2 M! B! s
- </div>
复制代码对应的CSS代码如下: - .nav-container {1 w4 G9 S' S, Y! |1 |
- background-color: #fff;
- X" j- u+ X; G4 m( a9 s - border-radius: 4px;
! {0 y; t# w% d6 S. \ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ s% m# x( `/ F7 `
- padding: 1em;
7 u% e' b& Y7 L/ ~1 _8 C. N. L2 W s - border: 1px solid #eee;. s/ }; B! |0 @6 Z C
- display: block;+ F' o9 L, D& [ R
- max-width: 400px;
9 f# P/ c5 i7 J$ e - margin: 0 auto;
/ C" d( T. I( d8 G$ a5 h) y" w - text-align: center;
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- li {
5 y) s+ V6 t( {2 k2 [ - list-style: none;- l3 X6 r& B' d* N" ^( x9 C4 H) T
- -webkit-padding-start: 0;
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) [( t2 c* f2 | s7 e1 z( L - a {
4 J, _6 ~0 D* }6 E - text-decoration: none;
& s+ c' }0 A6 _; l - color: #ED3E44;
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. _. y4 j3 g7 I1 ]8 m% | - .nav-item {- V/ Y2 b5 t3 t
- padding: 1em;
+ d x& F& x1 S9 z' U4 d' Z# } - display: inline;
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- .nav-item-dropdown {
2 Z, f5 G, D7 q ]: ^ - position: relative;+ |' v4 O- l; m6 y- L
- }/ E* Q, t; \, ?
- .nav-item-dropdown:hover > .dropdown-menu {7 w0 C& Z! g8 y5 O. \
- display: block;
. J u4 ], D* b2 s2 {! S& t6 [9 B - opacity: 1;1 ]& l' u1 x& O( G! U
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- .dropdown-trigger {
/ S# I! @3 [- |+ c8 z% x4 \ - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
( R: O+ j2 [1 I- o9 A( V7 @3 X; D - display: block;
! N9 |( k7 x x7 g/ ` - opacity: 1;
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- .dropdown-trigger::after {
9 S2 w# ]5 }5 `: s2 B7 C - content: "›";9 j. k2 g1 H0 k, @4 O9 w
- position: absolute;/ J3 c: f6 V7 P% b s- r
- color: #ED3E44;
5 S2 [! `% V% ^; O2 X9 u) h - font-size: 24px;
4 t3 m- S* n; s" H/ U - font-weight: bold;4 G; s* C$ ^: D. r1 C( k) _
- -webkit-transform: rotate(90deg);: x) f! X) q& _8 q
- transform: rotate(90deg);
3 \' i7 [! Y! G - top: -5px;
) N1 p" F, |& \. ^. i0 f. f3 _ - right: -15px;
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' m, V; y: P) H" ?& { - .dropdown-menu {
) ]# [0 d* M9 K5 N - background-color: #ED3E44;
" _' G- {' V4 K8 q0 q - display: inline-block;1 E9 U: P9 e- y; _
- text-align: right;
2 N! R/ S+ g. d3 J - position: absolute;
) z7 Y* l# m. R( D) j0 o$ x - top: 2.5rem;
7 m3 B- i6 S$ Q - right: -10px;
" O: |/ X( n6 H - display: none;
2 J$ X7 @ H# P' k. k& V - opacity: 0;* Z6 P7 u1 C7 p) R# h! b: ]: `; e7 T
- -webkit-transition: opacity 0.5s ease;% v* t! m$ B" J7 `8 u2 g
- transition: opacity 0.5s ease;
$ Z4 B4 ]9 h' q% c - width: 160px;
4 Q9 f! I) H; H. Q5 J% n6 a4 E - }
