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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!">
0 Z# G2 I! J9 B# @ - Label for your tooltip, K8 B2 ?" j- V* M6 @1 I
- </span>
复制代码CSS代码: - .tooltip-toggle { q6 t3 T( \, Q7 ^- [
- cursor: pointer;
6 c& Y; p2 E- M/ ]1 K4 Z - position: relative;
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) e- b! a$ ]( L - .tooltip-toggle svg {+ y: N8 g+ N" h' w
- height: 18px;7 j3 ]8 K6 b8 @. U$ p9 p
- width: 18px;5 a7 ~/ b% }$ \6 G3 B% l
- padding-right: 0.5rem;4 ~" F( {; m: y! k" _
- }
5 s4 G/ ?; K+ f - .tooltip-toggle::before {5 @7 @' W, e7 p: Y; p) b
- position: absolute;
, W6 H9 k ^* n - top: -80px;
) F6 C# Z: R$ Z - left: -80px;* C; f# l: N- [; _+ g& M
- background-color: #2B222A;& D* I! I3 P, @& b6 X+ }6 P( _. h
- border-radius: 5px; |/ H7 [8 R4 p" l, O. f% a
- color: #fff;
, _4 x; Q- o# Z; L - content: attr(data-tooltip);
. W4 K2 | Y9 I - padding: 1rem;
- j4 B" }$ @1 j: x3 u1 P* o - text-transform: none;
# m5 o/ ?7 {7 V$ m2 q# U - -webkit-transition: all 0.5s ease;: a K( g/ E7 o* _1 m( M
- transition: all 0.5s ease;
' A& d$ P; y6 ~$ o - width: 160px;
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; a. J6 i/ S9 D9 `" V. p, Z - .tooltip-toggle::after {+ V4 P5 @% L% C1 S$ h* R: K4 q
- position: absolute;# B$ x7 X0 f5 e/ G+ H
- top: -12px;( G. L: D7 o) l: _" h
- left: 9px;+ w. ~0 j1 p* F" a
- border-left: 5px solid transparent;" Q: C! z2 V3 M7 V
- border-right: 5px solid transparent;% F1 Q) E @& v
- border-top: 5px solid #2B222A;
- Z' E! s6 T" o4 P5 I$ b - content: " ";
7 s8 K3 o# N2 O6 l( t! v& Q ^; C - font-size: 0;
. V' L' ?" J* L) A5 U2 K; n - line-height: 0;
+ {0 D( Q3 X: x9 ]2 y$ n - margin-left: -5px;) `: i- ]1 A! T2 F* U. P. l
- width: 0;% U4 S: {3 c/ A$ { m
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- .tooltip-toggle::before, .tooltip-toggle::after {
$ k% C5 c! ?$ S - color: #efefef;8 a# M6 W" R( v3 P$ B8 V, W! C
- font-family: monospace;- a5 h1 _; f# K5 m0 R
- font-size: 16px;
! M+ _- m8 u: c - opacity: 0;
. V; f7 z' j2 r6 I, d, D, \ - pointer-events: none;
3 s7 V3 H+ B6 }# d8 t - text-align: center;
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+ {) @% H9 W7 G4 l( p - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {* F i1 g0 N. Q! ~
- opacity: 1;6 j% \4 ?+ F3 y1 C! w8 x4 V2 }
- -webkit-transition: all 0.75s ease;
7 `, A# I0 F t% L& {1 O - 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">
C3 l! e7 e& }# k - <ul class="nav-items">
) G, W. T/ P4 O9 Z; B. _: C/ e - <!-- Navigation -->! O) w" n& Q3 V! x- I- R* ~! |
- <li class="nav-item"><a href="#">Home</a></li>; {) a) e4 \+ n) n5 n
- <li class="nav-item"><a href="#">About</a></li>
: u9 B( c( Z M - <li class="nav-item"><a href="#">Contact</a></li>
3 H7 F, `8 n0 d0 u5 y0 G - <!-- Dropdown menu -->
* t0 m& p, C V. d/ z1 W& _* d [ - <li class="nav-item nav-item-dropdown">1 H8 i. C! {+ F0 n2 L: x# e. ]7 I) H( |
- <a class="dropdown-trigger" href="#">Settings</a>5 F( y& P4 K& E
- <ul class="dropdown-menu">
& E; r3 S; P6 ~. m) x" m - <li class="dropdown-menu-item">$ L7 v* P! b/ `9 j! c9 i2 `
- <a href="#">Dropdown Item 1</a>9 c: X/ O# u* [" G# G3 b- }6 W
- </li>
: @" F3 k- p3 T' n2 a3 v - <li class="dropdown-menu-item">5 v, g& K; V5 I
- <a href="#">Dropdown Item 2</a>
; _* N5 ^" m4 u1 R - </li>% E! H7 g" @1 u! V$ p; g
- <li class="dropdown-menu-item">* k. `1 K7 g' o( y. C
- <a href="#">Dropdown Item 3</a>
- B( ?: Z# Q8 R& f - </li>
7 N8 M" @" a# `5 v, L - </ul>
5 _6 k" F: R8 r8 C3 @ - </li>1 q& I) g1 ], E& ?
