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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 I( d$ Q3 a. g
- Label for your tooltip: n, d$ z* ]1 u9 o
- </span>
复制代码CSS代码: - .tooltip-toggle {9 [8 N, E6 g& j9 @2 P8 h
- cursor: pointer;2 {: z4 d6 |% k# @9 ~7 G4 B* Y
- position: relative;3 N7 s# }, c0 d7 E4 h, J
- }
% I4 B: j' p. R( O6 m) b- W - .tooltip-toggle svg {
, `$ S: s+ D* x9 f7 p5 O* W% e' T - height: 18px;, g& Q( z/ n0 g
- width: 18px;9 c0 W: ]3 T1 w% f: i* o
- padding-right: 0.5rem;
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- .tooltip-toggle::before {& \# v& ^0 w& b- a! }
- position: absolute;4 q; e; }' H! L/ R
- top: -80px;! K1 A9 |' P* }5 n% T; w/ Y
- left: -80px;
7 S7 T' a2 C% v2 Y( q6 e; d: g, n. ^ - background-color: #2B222A;
3 t1 Y! L( Q! K6 F# n% o. G1 n6 ` - border-radius: 5px;: ?0 y5 x8 _- L: |2 Q/ e
- color: #fff;( o9 u: ]( c5 L7 W. x v& Q5 I
- content: attr(data-tooltip);
1 z' }3 ?9 b6 q, P, Y8 {2 K - padding: 1rem;) t4 ^8 K9 { Z; i9 V* D0 k9 ?
- text-transform: none;
4 ]( q0 q: ?7 }3 N5 r0 | - -webkit-transition: all 0.5s ease;
2 O& q/ C( m3 T - transition: all 0.5s ease;; f4 D5 c! B' h# }$ ?5 ^
- width: 160px;
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- .tooltip-toggle::after {& |5 u3 b( i$ j. Y; y6 H
- position: absolute;8 u* N6 A- X7 ^) U# {) j
- top: -12px;8 }9 [( [- N# v
- left: 9px;
2 {2 }9 F b3 F1 V9 @ - border-left: 5px solid transparent;* J5 Q2 j# M3 a4 t4 \4 a
- border-right: 5px solid transparent;' d8 {* u3 T: q4 O3 o$ Q
- border-top: 5px solid #2B222A;
& T4 N% P% ~8 f; z8 ]# Y1 s - content: " ";$ e. r3 `/ M3 G# {2 j) T% y
- font-size: 0;: ^8 b: U2 A5 M
- line-height: 0;" I$ h f& S" z) ~/ N3 Z
- margin-left: -5px;% X* c* ~ V! Y6 s, S
- width: 0;* m' R; q( o* C9 `
- }
! ]9 L$ F, Y: T - .tooltip-toggle::before, .tooltip-toggle::after {
+ ]0 D. e; j# x. p7 z) g* K" s( l - color: #efefef;
. B, H4 g' g7 x. N$ r, a+ V - font-family: monospace;
* Y I( E/ P2 }# J8 O2 k0 S- F - font-size: 16px;+ T- `; T5 M* n. {4 {* o" ~. {
- opacity: 0;+ a1 U& Z5 m D' X! i6 b
- pointer-events: none;
" O8 H; s) T) ~0 w$ S3 u0 {, i& j - text-align: center;
3 \, X/ R2 o" m' S1 H - }
4 J1 l' A* y+ ` - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
g$ O7 y3 f9 r" b# j - opacity: 1;
9 t$ f; Z0 S0 X1 I8 V - -webkit-transition: all 0.75s ease;
0 \* ^8 H8 r$ j" @1 e) Z - transition: all 0.75s ease;% F* j4 n' m1 s9 q5 O
- }
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">
, Z. ~, f0 t5 Y. F - <ul class="nav-items">" K3 g: Z/ l$ S% |7 t
- <!-- Navigation -->& R( B( f3 a; o0 B2 U; {- @
- <li class="nav-item"><a href="#">Home</a></li>
+ x/ y; E) X& f3 V3 I) _ - <li class="nav-item"><a href="#">About</a></li>
( o9 N b I4 Z7 t: d ], x1 \ - <li class="nav-item"><a href="#">Contact</a></li>" g' `' R! W: b* b5 l- G) j$ p
- <!-- Dropdown menu -->) y9 g0 n8 ?$ V7 _- L: _4 v
- <li class="nav-item nav-item-dropdown">
& t, S0 \9 Q" s3 K' d0 ]; { - <a class="dropdown-trigger" href="#">Settings</a>( _# r5 u8 Q" f* m) a5 k6 U6 w, {7 B
