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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!">, P. n+ b: U1 J" ~0 k4 ~* S
- Label for your tooltip
5 }8 g& [- i2 ^ - </span>
复制代码CSS代码: - .tooltip-toggle {( b2 ?6 i5 E* W& d
- cursor: pointer;, o% n0 T/ |9 L% j/ L
- position: relative;$ i2 o! E* X, X/ G: e7 i
- } d& s1 o% p+ ?) s4 P1 _1 a
- .tooltip-toggle svg {: [( l7 D3 G1 z3 ?+ X
- height: 18px;
! X* O3 U4 j4 X& q j# J- n& r! `+ k - width: 18px;: ~9 d3 _* n2 Q/ j6 g; y
- padding-right: 0.5rem;: c5 Y- J. N1 M8 a) E2 v7 q
- }
4 T/ d8 Y W4 G& f. Q2 `( u! q - .tooltip-toggle::before {
6 e0 v, K# K, e. F8 F0 K) C - position: absolute;1 X! `3 X$ Q y, ?
- top: -80px;' ?% _+ ~, w" |. ]
- left: -80px;8 S# E9 {+ c8 S% x" ^
- background-color: #2B222A;2 M5 o. k" i7 K+ L. x! v2 X. ~
- border-radius: 5px;
2 t: G' v: E% X3 s - color: #fff;
0 J% ~9 J, p# o) C7 ] - content: attr(data-tooltip);5 P; G! D) [8 _1 H. h5 C6 n3 {
- padding: 1rem;
# X) r0 C: \$ a }- ~8 s - text-transform: none; V; g/ r6 K' k s0 X
- -webkit-transition: all 0.5s ease;
* {$ t5 O* L# o/ ^/ y/ Q& V) V. \ - transition: all 0.5s ease;
% G, L4 h3 F s% S" |3 o C. i - width: 160px;0 h" ]* `+ r: j4 F1 ?9 e% k
- }/ v" f# b: ?) ~
- .tooltip-toggle::after {
# C: v2 c4 Y5 k. Q3 h- h' ~" h - position: absolute;: S* k& m0 J, s+ z! J; p ?
- top: -12px;
2 p! Q% ]& j) B0 k' ^ - left: 9px;
% L! V# M0 c2 [! y - border-left: 5px solid transparent;6 R! r8 e* Z. e" Y# B- P7 b" t3 ?
- border-right: 5px solid transparent;( f; e( O7 T5 s3 I3 O
- border-top: 5px solid #2B222A;6 N- I9 M0 S$ t8 C. x
- content: " ";
# X7 G9 v% V4 k. G/ n% N; K - font-size: 0;& @) f' ^- S* g) u3 h5 B
- line-height: 0;
; ]/ J) F# i4 s+ {7 N) l+ W - margin-left: -5px;, {# z. D+ F+ p0 b7 n
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {! h1 Z k/ H1 n- x
- color: #efefef;. S- W- M/ {5 ~
- font-family: monospace;" {2 g8 W* D \0 g) h) X) l0 r- @$ i
- font-size: 16px;
1 P% V, I1 p" M2 Z - opacity: 0;+ D: c$ ^$ }5 J' C. J
- pointer-events: none;; s! N! K" m% _4 J
- text-align: center;
% A1 H3 A" s& B m - }/ o4 a- s- ~! w" {
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* s v$ ?! t. T5 l: x, N- E - opacity: 1;
) a, u. p" o7 X$ Z - -webkit-transition: all 0.75s ease;
+ w" O8 I$ ~0 ~ z* {8 q - transition: all 0.75s ease;5 j+ M- C4 D1 P
- }
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">' V3 u8 e" D. z" ?0 H/ `& s) E
- <ul class="nav-items"># M2 D3 x) ~! h4 e
- <!-- Navigation -->
" w6 l2 I2 ^, ] - <li class="nav-item"><a href="#">Home</a></li>
+ }9 K8 _' _6 q5 k - <li class="nav-item"><a href="#">About</a></li>: S2 O" `( z* U4 j6 e6 B9 o+ ^3 P
- <li class="nav-item"><a href="#">Contact</a></li> q* A! u& h$ H# z! ?8 e# V+ B
- <!-- Dropdown menu -->% {2 N1 M* d% l2 D2 Q7 x$ S
- <li class="nav-item nav-item-dropdown">
D/ Q9 s4 [ @8 F; B g4 N( C - <a class="dropdown-trigger" href="#">Settings</a>
4 Z3 k5 U1 l) L$ B - <ul class="dropdown-menu">) N1 a1 E/ j4 u
- <li class="dropdown-menu-item">% w2 f9 n3 Q6 F% l2 e
- <a href="#">Dropdown Item 1</a>/ K# _& D* ~9 k3 ^
- </li>
$ H# |' f% x/ j5 G% O/ d - <li class="dropdown-menu-item">2 V1 X! G* p* L% [3 B
- <a href="#">Dropdown Item 2</a>
, Z7 o. _& F( a - </li>! a2 C' y$ |5 ^' a8 s% B5 r6 Y
- <li class="dropdown-menu-item">6 _& L6 U/ ^* B3 p
- <a href="#">Dropdown Item 3</a>6 O/ M+ M. m9 K- E, V5 F
- </li># M$ Z/ l7 H" y9 l$ k- o