- </ul>( Y; [; I) F3 g ?( c+ d
- </div>
复制代码对应的CSS代码如下: - .nav-container {2 b, u1 B0 r+ U* E
- background-color: #fff;
% M2 X, ?, T$ {7 { - border-radius: 4px;
3 X, }4 I; b7 `' i+ O- c! ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 s2 c9 J$ T J5 `: E - padding: 1em;
2 E1 j. O- S4 @/ V8 {. ?1 ]5 T - border: 1px solid #eee;
3 K! u X7 [& P- ]. m R, p( O - display: block;
; G: j& u( |" w0 v - max-width: 400px;
; M; J& ]3 U$ C - margin: 0 auto;
6 G% T6 W+ c/ ^6 x! T W - text-align: center;+ e$ u' C5 X9 V3 e, U
- }" s" V5 L) g8 e0 J( x
- ul,; n$ [' @+ ^+ F
- li {9 ~, N/ z- P' j, Q9 A
- list-style: none;
7 B& T1 N: c. F$ d - -webkit-padding-start: 0;
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; w# Y/ D4 K3 u) p/ h - a {
4 q9 l4 f$ n3 l4 r i- x6 D a. f - text-decoration: none;
; M. o( I3 q# j: z* Z: B- X - color: #ED3E44;
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- .nav-item {
+ R5 z- b: T! ~* m/ \ - padding: 1em;) m0 I, i% w5 _6 [" D
- display: inline;! y) a3 p' _* e( `6 d2 [; [
- }
7 Y7 ~. b7 e, q v, x - .nav-item-dropdown {
% l; {& C s1 U- K' P - position: relative;2 w1 q% X" j' i* \: a
- }
1 ` r6 m$ m. @9 L' _1 }) W - .nav-item-dropdown:hover > .dropdown-menu {
# j) O j$ ?+ { - display: block;. n/ n$ D& f8 _% t# {
- opacity: 1;
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- .dropdown-trigger {% j- q2 ~/ r7 a& C+ q. C
- position: relative;- m# o1 S# |0 k4 ~% D# X
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- .dropdown-trigger:focus + .dropdown-menu {
3 ^; p9 n/ t4 n1 T. t; ^ - display: block;6 j. H+ w U2 U! z' w
- opacity: 1;+ ]( |2 F* f: Z( \
- }
3 E; j, j" E9 m4 ?2 ?( x - .dropdown-trigger::after {4 Z$ J5 c1 ? S% d
- content: "›";- c" ` n, a) \9 F" Q
- position: absolute;8 ^: A) y1 t0 {# n
- color: #ED3E44;& z! ~7 a1 F$ Q, {
- font-size: 24px;7 u( f4 |, w! U' `
- font-weight: bold;* S' m+ Q1 c. g7 r" Z
- -webkit-transform: rotate(90deg);
' W, X5 F9 w! d; A - transform: rotate(90deg);; L# g8 w5 [, E- x: K a' `2 |
- top: -5px;2 Z- R# k3 W1 e T
- right: -15px;4 ?5 f8 v- ~, N( h6 k; L
- }
0 e0 e! g* j* n: i) K - .dropdown-menu {' r: ^$ b1 E- @3 K# C/ X
- background-color: #ED3E44;
+ m& l" O0 `0 v6 F0 @5 N - display: inline-block;
* L7 {/ |9 B& R: z. q* k3 b9 x - text-align: right;
0 G0 ^* |- } N# c - position: absolute;1 ]; U9 f& ^# W; T: k6 ~
- top: 2.5rem;
4 q9 x' Q- @6 u W8 Q3 u - right: -10px;$ Z" F7 `+ A8 ~; ]* g# y
- display: none;
; f& i/ |" S* P; v; B/ l - opacity: 0;: Q5 I+ z# \# o6 b0 ]- D. i9 L
- -webkit-transition: opacity 0.5s ease;) s. [) R* V: T
- transition: opacity 0.5s ease; p8 \ U5 ^9 w8 z, W8 i
- width: 160px;
! ~6 L; U4 D1 f - }
+ K3 q) `1 F3 z$ M7 L - .dropdown-menu a {- }' v, n+ @, u! R( |: X
- color: #fff;( t$ i' w+ z/ Q' m- H
- }- i' Z6 G |# X& v( Q" ?
