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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!">) e/ |& P, R5 ^ n! U- f6 Y3 Z+ O
- Label for your tooltip
7 b" L3 m; _6 l7 t* x, l" R& n - </span>
复制代码CSS代码: - .tooltip-toggle {; X6 n6 x$ f( ~/ n$ w
- cursor: pointer;8 N) x1 g. y% K# g. F) |
- position: relative;
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- .tooltip-toggle svg {
$ w1 v( n7 N/ z+ ^$ s - height: 18px;
- }* }& p* u' [6 u/ y - width: 18px;: J7 G9 r5 u% a# C- p
- padding-right: 0.5rem;) M% D* `5 r: U0 E' }: P$ {
- }
! U* q" r0 R5 S6 s - .tooltip-toggle::before {7 h/ h. j+ Q7 j) o
- position: absolute;
+ m3 ?4 o4 W% T - top: -80px;7 X! t8 g5 z* \# g8 ] y/ n
- left: -80px;
3 P* A& Y/ x3 D0 q - background-color: #2B222A;9 m* ]0 V: i; g
- border-radius: 5px;
% h% H' D; o4 l& I; K5 H - color: #fff;- w8 y {& u9 Q6 N' }6 g
- content: attr(data-tooltip);
9 q/ R) A p( Q9 \. ^! ^% c& h - padding: 1rem;$ s7 m. Q( v$ i3 q% N
- text-transform: none;# k" N8 z N; v
- -webkit-transition: all 0.5s ease;
3 {' S6 ~6 W) \$ q6 J - transition: all 0.5s ease;
$ }8 A8 H9 V+ v. d. Z" \. J( h - width: 160px;6 E; Y B$ A# E/ i; P# K) ^; j
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- .tooltip-toggle::after {; x6 V) ^' ^& @/ w$ G1 x/ z
- position: absolute;
4 ~, S/ W e. ^+ ~ - top: -12px;
4 y7 {# t: U4 H0 o9 E$ B - left: 9px;
* c% _4 D) P9 W6 K4 z3 | - border-left: 5px solid transparent;
9 Y. K" ^# B. V: Q& Y - border-right: 5px solid transparent;9 C& X* \# B( G6 K. f- B
- border-top: 5px solid #2B222A;
. y! ~6 N! r$ [' G2 Y; A - content: " ";
- u9 l0 t8 X# K - font-size: 0;
, I. a) g8 A: y( B4 m4 Q* ?1 R6 E - line-height: 0;
5 L; d; [+ P% B. d9 T( T - margin-left: -5px;/ u5 `# m+ e+ g l! z
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
6 h1 D5 }4 f* u- _3 ~% |" f) H; c - color: #efefef;2 V) `4 i5 e$ U) x; \7 h
- font-family: monospace;, Y% ?9 E) h! p. H4 M; }
- font-size: 16px;) F, n- V& U! m; I
- opacity: 0;
" i$ F$ T8 V, Y$ O4 u; \6 G - pointer-events: none;
; T5 T; M/ O' a6 n - text-align: center;
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8 L! O8 K! X$ g0 e' c1 i- w0 v - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
o6 c, J8 _+ ?9 w3 H& G - opacity: 1;& |" n. l2 w% I( m+ a! A
- -webkit-transition: all 0.75s ease;) I4 N3 Z4 S7 v& M
- transition: all 0.75s ease;. }; ^! u' E9 {% g( x
- }
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">' C+ x% p3 @& W6 o/ k7 @" v4 |
- <ul class="nav-items">
3 {8 t; s2 j4 `2 m( A - <!-- Navigation -->0 z7 s; M4 z6 v* |6 \5 b7 M
- <li class="nav-item"><a href="#">Home</a></li>
1 ]4 Z) O; K7 G) U2 Z& V - <li class="nav-item"><a href="#">About</a></li>6 l8 {2 Y$ K4 K
- <li class="nav-item"><a href="#">Contact</a></li>6 v: u5 B8 t* H' m
- <!-- Dropdown menu -->
- a. I2 r+ X+ v0 q; |- i9 L - <li class="nav-item nav-item-dropdown">' ~! e0 V( Y5 ]
- <a class="dropdown-trigger" href="#">Settings</a>. E4 P4 b: `8 U
- <ul class="dropdown-menu">1 `1 P, ^) R3 ~8 [( Z' t( f8 |5 l
- <li class="dropdown-menu-item">% P/ l6 ]% y6 k
- <a href="#">Dropdown Item 1</a>/ Q' F0 {9 U2 t% Q8 [
- </li>1 A' v8 A, u8 ^& s K
- <li class="dropdown-menu-item">
- z+ L, i7 z% k7 c% F' o$ K% D - <a href="#">Dropdown Item 2</a>
