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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!">
/ Y& z; _2 f; K d - Label for your tooltip
) B/ S8 A+ M9 o: f; ^ - </span>
复制代码CSS代码: - .tooltip-toggle {
; ^, w' h" \- [* s7 v9 S - cursor: pointer;; ^, m; a. ~' J" z& D
- position: relative;
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9 N% A: N$ ~% R- z( a - .tooltip-toggle svg {; Z4 k# o: I0 S
- height: 18px;
1 u8 I0 K' V- a- i - width: 18px;
; G; m- I; L0 I% m: W" } - padding-right: 0.5rem;; l2 Z3 N/ u$ u4 P
- }' [+ p4 e& k4 t! A3 i! o
- .tooltip-toggle::before {+ s9 Q# V* O8 e M
- position: absolute;
2 \% k0 N( T6 \& B2 I7 r8 Y - top: -80px;
8 [- K" l1 n# Z k" c: g* l - left: -80px;
1 ?1 U" q9 O9 s7 K5 b( D - background-color: #2B222A;! X6 |' t7 q4 R( `/ x7 E
- border-radius: 5px;6 B3 ^4 C. w7 @7 D8 T. J. Y$ C
- color: #fff;4 p" j: J( h3 Q
- content: attr(data-tooltip);
, d' m: T% L7 Z0 d& V - padding: 1rem;
( r* Y& z" T$ L. U8 O - text-transform: none;$ x# B: {5 `9 ?2 `! \
- -webkit-transition: all 0.5s ease;
3 E* h* n# J/ `- K9 n$ U - transition: all 0.5s ease;8 t7 P3 T) W; c1 k4 r, A
- width: 160px;. ]* A0 q$ Z! F+ J" A
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- .tooltip-toggle::after {( W6 @8 y2 m4 I
- position: absolute;. l: q" _% H1 x0 i. m5 I4 C; Z
- top: -12px;
8 l/ r. _# g* K) \0 V1 u6 G - left: 9px;
4 {, I7 x7 m* K4 }3 C5 p - border-left: 5px solid transparent;
8 e. V/ F7 n5 u. X& B - border-right: 5px solid transparent;
' k' z. {% j4 ]% O$ M- E: W( u& g - border-top: 5px solid #2B222A;
* z6 x+ \* A% w& T0 B9 T3 b - content: " ";# K$ v& Y' {$ z {: f P4 q
- font-size: 0; T9 h1 W8 ?+ ]/ Y+ l7 n( j6 O! c* K
- line-height: 0;
6 X4 {8 V. r% _6 H" g! w. X - margin-left: -5px;5 n+ i0 Z: _/ N
- width: 0; g3 v' ~. y' H1 ~: t) _' J
- }
2 [( [8 N# ?6 m, P* N! { A' l - .tooltip-toggle::before, .tooltip-toggle::after {' C$ b$ G Z7 [+ Y6 t; j' T
- color: #efefef;6 Y1 [5 k! }0 A; B5 Q
- font-family: monospace;1 u! p. F' w6 W6 K/ z
- font-size: 16px;
1 y% J6 E, C7 W2 P/ ? - opacity: 0;- U' ?, z' H# ]
- pointer-events: none;/ P. f' o$ o% n# V: o0 b
- text-align: center;
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6 U# ?, h" T3 H$ ~- S2 X, [* n - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, v1 N7 A1 \' P' f( v
- opacity: 1;
+ K% O8 K& K5 ` - -webkit-transition: all 0.75s ease;) Q) q+ r( r' P9 {' @$ S
- transition: all 0.75s ease;& _5 P& D5 _& w3 m( 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">4 ^6 C' ^; }1 z' N7 y4 F& ? G5 H
- <ul class="nav-items">
( r1 x" X; B% R - <!-- Navigation -->! h1 u, [5 I, N& U- W- b( _3 l9 ~
- <li class="nav-item"><a href="#">Home</a></li>+ r* D' P: C6 i' Y
- <li class="nav-item"><a href="#">About</a></li>; T3 b) |: ?8 n: D, B
- <li class="nav-item"><a href="#">Contact</a></li>
5 M; i1 i6 n! z* b) J+ W3 ~ - <!-- Dropdown menu -->
, _' ]9 j/ S4 S: a& X/ C - <li class="nav-item nav-item-dropdown">
# d; A, B# J6 F. [! V9 U - <a class="dropdown-trigger" href="#">Settings</a>
+ l; e4 C$ N/ s. J$ X - <ul class="dropdown-menu">5 Z! m6 X5 Q$ k+ t1 O
