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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!"> G4 K/ L$ b- e* f' Y, A2 }
- Label for your tooltip
: V# ^' k. d# Y; | - </span>
复制代码CSS代码: - .tooltip-toggle {6 U4 G- M9 J& ?& q4 a
- cursor: pointer;
; y @7 g& E$ ^5 \. ~& P- S7 r - position: relative;2 K4 J, I8 a: g/ C) ?) I
- }# Y5 O) r7 Q1 j0 b: x: m Z$ _
- .tooltip-toggle svg {
/ n/ R% Q2 U: b* ] - height: 18px;/ ^' O: n& @" m0 e1 r
- width: 18px;2 o! l6 @! Q* G/ C& C" F
- padding-right: 0.5rem;, ?4 X! L* D- f6 y# Z& Y
- }7 {! i9 l3 y/ z7 {6 H& w/ K
- .tooltip-toggle::before {
" I$ K; f' z0 w6 Z5 E. F+ q4 { - position: absolute;- D# N7 i. l' W
- top: -80px;
- H5 C4 U6 O; ]' Q2 r% @ s - left: -80px;; u- b* R# h3 I
- background-color: #2B222A;- M5 p: S% j# M% S. j
- border-radius: 5px;* I$ S9 S8 z' g. A/ R
- color: #fff;
! V$ O4 E+ o) c; _( J - content: attr(data-tooltip);
* n5 P9 w; e; @" ^( }6 r - padding: 1rem; D& i: E, \) }# f: i) H
- text-transform: none;# O# J1 v9 s# @1 E
- -webkit-transition: all 0.5s ease;
3 w1 t4 U9 v# d6 d* P3 R$ }, L" K - transition: all 0.5s ease;
7 n' v0 B- n5 A1 B3 f8 h - width: 160px;
- m: u( H% K) v+ c - }
3 H5 R4 h+ n4 g) l. Z& M - .tooltip-toggle::after {
% x) t2 ]" a3 x8 o& I - position: absolute;
: S y) _) s1 t' A8 ^ - top: -12px;1 o: a0 e& n6 I3 h" Z$ L0 @! W6 y
- left: 9px;& E/ R4 z$ D& k' r
- border-left: 5px solid transparent;) X* i6 X8 f9 b* z2 _# O
- border-right: 5px solid transparent;
# w. B0 `( \) b* l - border-top: 5px solid #2B222A;
y) F+ F Z4 e3 p - content: " ";1 ?7 u( z' U3 ^6 m& R
- font-size: 0;
9 |/ ~/ a6 l6 M7 B ?% f. N - line-height: 0; r$ O1 I+ |/ n! |# M6 \7 q% x
- margin-left: -5px;
. E/ n" j# y: r7 H) J- K& X - width: 0;8 q$ \* J$ M8 T: r
- }
. P3 b1 j2 c- Z L - .tooltip-toggle::before, .tooltip-toggle::after {
* t1 Y6 e" o2 ?2 n$ p% A( ~ - color: #efefef;
^8 O- ~& J& R6 z! t6 r0 e* g5 N3 ~ - font-family: monospace;
0 ~/ K& `( m# |4 C# [ - font-size: 16px;& E3 V1 [- v+ U6 `
- opacity: 0;( [% h; e8 r+ N$ d8 A% t& S
- pointer-events: none;
+ {2 K% d' y9 z2 _ - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 a' f+ f1 m& z; C
- opacity: 1;. ~* g, S& d4 y& |2 x
- -webkit-transition: all 0.75s ease;
1 K5 B, O: _- D - 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">
7 _) H7 c5 T, W) Q - <ul class="nav-items">
4 T) G4 J- A x - <!-- Navigation -->
) L, M0 h( M( u - <li class="nav-item"><a href="#">Home</a></li>
4 |. g- j d- z - <li class="nav-item"><a href="#">About</a></li>
3 l+ z+ l: ~; ` `( M- a' Q6 g3 v4 S - <li class="nav-item"><a href="#">Contact</a></li>
! q, N. y& I5 [+ M/ p: M - <!-- Dropdown menu -->, H5 l/ @3 N& s1 \
- <li class="nav-item nav-item-dropdown">9 U0 W( J$ K$ r- O7 [+ n+ v
- <a class="dropdown-trigger" href="#">Settings</a>
+ T% l: `$ a9 b2 Z/ p5 _5 x# f7 o" s - <ul class="dropdown-menu">
3 c) f+ |# Z8 P3 h, y8 S- ?# R - <li class="dropdown-menu-item">
3 v( c8 B5 I1 s |& x - <a href="#">Dropdown Item 1</a>
5 Q' R6 n, D: {1 ~) i1 F; J* H - </li>6 c$ s, q3 [7 f# h