- </ul>5 Y6 j: [! E) _: J* f* i5 H+ A* J
- </li>; D- x6 q1 @; M, h% Z1 I1 q
- </ul>
: u7 H0 W. Z0 ?8 W - </div>
复制代码对应的CSS代码如下: - .nav-container {
0 N5 @* B% \2 C( c5 l - background-color: #fff;
9 ?# K4 }+ ^5 d/ K - border-radius: 4px;1 S9 W4 ?3 I9 u& l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 m2 D# z7 A0 {: Q; C
- padding: 1em;* C+ x- H" D9 I `
- border: 1px solid #eee;
; w+ ~4 z. \1 M, p - display: block;0 a3 H$ I8 M- |. l6 | a+ d
- max-width: 400px;2 U7 `. d$ O! b, o, Y
- margin: 0 auto;, B2 U0 n( @; n C! X
- text-align: center;
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- ul,
1 u$ b/ g) K" n - li {3 r( M/ n6 e* S8 D
- list-style: none;6 c& f) L0 @) v" @8 U6 ]
- -webkit-padding-start: 0;6 a6 O3 W) z0 ]7 y$ t% g1 o2 M u
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- a {9 T8 Q6 ?" B: @- w) I
- text-decoration: none;
$ G- d8 T& n+ @ - color: #ED3E44;2 D, z4 e _* L5 F9 b
- }
" N/ l; F' W+ a4 F - .nav-item {3 r$ J8 t" _/ q4 E2 [" W
- padding: 1em;5 @6 S: G2 C$ z# q$ Y7 k/ l1 ?' D' C
- display: inline;* Z" U3 q8 ~# ?4 j! y1 L5 i+ F
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- .nav-item-dropdown {1 C# F( I2 _. I. ~9 c* z$ j5 W3 t. }
- position: relative;8 d. W f- J+ C) c
- }
/ W$ `6 s& x i' ^2 K Q- z - .nav-item-dropdown:hover > .dropdown-menu {, b ~- q7 w2 s
- display: block;
8 n( e5 U0 Q7 n9 P5 ~/ Z$ q - opacity: 1;
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- .dropdown-trigger {+ q, h+ Z0 \* W4 |
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {3 O$ G% Y# h% v2 k- G; N; a
- display: block;6 b( Z; L* ^7 R
- opacity: 1;
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- .dropdown-trigger::after {
! l' q/ o7 g" f" p - content: "›";
( B- s/ k8 N# L1 o& ~& B - position: absolute;! f5 s/ g- ]3 K& F# u
- color: #ED3E44;- W4 e) {1 v, z% r2 P
- font-size: 24px;4 J+ ~6 @ Z5 ] l1 m% b6 i- k
- font-weight: bold;
( v2 a. x: h# u* b/ [- T9 e - -webkit-transform: rotate(90deg);
' H3 O* ]; Z4 W6 d! R/ A8 P - transform: rotate(90deg);7 l6 `/ S# g) \# j. u1 {
- top: -5px;) R% G% F+ w- E+ \' t
- right: -15px;: N$ j" g, _# u4 a0 V+ T1 B
- }
% H9 d' U3 y) P9 z9 ^ - .dropdown-menu {+ t) n4 U# O8 Z$ @( U% K2 {
- background-color: #ED3E44;6 P" L" m" p' ?* E) Y8 C& U
- display: inline-block;# B2 x$ @- w" f1 F
- text-align: right;
, R- z! E g- s* W, M9 b - position: absolute;7 O7 I6 Z5 \6 E; j: s! S- o
- top: 2.5rem;
/ b$ U1 y, D* y4 ?$ D( L5 L' E - right: -10px;
- H1 K/ x- }( K. {# t- y - display: none;
9 E3 `! d9 j" v! J/ X - opacity: 0;0 Z2 \! h( h) B4 _
- -webkit-transition: opacity 0.5s ease;# I2 E1 J" t& J0 Q! Q; |
- transition: opacity 0.5s ease;
: J: Q. [( w- x' ?8 @: F8 x - width: 160px;
Y* j4 n: ~- p$ L- _, e - }
1 A8 G' X. T, \8 K4 [- I9 l0 ^, X - .dropdown-menu a {
& _* L2 |3 j. B: G: q+ E - color: #fff; t. C L' ^& K& q. H
- }
: D* W# [$ b0 O' Q, F - .dropdown-menu-item {
y+ G; p v j* F. u1 p P/ D1 Y3 R - cursor: pointer;& \5 V5 m5 s. v4 W: R
- padding: 1em;$ @; ?4 O$ m+ z: U
- text-align: center;. X5 E5 w3 W- S7 u6 j3 { m& N
- }+ E" A% d; N$ m8 B" y( Y# j; r/ k8 R# X$ d/ q
- .dropdown-menu-item:hover {5 A* }: D% a7 {& v" Z# d- V
- background-color: #eb272d;7 F' ?5 o8 c- E% @6 f/ @
- }
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1 \4 a# f) n) o7 O可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 I9 }9 j0 D7 X* j1 f3 Q+ Z8 Y, ?