, q6 |5 G, A2 j. t E _! _ - </li># u- O% ~6 s J% \. U/ P9 v
- <li class="dropdown-menu-item">4 d' l/ V: i1 W6 L2 U! b( H q) t
- <a href="#">Dropdown Item 3</a>
' Z( @5 M7 P! P. d9 \ - </li>6 k4 _& }" W" c" {" i4 r
- </ul>
5 k4 {: B7 z3 p; w - </li>
; C+ g. q2 B# [& B" @$ X* y - </ul>
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复制代码对应的CSS代码如下: - .nav-container {
& W% g% Z# s, Y3 V - background-color: #fff;
9 T2 J" [! W0 ]. z5 \; ` - border-radius: 4px;1 u3 W$ G. w. V+ n% ]0 |; r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 a; _7 l1 Z. H- d% l - padding: 1em;
" S+ X6 V3 G8 h0 f! k+ `% A - border: 1px solid #eee;
# a7 Q/ s1 m' W& t7 D v- g! } - display: block;
7 K+ D. {' ?7 k: u+ j; S! I - max-width: 400px;
$ m0 M7 O* e5 Q( q* m# {4 A - margin: 0 auto;) h; F/ y$ L( M- y8 u7 p$ x
- text-align: center;
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- li {
1 t0 c/ M; b( C - list-style: none;3 a; c D4 x! a' H
- -webkit-padding-start: 0;
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- text-decoration: none;* y( _) ]5 ~. S
- color: #ED3E44;
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4 _$ ]3 l; G) H/ ?4 T4 g+ v' J8 I3 ^ - .nav-item {
[* H' C8 [. Q2 r- @. ]) g: `% y, h - padding: 1em;
9 c5 U9 A0 v* ], Y - display: inline;
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- .nav-item-dropdown {
3 X/ m$ K, ~/ m) _8 t, _ - position: relative;
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) A+ J# ], s; m& ~$ D. q" A - .nav-item-dropdown:hover > .dropdown-menu {
! ~9 n: H7 ]# l5 b" [ - display: block;
" ]+ N. `) y! J2 b% S, I2 G - opacity: 1;
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- .dropdown-trigger {, o. [$ C$ N3 \! \1 A
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {* e; j0 Z6 z/ n2 K9 l, T' F
- display: block;* ^5 {/ p3 N4 C% b z/ h1 p
- opacity: 1;" b' E" `8 G4 O3 u3 _5 K1 G
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- .dropdown-trigger::after {" W6 P/ Q& N! `! J
- content: "›";
: t* m+ z3 ^7 d" b) @" _2 ^ ^ - position: absolute;
9 S- B# S( _6 P9 Z' f) T - color: #ED3E44;( u9 k& ^; `8 k: e6 i( _
- font-size: 24px;# E/ |; ?9 u; R- D6 G3 O# H
- font-weight: bold;
1 G9 v5 d9 X- ^5 s - -webkit-transform: rotate(90deg);
: `0 s. R4 y; [$ b! m/ o9 v4 Y3 Q1 L - transform: rotate(90deg);
' y9 z# Z* H1 s - top: -5px;
. i1 r) l9 p8 e! x& C - right: -15px;
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Z! O+ D: Z# W1 r6 x% O - .dropdown-menu {
; U4 Y0 @# ]) v" U/ j7 @0 {! u - background-color: #ED3E44;5 G* Z# a/ a# A7 R
- display: inline-block;9 v% k8 u+ Q( v) S; z
- text-align: right;
9 R2 t: c. n! q( Z7 B; J2 w - position: absolute;9 M0 D) N" N. W4 c7 `9 r
- top: 2.5rem;1 Q" J: c% n1 P0 Z0 o, m' P1 e5 @( \; \
- right: -10px;0 ?* b. w9 [" Y
- display: none;
+ h9 M2 {6 b, O6 F* |& K - opacity: 0;
5 n3 ?2 ?) ^" a: O1 D/ x - -webkit-transition: opacity 0.5s ease;$ E. i7 D/ a: t! Z
- transition: opacity 0.5s ease;
, l1 C6 G6 x" n6 L$ E5 H! ]( m6 g. T - width: 160px;% q4 n3 ^1 \. }/ h; r
- }; h" a, B* L- D) _+ G
- .dropdown-menu a {. f: L w3 i% k( K" f
- color: #fff;. p. I* t1 _0 }4 `# J
- }$ I) T3 u0 c1 }( U4 ?8 d) S
- .dropdown-menu-item {1 k- N5 W- c! [9 D! ?
