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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 F n: G, e1 ^2 g: r. D - Label for your tooltip
8 B0 I$ I9 H0 P* Y6 [$ f6 L - </span>
复制代码CSS代码: - .tooltip-toggle {+ L( Z$ m' d' u! {" B& |. |, S& ~
- cursor: pointer;2 a1 h9 G/ E+ e1 H5 ~
- position: relative;
8 L6 h8 h/ h$ p5 | - }
0 p9 C( W2 G% ]. c; Q' X9 \' g( _ - .tooltip-toggle svg {
- s3 X; c& H- ]5 A" J1 \ - height: 18px;
( p Q% u' b: H3 s% f$ T4 r; ? - width: 18px;
/ V9 Y+ S/ x# Z) Z - padding-right: 0.5rem;! S& Z% b1 r# Z2 T9 t3 [
- }
6 J' e9 f& _* L0 _ - .tooltip-toggle::before {
0 B* X% D; z3 m8 a4 v! J - position: absolute;" {2 V' F' ? V
- top: -80px;
. `5 D0 u( p+ O& I$ \* W7 b5 L - left: -80px;
4 r9 p1 K+ c }2 L - background-color: #2B222A;
+ f( b/ L5 y6 f) ~ - border-radius: 5px;
$ V/ ]9 x5 x* L# n: n% `7 `: w9 F - color: #fff;
7 v& w# @6 `" x8 q& n - content: attr(data-tooltip);
+ F& w4 c/ i" X2 ? - padding: 1rem;
5 h" K8 ^- T! o$ x" x - text-transform: none;
' _( h$ B% b$ q - -webkit-transition: all 0.5s ease;( f% t& F' n' ~& N3 B* z
- transition: all 0.5s ease;
5 E, v( D4 N( p9 ?" q" N E - width: 160px;3 A* G- S( U* L5 J3 [$ e- t
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- .tooltip-toggle::after {
* H. F/ n% Z5 q& w8 [ - position: absolute;
. F* J' t: L! @5 E2 h { - top: -12px;
( F. H# O* N$ `. X& [ - left: 9px;
# J! [8 o7 F) x; \' f: ? - border-left: 5px solid transparent;
# G8 x$ v7 X) K4 x; V: z - border-right: 5px solid transparent;5 e$ I% i# Z( a8 P- d7 A
- border-top: 5px solid #2B222A;- l% Z( ?9 P. k- U3 ~7 ]
- content: " ";
. x- b% x& Z3 v$ p. E d8 x- t - font-size: 0;
0 r( q4 S9 B$ \! e! k) M h* H - line-height: 0;
- ?1 n& N9 F0 X- h* \) A - margin-left: -5px;
+ v0 D7 g; c' ]" p% h: ^( j" P - width: 0;3 \. l% z, E, w y' Q; w/ y5 c7 {
- }
+ i# l! j) _9 f, o - .tooltip-toggle::before, .tooltip-toggle::after {
4 q9 x4 ]% R: M& H. ` - color: #efefef;+ n) p4 B' q A( s* Q
- font-family: monospace;
4 G5 ?. k h$ z - font-size: 16px; ~$ {6 E9 [+ T0 M) J
- opacity: 0;
2 b) w8 a" R0 n/ v4 T9 X - pointer-events: none;
9 a) M7 u' M. K& e - text-align: center;6 \3 m5 r3 |5 D* V* m8 z# v0 ]
- }
8 l4 K: C0 V* E% ?% o - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 M: ]1 j2 H* b7 K
- opacity: 1;0 M) Q# f# A$ ?3 ] `2 S# D9 x
- -webkit-transition: all 0.75s ease;" Y& d* {6 _/ Q3 h$ `# c7 `5 F4 ~2 H
- 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">
+ {2 D" W3 P" p( U3 y/ i3 ] - <ul class="nav-items">
/ L9 J a& n" ]9 x - <!-- Navigation -->) b5 h2 `; o% Q9 s, h$ n* T8 m Q
- <li class="nav-item"><a href="#">Home</a></li>
' {& F D# a( c9 y2 E0 [ - <li class="nav-item"><a href="#">About</a></li>+ S9 j: v5 ]. t3 f" U
- <li class="nav-item"><a href="#">Contact</a></li> H( Q5 j* h) ?0 y8 r% z( k
- <!-- Dropdown menu -->' L. G3 R6 c; d2 L
- <li class="nav-item nav-item-dropdown">! A8 [9 W. n) W3 `5 U- U
- <a class="dropdown-trigger" href="#">Settings</a>
& Y0 o+ s7 F0 [' g6 ~! ^1 u - <ul class="dropdown-menu">7 `8 Q( H+ l: H- w& J9 p" |
- <li class="dropdown-menu-item">: Z2 Y* e. m/ K8 ^, R
- <a href="#">Dropdown Item 1</a>$ Q( N% y, c- q8 X) W; [- j# M
- </li>
$ Z& i" E: {5 Q: D$ ?+ I5 s3 c9 C - <li class="dropdown-menu-item">% E& W* E* G5 |, x- |, a
- <a href="#">Dropdown Item 2</a>
% @' G; r, I* Q p. C - </li>8 H% a+ `5 s; [
- <li class="dropdown-menu-item">
* B, U! @" _4 |6 L( S - <a href="#">Dropdown Item 3</a>
$ I4 _3 ]7 e' C9 n. X3 F - </li>
& z6 V+ {) k3 M: R" e1 B$ i# p - </ul>! u: }9 A' k6 ~1 M! t* W' F1 l
- </li>
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复制代码对应的CSS代码如下: - .nav-container {# ]) i8 L3 O% ^& M$ Q' Z
- background-color: #fff;( `5 f' z7 f8 k& n
- border-radius: 4px;) u" ?* z+ K1 j: R6 Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; F) {3 B R% \. d3 t/ J ?