3 w9 g0 |8 z6 E7 G. X. X - .dropdown-menu a {5 U: u4 w$ _+ n/ e+ q
- color: #fff;
7 _+ E* E7 i+ p3 l - }
" \6 Y/ _; q( V7 y3 F - .dropdown-menu-item {
( [) {& y* q+ n - cursor: pointer;
- a3 M& T$ P8 U$ x" [' D - padding: 1em;- G( v7 @& k' c J% [# o! B
- text-align: center;( ~1 U/ k4 v9 r! i
- }
/ C4 z/ B. k) H& |& t/ K - .dropdown-menu-item:hover {3 |5 d) b- \/ L, F4 A- @. b
- background-color: #eb272d;5 U; V( K) N2 ?% u3 u. w3 N
- }
复制代码 w( d- J0 t: |7 T/ |2 k" y
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 r) v7 L( ?" i; S& u! B, a
- <!-- Checkbox toggle -->
" |3 U& u7 a4 r8 J; u. ~ a - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> w; [5 i) E: c+ K- M6 V
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 c" {/ H4 ]# B6 _ - <!-- Content to toggle from www.mfbuluo.com-->8 G2 {# @9 s* q$ O% Q! \
- <div role="toggle" class="toggle-content">! D& J& T0 q, m) }+ b/ D
- BA-NA-NA-NA!( M/ V4 L6 Q3 I8 ~: s
- </div>; W: ^: Q( J- \1 \3 x
- </div>
复制代码CSS代码内容如下: - .toggle {1 I( P+ C5 z6 y2 t7 u9 m
- margin: 0 auto;
0 M# l/ d% }! y) W) t - max-width: 400px;
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- .toggle-label {
y6 {9 G- `, U7 S. A - font-size: 16px;
. ]# e1 ^: H6 F; Z: R3 \8 e" u, I, Q3 L - background: #fff;: F z4 L. N! d1 j
- padding: 1em;
1 ^- r6 V, Q; t9 {) u, m" f - cursor: pointer;
( h* E1 R, l3 N" D - display: block;
- L7 }2 h4 q' X2 U' x - margin: 0 auto 1em;
& N- g! I/ s0 z# b; ?( X8 f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, [9 l5 `6 k$ D2 |5 d$ J
- border-radius: 4px;
# ]) |8 D' H) M% X6 w3 i - }
. r5 _! w0 z0 E3 e) B - .toggle-label:after {
4 ^) S& p6 j, b9 v - color: #ED3E44;2 _; E3 u( T: d# o! F+ [4 I% V
- content: "+";
! X3 b0 r8 @; O6 N& X - float: right;. Z6 {5 j! {" B1 K5 G
- font-weight: bold;" X: } P y$ [ a$ N
- }+ [1 i! P# l/ V/ S" A
- .toggle-content {
; U+ z- X8 p7 c8 z9 ?- H - color: #B0B3C2;' K l6 a }0 i- x! f t
- font-family: monospace;
5 U' F/ Z. P: i6 A) T% v, Q - font-size: 16px;2 e+ i0 r! f7 O4 y1 O% e/ _
- margin-bottom: 1.5em;: C( I# L7 z6 i, D# g. r
- padding: 1em;( s& r! D# p( X ?+ `/ j- \: d
- }0 A* W$ i4 k! e8 A$ v# I6 x
- .toggle-input {8 W( R4 B+ t, T! J5 o
- display: none;" A* I4 I, \" k% m. p
- }4 e( Z; @2 J" D% K) v0 [
- .toggle-input:not(checked) ~ .toggle-content {1 v4 v0 ?5 z9 u% _" h v
- display: none;% e$ ~5 z) D) X9 X6 l
- }7 I& M5 s3 ]% C; j \& \
- .toggle-input:checked ~ .toggle-content {! [# @# q* s6 o- r: w
- display: block;
: u" w2 Y+ [$ O - }# s" O. i5 l9 ~5 B/ _2 `4 j$ i
- .toggle-input:checked ~ .toggle-label:after {
; z L3 t* E+ X: ?2 `' W4 o+ R - content: "-";
5 y m0 T/ ?% p- l: a, U - }
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