- cursor: pointer;
4 L1 y5 c7 K& Z/ g8 h' L - padding: 1em;6 k/ W$ `' G' W6 f* H4 f' k3 v/ f; A
- text-align: center;
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" G `. Y# | M - .dropdown-menu-item:hover {
* b. o: e/ u) q- R% T - background-color: #eb272d;' v0 W* W+ {' y% G$ c7 F8 E
- }
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1 ]7 v5 {# A) G1 K可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! a& p; P3 X3 q - <!-- Checkbox toggle -->
; ?7 A8 {. [+ O0 A5 S - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 G" O: ~6 S, C! T. N2 Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
" M" E( A- x& u* q" y7 K6 A - <!-- Content to toggle from www.mfbuluo.com-->. x3 a5 x g, e4 Z# I* v( e
- <div role="toggle" class="toggle-content">! n( T' E: {+ _- w
- BA-NA-NA-NA!
3 H1 z4 C, M% g; O' F4 z - </div>
: B6 b, j# g$ |0 t, d - </div>
复制代码CSS代码内容如下: - .toggle {
8 S4 `% [+ k8 d. g: X0 y - margin: 0 auto;% m; ~9 M: ?2 o: c. I
- max-width: 400px;
2 O# E( k5 J9 r) m - }
4 _* w% r5 r; l+ k2 R8 i3 L - .toggle-label {: [0 s. u$ X# ~0 b- D! Q
- font-size: 16px;
+ [: y! ^& A0 r) \ - background: #fff;$ T; y" Y5 {* j( z* P C
- padding: 1em;4 ~" C$ G7 {: ^' r4 p7 E7 J7 e
- cursor: pointer;
* W% ~/ I1 Q. R3 w8 m' ~ - display: block;2 l1 T! x; [& d. p3 I0 W
- margin: 0 auto 1em;: R6 R8 \4 }% m ?& E, ^8 W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 c( a5 U, r' U* m' ~3 j9 J7 ^
- border-radius: 4px; i. y% G0 {, l4 u) u) I; |, |2 q/ @
- }
% w# p# w" K V# J/ E9 U$ ] - .toggle-label:after {
# x# V6 O' A' H8 \ - color: #ED3E44;
0 J9 i% @/ `; j - content: "+";
9 M+ v# w C" \! o! n3 Q4 S - float: right;6 W2 E% z5 J1 D4 x* M
- font-weight: bold;& f. g1 {& o( `- M* @' `
- }+ J+ b H5 S# ^; Y& F0 Q
- .toggle-content {: U# r1 _" q s+ p# n" i
- color: #B0B3C2;& K; N$ ]% G* M3 x
- font-family: monospace;
4 u" |! V' |$ F. K) [' l& X3 n - font-size: 16px;7 r1 x# m2 U' e. j2 P0 `
- margin-bottom: 1.5em;$ _0 n6 d* J4 R& U& v2 W' O% t
- padding: 1em;
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- .toggle-input {" K% v7 p4 ^! E) s0 r
- display: none;: c2 o& w: B' p! x$ p/ x8 @ n& ?7 H
- }! {& a. {& _, v+ C& R( J
- .toggle-input:not(checked) ~ .toggle-content {
( @+ h3 }- Z1 T( |+ C - display: none;
! f( ?3 p) |0 P9 l* k1 ~ - } H2 Z5 ?- M1 n' i" Q, q
- .toggle-input:checked ~ .toggle-content {
8 Y$ [6 k, s* Q% ~5 Q) [2 A - display: block;
7 v4 x3 _- j. I/ g - }
- @ b. k |1 }4 l/ n- V# _/ L: D - .toggle-input:checked ~ .toggle-label:after {) }0 a5 A& R. h4 I
- content: "-";" f; r' @6 y: ^+ T- F, f
- }
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