- <li class="dropdown-menu-item">5 S5 E, g4 X7 r3 j
- <a href="#">Dropdown Item 1</a># i. k( Z+ k+ o. L' G( T
- </li>
: l- q- [/ E* y; e4 C6 S* p - <li class="dropdown-menu-item">- M+ ] m$ Z4 X( W+ w* _1 N
- <a href="#">Dropdown Item 2</a>8 C0 `0 y0 E [; v8 Y5 I. j& n
- </li>- a9 P/ X } o! o# `
- <li class="dropdown-menu-item">, E8 N, L# L" P6 I x) M% g
- <a href="#">Dropdown Item 3</a>
9 z. D# l5 b# C% r0 ` - </li>) K, A2 \# Z" H
- </ul>! l2 X, b. v' T4 x& J, k
- </li>
1 S6 |& q6 _ n# q9 Q* `& a; H- l% s - </ul>( ]2 _9 D$ v% [# {! ~* l0 M
- </div>
复制代码对应的CSS代码如下: - .nav-container {
1 x& A. ]- s0 a* y- D; D - background-color: #fff;* ]. a" a+ j3 S3 R# D
- border-radius: 4px;8 p: P [9 ~% _: \+ r6 x
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) {. {4 u7 b; M) g - padding: 1em;
6 f1 F2 V/ }! s! m8 e$ o - border: 1px solid #eee;, t8 n9 F. c2 C! T* N" P) w
- display: block;
1 e, S4 s6 @: M# z2 w - max-width: 400px;4 p" I3 b& R! Y; Y: i
- margin: 0 auto;2 W% J B9 W6 A, c
- text-align: center;; m- | R2 T) r" z
- }
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- li {) H: D8 N: G1 t+ o- V
- list-style: none;" E4 } B: l9 D8 `
- -webkit-padding-start: 0;
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- a {
- V1 f) ?9 z' n! w* B( a- D# s - text-decoration: none;: L; x! y7 _3 B/ \" _
- color: #ED3E44;* _ Q8 C) k6 M4 U* Z" @- y
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- .nav-item {( ` G; t, U2 ~4 X f, h% M2 }
- padding: 1em;
5 p- o& a1 |5 c6 v - display: inline;
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4 e3 D" X& a2 a/ q, D - .nav-item-dropdown {5 h) }8 A$ n$ R" U: o
- position: relative;: i$ F8 S+ Z5 j( H0 i
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- .nav-item-dropdown:hover > .dropdown-menu {
9 s1 w# M' w7 e# m - display: block;+ `0 E @. K+ o+ m% r
- opacity: 1;
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: ]' V" h2 T/ M; O0 l! \, u - .dropdown-trigger {
$ k) D$ {5 H& H6 W( ^ - position: relative;/ ~; g# C5 k+ Z4 s5 N
- }
: m. x. k0 ]# J$ ?4 y - .dropdown-trigger:focus + .dropdown-menu { L1 q: d! @, T: X
- display: block;
* r4 b6 j' [9 j+ f; b9 ` - opacity: 1;
4 H* K4 h) a$ B - }
& x6 `1 ]1 i! W/ l5 U+ d - .dropdown-trigger::after {- e0 r* G% N% k7 W) Y
- content: "›";8 ~& k, u. t1 T* b8 d3 K6 `3 J
- position: absolute;
4 l a( N5 R: t& U - color: #ED3E44;
7 f4 c$ C. v: x4 T! }8 j - font-size: 24px;, B& B9 K$ y! G0 T
- font-weight: bold;
5 C* ]$ [! K4 R* f( H2 o - -webkit-transform: rotate(90deg);
# H4 T7 |; [1 @4 S9 K0 ?* D6 S( O - transform: rotate(90deg);) s( v, Q1 l8 T+ P2 ]7 C. @5 }
- top: -5px;
& R$ @: \' ?2 A) P; W! Z! Z6 c - right: -15px;
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- .dropdown-menu {
- q1 e/ g& V0 e: Y! M- ~+ ]# c* Z7 F - background-color: #ED3E44;4 ^& t6 `$ Q- V6 Q
- display: inline-block;( c5 N7 H4 g$ @2 {" ]5 y4 g! v
- text-align: right;
5 Y% A. a4 \( G ` - position: absolute;0 X% K3 F4 C! a8 _" F1 y8 e
- top: 2.5rem;: `4 T- W- _! F/ S: `" L
- right: -10px;