- <li class="dropdown-menu-item">2 i8 r6 C0 [! C$ P( |5 p
- <a href="#">Dropdown Item 2</a>
/ K0 f9 q6 u3 h' `/ W - </li>1 O$ e7 l) h. `9 _& [& C
- <li class="dropdown-menu-item">
8 x2 r0 H1 }2 N5 Y; W - <a href="#">Dropdown Item 3</a>) n F/ ~! F z6 `; P* S6 n' `. Y* Y( p
- </li>, @" |3 x. f- Z( _7 _) k
- </ul>
: M8 D. {) {( R$ m. ?, _+ E - </li>+ D0 ]8 }: ]# ]4 Z' W
- </ul>0 X4 f+ ^3 V6 Z! G
- </div>
复制代码对应的CSS代码如下: - .nav-container {
1 w2 G+ d- W& c% w9 P* N - background-color: #fff;4 X! H3 r( F1 b7 P6 Q3 g
- border-radius: 4px;. H B+ n3 L! E5 E& [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# b+ ~: }( r- T/ Z! Y7 U - padding: 1em;
: H+ F, ~" T3 c2 n0 L9 y1 F, W - border: 1px solid #eee;% z' _3 u; q. g8 Z' O
- display: block;
5 ~* t5 j9 Z+ b9 j' Z4 s - max-width: 400px; H7 P2 T/ T }% h; v; u
- margin: 0 auto;
% F+ W$ [7 W9 W; Q0 O# t- a6 } - text-align: center;
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- ul,
`2 w2 S; G) [6 S6 j6 F8 f - li {
' X# }7 t' `3 K9 |# ~6 X - list-style: none;+ |1 g9 E8 W _9 b6 o- } n# I
- -webkit-padding-start: 0;
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- a {
) H% W4 ^7 o- |6 i0 J& W+ U# A8 \ - text-decoration: none;: [" K: n. ~& i7 r
- color: #ED3E44;
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- .nav-item {- x9 {, V8 [8 g2 G9 ?4 [) w0 e/ b
- padding: 1em;
* s* n' |) r0 h7 `. z% A3 _ - display: inline;# M( b' B: n6 I6 l, n
- }
- `0 Y5 t4 {# }9 S% C/ _# q; j B - .nav-item-dropdown {
1 y' W- g* M( o- f- G - position: relative;4 l. X7 D" ^. P" b% ^. \
- }
8 T7 a+ \, }4 o6 m } - .nav-item-dropdown:hover > .dropdown-menu {
0 Q4 v+ E( X- @1 x" }8 \ - display: block;
8 d9 H; R/ n! K n - opacity: 1;
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- .dropdown-trigger {# a$ C1 a) W* V. _7 Y
- position: relative;
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2 [9 g4 s6 n1 L+ L/ h. \, J. N: f - .dropdown-trigger:focus + .dropdown-menu {
% j7 {! \. ]& @7 L* Y) d - display: block;
- D' ]5 R3 v4 \) B# U$ F; A: B% ~' i5 o - opacity: 1;
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- .dropdown-trigger::after {
e7 {; x3 |. W6 _4 _( }- Q( F6 ` - content: "›";0 i. f! S6 r/ \! w
- position: absolute;
" S, _6 s# p# p) Z* f: F. S& d - color: #ED3E44;5 e) U% L: S/ G8 I2 y
- font-size: 24px;' B3 K0 _2 ]% Y, [: U1 a9 f6 s
- font-weight: bold;8 h/ k4 }% B `3 g& x& v& ^/ J& x4 o
- -webkit-transform: rotate(90deg);. g( v9 Y0 L& b' e% ]
- transform: rotate(90deg);
: W7 O0 _4 `2 z1 k - top: -5px; o& c' g* {/ N3 G# f
- right: -15px;4 S! ]# a3 u( z) B2 m' S
- }* }) T" V1 @7 ^
- .dropdown-menu {& S6 r$ v0 L4 P D
- background-color: #ED3E44;# G1 c6 \7 q6 Q9 }. b7 t p3 ]/ ]8 S, d% I9 E
- display: inline-block;
/ C0 c& V1 w8 v+ e4 H2 { - text-align: right;
+ {, s' o, j1 }+ k8 g6 |& q" H& r& W2 y9 T - position: absolute;
0 X& `% j+ k) R8 a - top: 2.5rem;
^1 g$ y" y, ] f. T7 n. o! B - right: -10px;9 |: a+ F) G5 `1 c: a
- display: none;
* U7 ^2 I2 D" i# z# m - opacity: 0;) P- D/ C3 h$ t% C; D3 A