- padding: 1em;
! X4 P1 o/ n$ x - border: 1px solid #eee;
) k/ v! ^4 f8 N. \- |; k/ ?, t4 C - display: block;
T" Z" a2 h0 ~. K - max-width: 400px;3 q) ]1 m4 f# n, Z' T7 \
- margin: 0 auto;6 V& B4 B$ X3 }8 c3 Z1 B+ d
- text-align: center;
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- li {
. H1 d5 _9 b, |9 W5 r- K u, C" B - list-style: none;8 R) @. i1 `8 ]. p4 |
- -webkit-padding-start: 0;; y: q# a2 Y& W7 Q& a2 I) f
- }8 W( R4 [' g1 b! `) Z
- a {
5 c. |" |3 }1 D' ] - text-decoration: none;* {3 b, W# F/ f y
- color: #ED3E44;7 C( f) V; h4 I
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- .nav-item {
. j5 K. |6 x+ H. z( h& H - padding: 1em;
6 h U y) @8 Z - display: inline;) s9 Y d/ G0 \, N9 P; y4 C' ?
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- .nav-item-dropdown {3 [- j& Y! o9 Q* Q% ?9 c7 c
- position: relative;
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7 x- g5 M. n+ o; o6 H+ i - .nav-item-dropdown:hover > .dropdown-menu {5 S" n6 C4 e+ x; S" `' ?
- display: block;
- ^4 k6 s4 D7 e8 S- D - opacity: 1;( {5 c$ V2 U; A2 A1 m! O
- }
m" K: |# g J/ T2 W, s - .dropdown-trigger {
, U: h n! K7 ^0 R# l9 g g - position: relative;
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% f q9 ^; Y' E2 v - .dropdown-trigger:focus + .dropdown-menu {4 y9 M# c/ }! ?# K9 {5 H1 F
- display: block;. I$ k/ |9 `) v! F7 b c
- opacity: 1;0 _, y9 ]9 x& J! ?. b
- }
" P; M2 {8 P% X* Q - .dropdown-trigger::after {, E3 h2 T/ b9 Z% O8 q7 O
- content: "›";, j0 L( B; O( H5 t
- position: absolute;" h& e" C2 O7 y" b7 @* U# ]$ r
- color: #ED3E44;' y5 ^' ~) b* v* U
- font-size: 24px;# I9 i/ b6 Q6 {+ l; U7 n# a
- font-weight: bold;. D- [+ f: k( \& U
- -webkit-transform: rotate(90deg);
0 D& H# L h: S( }0 ~, D' H - transform: rotate(90deg);) r7 E3 t8 K. T# D
- top: -5px;
; [! C1 S, G8 J' _ - right: -15px;, A8 K& E( A, K+ |9 M9 Z4 A9 [
- }8 \( u* ]: N9 \
- .dropdown-menu {
% w, Q. b' B! _( {+ [( W4 x! _1 S - background-color: #ED3E44;. d# C" Y5 O8 f0 r1 _. F) l4 c+ r
- display: inline-block;
1 N6 G( Y6 s( y- L- P$ h+ m - text-align: right;
# i7 {# q5 Y A. W3 ]! M5 x - position: absolute;; O& U. R; Q; s# j
- top: 2.5rem;$ C. d% l( B7 r7 r
- right: -10px;
9 m& X- T: r7 E' { - display: none;
1 C& w @6 f' ^% J$ V4 } - opacity: 0;0 t# m+ M! B& Y' N& u
- -webkit-transition: opacity 0.5s ease;
, L9 I7 f8 n* S& Y) ?. P2 x - transition: opacity 0.5s ease;# K+ G7 D' p1 u4 A9 j: r# I4 V+ Q
- width: 160px;
. g0 {' `# n) O* Y6 c - }
5 P4 h6 j0 `5 L1 z m0 e3 Z - .dropdown-menu a {
0 n6 S; N0 i6 X& w* @% [9 f+ j - color: #fff;
8 \& Y1 o% m+ F; P0 X$ S! d2 G# C - }4 o5 G, J9 Z# }: a# e/ T) e