, Q7 k% a. e9 G - display: none;
) L& g \7 ]( t9 b( L3 c - opacity: 0;
7 b& _' a3 O$ ~2 q* [ - -webkit-transition: opacity 0.5s ease;
6 _2 d9 i1 @0 g: O - transition: opacity 0.5s ease;
4 Z; q8 Z) l- O2 C+ H' i3 [7 i - width: 160px;8 k% T: W( [# ^$ u# U* |4 _
- } ]: t3 R3 M; R! |% u7 ^
- .dropdown-menu a {
7 I, Y6 O# {' w# r, C! [ - color: #fff;
& K: H: s* M! H. \ - }
$ a Z( x# |8 r$ m# h1 d; d6 ^ - .dropdown-menu-item {
# g9 i) u3 x& R8 l: S9 Z# } - cursor: pointer;
( Q! d) K0 W% ]% A+ V7 s. o - padding: 1em;4 e; U! A& {. N( v- q% v
- text-align: center;
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- .dropdown-menu-item:hover {
0 ?4 w5 n! o' i2 u3 O7 A - background-color: #eb272d; r0 N. [# N% M B0 X. Q' F P$ j
- }
复制代码 3 O) a, W9 c, V+ `) d0 M( b, X3 L
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; P* w5 r! a9 l- M- j( ~# X3 ]! L- r7 K
- <!-- Checkbox toggle -->
8 D5 A5 x# D0 W - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 J+ D* h3 L9 a& _( @' [
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
. ?5 i/ d Q* ^: a, q+ q - <!-- Content to toggle from www.mfbuluo.com-->
; ]/ K% t. b0 L. T - <div role="toggle" class="toggle-content">7 L- B. _1 k2 `; e' L1 ?& j
- BA-NA-NA-NA!# o" b' N& ] V
- </div>
- b+ Z: m1 P, l/ ?8 I - </div>
复制代码CSS代码内容如下: - .toggle {/ E H# |3 ?( H2 l* r$ G2 F! F7 Y
- margin: 0 auto;
4 ^0 k9 x; u# r K9 \' H, v/ ` - max-width: 400px;9 @# w% s. c. c2 ^: r
- }2 _6 |$ _5 j2 ?* M) X
- .toggle-label {
6 m% y2 K5 S9 X+ P3 J* r - font-size: 16px;. W& s6 D( N9 h b, _
- background: #fff;
2 _3 f ^" M' E5 [ - padding: 1em;
1 J& z8 E0 P+ C6 g/ j9 x6 q- h - cursor: pointer;8 F" N; M* N# Y5 d) G. ?2 @- F
- display: block;8 a- c6 x# S6 l) i1 B
- margin: 0 auto 1em;
. W. M+ Z9 O- C/ g% L! w - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 @6 j9 n7 O, X, c" d. x - border-radius: 4px;, {1 w) l0 z" w1 j" [2 z e1 p
- }0 U ~8 q2 c% T" ~
- .toggle-label:after {
& l# w+ j8 k+ H0 i5 {/ W - color: #ED3E44;: L' |" X; p" [2 f9 ?
- content: "+";, h0 w7 W3 s; n c) ?. C
- float: right;- X* d. b c$ q2 \7 p! b- a
- font-weight: bold;
$ s3 Y9 a0 Q5 z: s9 @ - }. d" u$ b# z: m% Z- q3 T8 w
- .toggle-content {
' a5 l5 Y$ E4 a8 h9 }) r. s' J - color: #B0B3C2;
( q% A/ I$ @7 |5 q3 n$ { - font-family: monospace;2 [$ b! o, [+ T, a8 f! r2 \8 v3 g
- font-size: 16px;$ N2 c! A7 t& m+ D# r3 m* W/ Q j
- margin-bottom: 1.5em;
4 ]! K0 ?7 i1 @8 f/ I. n( Y - padding: 1em;
1 X. M. m2 }- q) J* Y - }4 _% ~4 Z' E5 `4 C. t' P
- .toggle-input {+ m3 @# Z, r$ m
- display: none;% L* n' P( J' a( A/ s5 m
- }( B. t( M0 }! \0 e3 G% d
- .toggle-input:not(checked) ~ .toggle-content {% {" J. u8 H$ d2 [! o2 ^# a* B
- display: none;4 z$ M3 |5 M( q. Z
- }: V e1 _ P0 O# j I Z+ Z5 a" `
- .toggle-input:checked ~ .toggle-content {
7 ]5 C( S3 n1 [! X, T" w - display: block;
; m* t4 v( d$ _0 x- h+ s+ Y$ h r - }
: V0 u& a2 y; O5 R - .toggle-input:checked ~ .toggle-label:after {
2 h8 Q/ C7 y* N* b0 T, y8 C - content: "-";
; Q- O4 U9 P3 c/ Z. w9 @, x - }
复制代码
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