- <ul class="dropdown-menu">
7 n: g, J. o5 I7 D) f/ H - <li class="dropdown-menu-item">
2 s' Y8 t. {; h+ S2 q4 f - <a href="#">Dropdown Item 1</a>% V9 ?, s" G: c' w
- </li>8 I, k- F4 w) O' @# S8 t
- <li class="dropdown-menu-item">1 f, `3 R# J7 F. d
- <a href="#">Dropdown Item 2</a>% E1 J4 x C0 {' d9 }& A
- </li>- W2 x: Z2 ~; a" R* N+ r3 `; O
- <li class="dropdown-menu-item">. L! ^/ `6 X! I5 B% w- B) @
- <a href="#">Dropdown Item 3</a>8 d0 G' c' R) ~/ P+ l' k7 T
- </li>
. L* _0 E3 @' j, l" I3 y5 r - </ul> g4 ]1 o( K( E
- </li>1 H8 X2 Q ` V7 \3 y
- </ul>: h' c! L1 t, F
- </div>
复制代码对应的CSS代码如下: - .nav-container {5 U& {6 l3 C$ h+ R8 X, g
- background-color: #fff;9 A7 m3 N/ |5 o. y; }
- border-radius: 4px;
8 ?" n- W. _8 f4 a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 j' z0 l( l9 p, V/ M - padding: 1em;3 A, W/ ~3 A1 _( l9 @
- border: 1px solid #eee;
# _# y" X1 G5 q - display: block;
; H7 E, ]: t/ i8 r$ ^* Z - max-width: 400px;) `& F5 n) y$ A/ R7 v Z
- margin: 0 auto;/ m' y4 g& y% t* @$ Y
- text-align: center;7 c G0 \* U+ _, [: T" [" E
- } K& q6 O! ?6 A+ ~! j
- ul,9 F* b; T$ |6 t
- li {
! P" n" {; J/ p" s4 M% S - list-style: none;
6 R1 r* p' e# C; H+ }1 {7 z - -webkit-padding-start: 0;9 i. R* b. B7 w' u F5 X* z
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- a {
# n: l7 i' f' u. T6 a9 x - text-decoration: none;0 r/ \4 N/ W7 s8 s
- color: #ED3E44;
; Y9 {/ f0 e! v [/ E3 j - }
4 S" ^# ]1 i- H% p3 R+ J - .nav-item {4 c' X) f) C6 w+ }1 C
- padding: 1em;) B# d6 @: r7 b) C
- display: inline;/ w& e9 i$ Z, x- F7 F) i
- }5 N J, V$ L8 C+ U* E ~, x
- .nav-item-dropdown {
7 [' z$ b/ D5 ?- X- r: d. E - position: relative;) b0 A! V/ f9 @/ J* F
- }
7 k/ j1 q2 ]9 l, d' J - .nav-item-dropdown:hover > .dropdown-menu {
+ i/ d1 n3 q8 B5 p; F3 o - display: block;8 I R: y' M, t$ }9 K8 S$ o. L
- opacity: 1;
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- .dropdown-trigger {
. X$ d$ a) c5 ~' \) g1 D - position: relative;
3 S n6 S6 i9 E X; V& M - }
2 \ S& g, ^( h" p& P - .dropdown-trigger:focus + .dropdown-menu {4 U* ]. A$ g. J. M$ |9 T
- display: block;$ r+ v. W9 \, w- U( G# u9 n2 {
- opacity: 1;- `; v3 o8 W- A# S; v
- }2 D" ]5 |* |: [! H
- .dropdown-trigger::after {5 U& U8 n7 O+ x/ t, t$ J6 A
- content: "›";
, g7 j, `, l' n6 J6 D - position: absolute;2 u& ~7 g* E5 P% i7 |4 x* d
- color: #ED3E44;
5 `' J& F! k9 D* T - font-size: 24px;1 X' S& ]# P. R* G, H
- font-weight: bold;4 y+ }: [2 E5 ~2 d6 c A7 v$ k
- -webkit-transform: rotate(90deg);
5 `0 t$ h1 t, G - transform: rotate(90deg);
2 i0 S+ \: o% E- j5 U - top: -5px;0 S2 H% A" S1 o3 g& i5 v9 V/ t
- right: -15px;
9 y$ j; |2 R" i ^ - }
; x9 O. V8 g$ k. K8 V - .dropdown-menu { w5 [5 ?8 }8 r' P
- background-color: #ED3E44;) `( J9 U( w& e# Q; D
- display: inline-block;
3 B4 V# R1 \/ N! z - text-align: right;* {& D" h! s, I7 P) ]
- position: absolute;
# ]$ q! a2 p+ \8 i# V9 x/ d7 j$ E1 p - top: 2.5rem;
" F0 j0 t$ q& H5 Q, g8 Z0 o - right: -10px;, ?; }6 R0 U7 I1 A9 [7 F) n