- .dropdown-menu-item {
2 Z4 ]: }0 k( E1 \ - cursor: pointer;
: B: V# T0 g; j* \% ?, b; \ - padding: 1em;2 E3 o; ?, W$ `$ s( r
- text-align: center;
+ D0 `* F! c# Y# I# f$ Z6 D1 b( U - }) |1 L* m/ Z5 S
- .dropdown-menu-item:hover {
- |3 T2 s: _/ s( ~ - background-color: #eb272d;
$ K0 \7 R g4 x5 U# p; f6 k - }
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' I5 p' j @7 J. |. b& b. l( c可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! k* n% t& ~2 P0 t: x
- <!-- Checkbox toggle --> q* q6 F0 d# y, o, e
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- Q4 ~$ E$ A4 d - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> g) H& h# l. S: h" L. n" Q& C
- <!-- Content to toggle from www.mfbuluo.com-->/ K5 \. p0 U3 Q" p9 l
- <div role="toggle" class="toggle-content">
2 i; y0 U4 [4 ^1 H. u$ c - BA-NA-NA-NA!) F: K$ |$ Z) W: x
- </div>8 e% `8 Z3 V# ]" S3 E
- </div>
复制代码CSS代码内容如下: - .toggle {# W) }3 E! K: [
- margin: 0 auto;
' `2 j, L0 N; ]8 s) J - max-width: 400px;/ `8 O- Q+ A* r s
- }& V; r+ u9 t5 Y
- .toggle-label {* z% L% L! \9 M* P# x
- font-size: 16px;
$ t3 E/ h9 J3 a& c2 P4 a - background: #fff;
) j% A1 A! h$ ?" k' f: V& N/ Z - padding: 1em;; V! J' d6 u' C( u
- cursor: pointer;" h% r: p4 Z5 g! b: M$ U5 T: O
- display: block;: P9 v2 n! M3 J6 I; r
- margin: 0 auto 1em;
: Y0 q- y/ Z9 n( u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 ~( X$ J+ \( R! C: p
- border-radius: 4px;
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- .toggle-label:after {6 z* I" g- @2 [8 z6 v
- color: #ED3E44; S" I: c' s: d; N3 p# P3 W
- content: "+";6 {, s n* H# N \" R* ^# D$ P
- float: right;
9 e; T C4 F2 ]$ q - font-weight: bold;
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- .toggle-content { X9 g: S. W: ]( P. S. `3 e. x$ ?
- color: #B0B3C2;
% o9 d2 z0 A+ \% A# ?, ^& v, Q - font-family: monospace;* K- y7 {2 {9 }. N2 r
- font-size: 16px;
0 {* k! l4 L9 v, y2 `; Z5 h% y' b5 a - margin-bottom: 1.5em; A' q2 G+ |3 \; q G$ K
- padding: 1em;4 Q3 G& V' g3 Q1 m v/ A
- }
- t% x: C4 ^$ @$ m - .toggle-input {7 w1 z3 J4 q" J7 @8 \6 H4 H3 x( C! T
- display: none;
' @/ O3 E7 \1 J/ T - }$ U$ S% t% \3 \* B! O& ] Z8 _
- .toggle-input:not(checked) ~ .toggle-content {
9 D9 g0 ~* Y( \" b - display: none;
2 a6 t V+ A7 i - }" d; g" G0 o6 X9 ?7 y
- .toggle-input:checked ~ .toggle-content {+ [8 M$ p9 o( f7 g) `7 l2 H
- display: block;
6 `1 ~5 c9 F' G- {1 t3 _$ y - }( i* P5 k, Z9 g8 _/ l; F1 {
- .toggle-input:checked ~ .toggle-label:after {
( @7 X" K) v0 @/ m6 H9 ?: h& e: r - content: "-";5 P- z K1 z( t0 H0 Z7 |1 b
- }
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