- -webkit-transition: opacity 0.5s ease;
4 Q( a" y P( P& C4 K0 |5 Y - transition: opacity 0.5s ease;
" z( `: ^' H3 a( F - width: 160px;
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- .dropdown-menu a {& S3 z0 s9 f2 U
- color: #fff;
+ s4 {% N$ m' B3 U - }
, C' v5 F t1 M9 j" l - .dropdown-menu-item {6 u$ ]) \9 a+ F
- cursor: pointer;
6 J; H8 \, a9 [9 } - padding: 1em;
- A3 e9 Q) t; S# L# Q+ P - text-align: center;
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- .dropdown-menu-item:hover {
8 z9 ?, V+ b+ p - background-color: #eb272d;
! }9 @& D- {4 E. j - }
复制代码
- `" |+ V1 T% u6 h% ]0 ]0 v$ I可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- f2 Q4 v8 L$ @9 P$ v - <!-- Checkbox toggle -->4 {$ h( p ?: o$ h4 Y1 [ x
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 ~ A' x: |3 Q1 Z7 I4 c7 a" w6 K
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>0 s2 c* P! i. m9 m, x5 k
- <!-- Content to toggle from www.mfbuluo.com-->
2 j" s5 V, Z& y7 v+ ? e - <div role="toggle" class="toggle-content">$ V( B; t8 n3 P: G3 T9 l" w5 c
- BA-NA-NA-NA!5 d. m/ m D: e6 d! z8 Y" w: O
- </div>
4 v) ^/ d2 ^& L" f* P& ^1 f5 Y$ Y - </div>
复制代码CSS代码内容如下: - .toggle {- ^3 c( T6 t! c: a/ j" ]
- margin: 0 auto;
9 N+ v$ G* b% i - max-width: 400px;4 V* A; g; r1 s) _8 }: q
- }
+ V; ^2 o) u" M$ _4 p# w0 Y: d9 c - .toggle-label {/ C/ N/ f% b' W4 d1 m; H' d K
- font-size: 16px;
/ D0 `5 O0 e: ^0 P( b - background: #fff;) a) U* v& c; S7 `% W
- padding: 1em;0 M) Z& }9 k" {" I9 I
- cursor: pointer;( v3 h! C7 f' D4 H
- display: block;7 _$ T* ?% j4 Z, b
- margin: 0 auto 1em;7 a+ f4 C/ i7 I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 w" ~0 L1 h4 R - border-radius: 4px;
~- U9 ~2 r0 V g4 s; R. a5 B - }7 L4 C) Y7 k0 u, s
- .toggle-label:after {8 w& n: ~5 x+ X. ~% B/ _
- color: #ED3E44;
) }6 Z& L1 W/ k' f$ v$ p5 S9 s3 F - content: "+";; o, K) T" k, h" l1 r/ o6 C
- float: right;
; W9 Q- k) t, }5 B7 C" Z9 r - font-weight: bold;" {- t8 |8 T5 w7 P; D% [
- }, r6 c0 U. ~# A; d5 u& m& Z# t2 e9 U
- .toggle-content {6 }6 `; O+ [6 E; [
- color: #B0B3C2;
3 w& H! n. C: A$ a2 [5 l5 ^7 h. q - font-family: monospace;4 t' q; R8 P- \: F
- font-size: 16px;
% i9 G3 K' @" t: s6 x2 Y, J - margin-bottom: 1.5em;0 J% k2 W( c8 J: B6 g: c
- padding: 1em;, r' [- f0 z- ?. L- C2 D
- }2 o5 a I( t% d* \
- .toggle-input {
3 c4 a7 M) |% b - display: none;
$ B9 Q. Q7 B# Z" o9 {1 O - }0 N5 K. Y1 n' ^+ v& ~( |- {
- .toggle-input:not(checked) ~ .toggle-content {' b5 ^' `5 r9 x
- display: none;1 E7 P( P! r+ X
- }
' g7 b( K; F4 S - .toggle-input:checked ~ .toggle-content {
$ Y* ] S$ B+ S% X - display: block;
" F5 B: |0 n" _1 x: C: P - }
X1 H; l5 D) m - .toggle-input:checked ~ .toggle-label:after {
2 R7 N7 g" j5 |8 B6 ` - content: "-";) A# @- w5 G8 s
- }
复制代码
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+ `" J" g7 \( P2 l8 j5 M- O: v
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* g+ b. \& U3 t. n, n0 ]
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