- display: none; y4 h- S* S* @. Z& R: Q3 o
- opacity: 0;, ^6 G- ~ G* w8 E
- -webkit-transition: opacity 0.5s ease;
* M5 R; b( w% g - transition: opacity 0.5s ease;
, J5 G) k: [* S& k1 d3 N - width: 160px;
: O$ z; _2 b5 _ - }
5 v! T8 r7 Q5 @$ B+ G - .dropdown-menu a {
- Q$ `2 j7 T: A0 F - color: #fff;) ?. c/ I% T9 L9 A0 [
- }
! D+ P5 q" ?0 I6 p - .dropdown-menu-item {3 A) z' V, s' l; c% z
- cursor: pointer;
/ w- L. {% H! @% g1 E- a0 N - padding: 1em;/ y+ d7 m; P. _% I' J
- text-align: center;
& X' Z3 K/ f* n8 S' E - }, k: d! Y W0 \6 j6 a. G
- .dropdown-menu-item:hover {/ L ~7 Y3 }" r5 S
- background-color: #eb272d;
' y. t( `+ W# U/ q - }
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) G% o x' C( V可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: r+ O2 L1 h( Q4 E) _' W8 b( e* x6 J - <!-- Checkbox toggle -->
/ b$ g, ]1 l. w" K% a9 a - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 T) u9 f% E# N" Z+ ~+ O - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# m) W5 x. L. ^) S: ^ l - <!-- Content to toggle from www.mfbuluo.com-->& G7 w* x ] _/ y! W; k1 {
- <div role="toggle" class="toggle-content">
7 u! B: [1 [7 Q& x - BA-NA-NA-NA!
6 W: d. O8 [) v# S - </div>9 J p) G/ n) @6 m( g/ Z/ F& H4 `
- </div>
复制代码CSS代码内容如下: - .toggle {) b0 A9 c; }+ f
- margin: 0 auto;% r; a) x0 x' S: ^( O
- max-width: 400px;3 [ R( v& ^- N1 i4 Z
- }
9 a6 R. m1 n* q( [' m - .toggle-label {
( m' S% S. }, i ?. X - font-size: 16px;
( z2 X& w6 K0 m; v- r2 p! X - background: #fff;9 `# v3 N$ ?) B; L& e; i
- padding: 1em;1 Q) e; g' V% N
- cursor: pointer;
8 G% _2 X: n/ z5 i# e - display: block;
: T, ~/ R& ] l2 b0 g - margin: 0 auto 1em;
. E6 `. B4 {) p* t! B `. M - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, ? E/ E s/ T! j6 _9 r4 x0 p- t
- border-radius: 4px;
" \' i( K3 Y; ^/ g- J9 R& L - }. ]8 H& C+ G9 `+ c9 e+ E" x0 o0 W
- .toggle-label:after {5 Q7 k& N# X t) \; t
- color: #ED3E44;
2 ?2 O! I3 M# _2 ?" S* P, \ - content: "+";/ J) _" S& ^7 s+ V m" ^: Y
- float: right;
* _2 k, \' l, o+ |9 P3 y! O! | - font-weight: bold;
5 `' M" H! w/ R7 W- p- ] - }/ e* C0 Z. _3 A0 P# t
- .toggle-content {; h3 Y% j8 e8 l1 _
- color: #B0B3C2;) n; C! J$ [- D
- font-family: monospace;
7 U5 E) j4 W2 \9 ?7 D6 R- { - font-size: 16px;
$ f2 [' B( y) b; G# L/ l3 ^ X z( H - margin-bottom: 1.5em;$ v# g# u0 Q% t1 O0 h7 C
- padding: 1em;4 }6 l9 |" a& P5 ?( R
- }8 m2 t* ]* c4 o
- .toggle-input {
' |6 b" W( Z. {5 k2 l - display: none;
4 H' o4 Y3 d1 E# e$ i - }
( a4 I8 ~# u7 ~ - .toggle-input:not(checked) ~ .toggle-content {
' ~6 s3 |$ U1 k7 u - display: none;
4 U+ w# H( J, S/ q - }
& E9 `- ]+ v" B, R& \ - .toggle-input:checked ~ .toggle-content {
0 x4 d9 y9 `$ T - display: block;
4 Y" [( O( A& }# Y1 P - }
" ] ^2 U- s# P1 K( b' w1 } - .toggle-input:checked ~ .toggle-label:after {+ d% j0 G+ M" l7 Z3 z( `
- content: "-";
6 I/ W; v3 ?& F; w - }
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2 s' j8 r4 u+ b) c* k5 { |