- <!-- Checkbox toggle -->
' P5 {! v4 Q, K2 v0 Y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* M% { B% y `& P5 M j - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' K+ u4 v2 b( {- w( _: d" Q
- <!-- Content to toggle from www.mfbuluo.com-->0 r, H, Y' X) `/ y5 Y( W
- <div role="toggle" class="toggle-content">8 H! w1 y2 n' I7 [3 Y
- BA-NA-NA-NA!
; G$ J7 N% y' ~; f0 y9 `7 H } - </div>4 o; x5 C: c0 w; p: E) F1 G
- </div>
复制代码CSS代码内容如下: - .toggle {) N1 {5 @+ v E( a8 Z2 Q
- margin: 0 auto;
/ L7 y# t$ o: z% L- l- W - max-width: 400px;
& \9 G& H L$ x4 }/ V6 j - }
6 Y! C" `+ W8 K* h6 K1 w7 d - .toggle-label {
, [8 s+ j. M8 w" h+ }! B: D - font-size: 16px;
2 g0 g# L" ]1 _6 r6 O# R - background: #fff;
6 w. e; q; S- s5 c3 f9 H - padding: 1em;
; u* c# l" c4 H8 t. Y a5 o( F - cursor: pointer;
# |" Y. l8 r# W5 c - display: block;
- |( K. M3 i3 ]$ _4 y" n x: l - margin: 0 auto 1em;" R2 P2 ?- l H# U$ C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 C! \# {# j" d$ `" T - border-radius: 4px;
: e: I3 B. k3 H9 Q8 |' c0 }. q/ A2 S2 r - }
! d9 S* t# D$ a8 |) r c3 G - .toggle-label:after {. W4 f" s& e3 O: q) }+ R
- color: #ED3E44;1 [& W0 f. d4 d6 F
- content: "+";- z$ u; ~7 j( ?% o2 X7 a6 }9 H7 c
- float: right;! X2 h4 u) p0 _" K p. w
- font-weight: bold;
% c" m- c: a$ W# \ - }
8 z- o! V0 G0 L; H; y' o5 ? - .toggle-content {8 O/ ^& ?. Y8 E
- color: #B0B3C2;: j. Y. @9 k4 m* V. }
- font-family: monospace;* X* K* u: W, f! ]& @) T/ Y
- font-size: 16px;8 l7 U. i) S# R- M G
- margin-bottom: 1.5em;5 T' f9 g: U5 X1 a3 i5 Z& m& E
- padding: 1em;
) {- c% n B% n1 m - }$ I: ]* E5 F7 D4 V, D" O1 T; q
- .toggle-input {
% D* ]6 Z/ d2 P1 J" b$ T - display: none;
7 O* n* s7 j" j5 h. Z - }
5 T8 p `, S; C - .toggle-input:not(checked) ~ .toggle-content {
6 N; @) G% O1 x6 O5 ? - display: none;9 m) Q( ~& N1 Y1 c8 c
- }6 x' D Y: |& Y0 Q- |7 F7 ? d
- .toggle-input:checked ~ .toggle-content { J+ c) M1 V1 J% x/ Q
- display: block;. B, ~7 G& W5 C. W) ~0 \* G* g
- }5 N; r8 c* p Q. K
- .toggle-input:checked ~ .toggle-label:after {
/ l1 b- _+ {+ t _& L - content: "-";
( ~5 I' `: o8 N9 ^7 ] - }
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