- .dropdown-menu-item {
) ~& `& q. j% U$ {8 _. d" a# I - cursor: pointer;
! F$ e2 K1 Q0 m2 A# q9 I - padding: 1em;
; y0 |: U7 e8 H* M& I8 ^ - text-align: center;6 o2 X ?0 K1 g- y' H! H
- }3 A2 w* A. v& D% n* e
- .dropdown-menu-item:hover {
0 A4 s K* s- }9 K+ w: H/ t% j - background-color: #eb272d;* G- H" n! }& V, I, F
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 b- _' M$ v) |- f
- <!-- Checkbox toggle -->, x& n1 z8 N' o- I0 ?) `. B9 d
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 |" a h6 d+ X' a. w! C# i - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 @6 M5 R5 X+ K7 {
- <!-- Content to toggle from www.mfbuluo.com-->
$ n5 I- N+ r5 N$ e5 p0 K) N - <div role="toggle" class="toggle-content">
- }! R. x$ z& [6 Q4 d - BA-NA-NA-NA!
1 P- G" C6 B: L - </div>! F4 _- G' d9 \" C0 X f9 H- M3 b
- </div>
复制代码CSS代码内容如下: - .toggle {
2 e) O0 k' j0 J6 c4 E$ n - margin: 0 auto;
6 {( R1 h Z: j* P" A" T - max-width: 400px;
8 W% m2 O9 E& z1 G/ g- X7 ^ - }
2 s! E/ P0 e, y' k# u1 W - .toggle-label {
. q: v% w" x, b! a6 e# R9 ~$ \7 Z8 q - font-size: 16px;
- f* s; J2 m! Y! B4 m3 | - background: #fff;
$ r7 Z3 \9 n' \) f - padding: 1em;8 f& a6 o6 @. b; k
- cursor: pointer;
4 _# s8 Z" r8 Y, d: s1 F3 q - display: block;
1 c6 a+ B6 `! J1 z/ t - margin: 0 auto 1em;
4 X5 P O& A6 j. i' x5 l6 q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- }$ `9 |$ {& L' G0 l) y+ s - border-radius: 4px;% j8 Y* Z+ Q* J. \8 _9 Z* O0 S$ @
- }$ x, J6 u9 x2 s- I) T' L, T
- .toggle-label:after {
5 f% n8 v$ [# Y - color: #ED3E44;7 v- i6 |) @( r. ^- L# ]/ {8 I
- content: "+";, ^" S+ ?) D2 R' M
- float: right;
8 d. i. H" \4 Y4 r - font-weight: bold;
/ H8 M- E: Y8 H9 d - }! q2 [" y* n( W: p
- .toggle-content {
$ `/ A: x5 N- Z" Z0 z1 n - color: #B0B3C2;! Q- c& n2 e' S5 x. L' ]; d2 T
- font-family: monospace;! Z2 | e' X C7 Z
- font-size: 16px;% d5 D0 h4 R8 r6 z( O: P }$ @9 O
- margin-bottom: 1.5em;+ \: ^$ l/ Y, `- c
- padding: 1em;
6 j+ Q: u) q( \% M2 ` - }
* ^/ J) F5 ^8 y e' c( y, D - .toggle-input {9 D: _0 l% p, Z
- display: none;
6 K& E8 E6 w/ o - }
" \9 O) W9 Q1 W - .toggle-input:not(checked) ~ .toggle-content {
$ X3 x" {! j5 i0 z - display: none;
2 k% K. O- [4 d4 }2 W# C - }) _# N/ Q3 g; j7 ^- y8 ^4 ?9 S
- .toggle-input:checked ~ .toggle-content {. I1 O! @- E a M2 k9 {4 T
- display: block;
- q+ T4 d+ h0 z5 {7 z1 Q. \( i - }8 z7 b- I% c$ D3 R) u' S
- .toggle-input:checked ~ .toggle-label:after {
8 C' M" n( j4 ^, }8 l% T3 F - content: "-";
9 j( X! l; x) t$ J - }
复制代码
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