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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!">
/ z! c( S) x) B& X+ `0 H- } - Label for your tooltip' g* L8 {9 R. X" S. ], k4 \8 H
- </span>
复制代码CSS代码: - .tooltip-toggle {- K& Q u& i/ ^, O
- cursor: pointer;
# u$ }7 \6 I3 x" I8 ^ - position: relative;
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9 @( C1 ~4 c; q D' q8 a - .tooltip-toggle svg {. a0 t! x3 l) N. {# H- R! U
- height: 18px;" t' H4 `' a$ c! |2 r0 {% m
- width: 18px;2 N: x r1 O( f0 k4 S
- padding-right: 0.5rem;
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4 O; z. D6 Q; ]# v* I7 u/ O - .tooltip-toggle::before {2 u# z$ i+ N/ x, n
- position: absolute;, Q/ B( i- b9 m: f
- top: -80px;
, u4 i/ D! B! b( ^ - left: -80px;
3 x/ q, i$ c- z$ G! W5 X5 i - background-color: #2B222A;
; X& t. u" J y$ n& |0 n/ q2 |* S - border-radius: 5px;
( y$ [ Z" K" e1 A/ e - color: #fff;0 F) w1 w: H& U
- content: attr(data-tooltip);
# d. G9 F; {! w - padding: 1rem;
8 P$ k3 W( p7 B. _ - text-transform: none;
1 z( v+ s) F" _0 h5 W7 }7 l - -webkit-transition: all 0.5s ease;
A$ E9 n' S. r, d - transition: all 0.5s ease;
, f& d+ N$ [" T, p! g9 } - width: 160px;
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! ~- b! `, \' |9 \' E$ `( d - .tooltip-toggle::after {
$ i$ y0 B$ f% ~7 b - position: absolute;6 f% ^% p/ q& _( g4 [' q
- top: -12px;9 r, `! l! R: k5 T9 v
- left: 9px;3 a- {, ?7 ^! H/ o
- border-left: 5px solid transparent;( }1 W, u6 W1 ?; p p% w5 B
- border-right: 5px solid transparent;, R. `. G3 t8 L e) m" [) B# X0 o) p$ t
- border-top: 5px solid #2B222A;
$ {, Z. C- N& e! [ - content: " ";
" ~+ t- E" I) T" d Y - font-size: 0;
* H9 |! L, n3 H; ~ l" i0 \( q3 w - line-height: 0;# R, O2 g F# A7 n
- margin-left: -5px;2 k0 s2 F6 w/ A, ~& l
- width: 0;4 A8 A2 u: e l5 T
- }
& F+ Y3 U5 D: L - .tooltip-toggle::before, .tooltip-toggle::after {
6 J$ V$ y ]0 f - color: #efefef;) u* R( f( w8 s9 ]
- font-family: monospace;2 A" Z+ X: N6 ~% Z7 R B
- font-size: 16px;
( d) h' {& @/ m' } - opacity: 0;
9 _& h4 M6 P+ l, c9 `4 e. U - pointer-events: none;
/ O# {6 ?& {% \7 ^ - text-align: center;
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3 w1 ^. i2 y l- [ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! o! o5 a3 U/ c3 K2 V6 A5 J
- opacity: 1;9 h; O) o" l4 _3 o# L3 e
- -webkit-transition: all 0.75s ease;4 I! Q8 t) G' _) e* a
- transition: all 0.75s ease;, y3 k0 D' H& ?: f% Q+ b) t4 X" T$ 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">
$ {" ]# L ]! \' D$ m - <ul class="nav-items"> Z9 a" c9 g3 w- N. X- t2 ~2 G
- <!-- Navigation -->! {# ~) Z9 X6 U; H4 T+ e! ?5 }
- <li class="nav-item"><a href="#">Home</a></li>" |/ r1 x1 v* N8 q2 I, f
- <li class="nav-item"><a href="#">About</a></li> x% n, [ y J3 B& H$ x9 c) A
- <li class="nav-item"><a href="#">Contact</a></li> i& D4 ^& L: E! J g9 v/ J
- <!-- Dropdown menu --> i( |( ~" M: v6 ?& U( |. ?% D. v& c
- <li class="nav-item nav-item-dropdown">
% \3 K2 @: C: y; ~; l1 w7 a2 ~" H - <a class="dropdown-trigger" href="#">Settings</a>
! y' x ~4 G6 l0 g& Z' o+ _" ^ - <ul class="dropdown-menu">
% J; k% ~5 c" ]% `5 q j - <li class="dropdown-menu-item">
' r5 z. y1 u8 q' X - <a href="#">Dropdown Item 1</a>
1 O! c& @$ y; y7 A- O1 g2 n - </li>% u* n1 Y5 p$ D$ B
- <li class="dropdown-menu-item">
: F0 m% ]: o* E4 I) E1 B - <a href="#">Dropdown Item 2</a>
* [; N/ p, U! Y( I4 j' c, h - </li>
# W* K7 _( }& a - <li class="dropdown-menu-item">
j9 o( h: i# U( K - <a href="#">Dropdown Item 3</a>
S, f5 v1 o4 n- ]2 w - </li>
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- </li>
* R5 J- i( h5 b - </ul>
1 H9 u' \( B* D$ _5 ?& H. q! b - </div>
复制代码对应的CSS代码如下: - .nav-container {7 u# B) {; d! M% s( [5 T
- background-color: #fff;" z( p0 Y- ^- P
- border-radius: 4px;
8 { o( ^+ r3 K6 M8 \" b( m: M" T" q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& M5 y& I. u! i/ U - padding: 1em;2 \4 V% e+ G8 Z, U5 K9 c( H* p
- border: 1px solid #eee;3 w( `1 f3 [; {" d# x" V
- display: block;) A0 [& o6 e3 A( M3 `8 U2 v
- max-width: 400px;$ D( u5 D7 M6 ]+ E1 c |( j
- margin: 0 auto;
+ e6 ]3 D/ y8 [% s/ l( o( Y - text-align: center;
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- ul,, x% ?+ c$ W: ^" k. i1 M
- li {5 T5 t! s, K- d
- list-style: none;
( h; N5 V2 y% Y A( I, e0 F - -webkit-padding-start: 0;
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- text-decoration: none;& X' S2 h& ?6 g) B, U. h0 q# P6 T
- color: #ED3E44;( u# [4 a0 q( g" M0 E
- }
2 ~6 ?) z) |9 F0 v5 ^$ ?/ `- R% p - .nav-item {% H3 a# P/ I$ {( F- z
- padding: 1em;
9 ?/ t7 V, w: d/ B - display: inline;8 c- `9 o* R; G
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- .nav-item-dropdown {# L0 N+ R; B. b X" R; n* f
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {0 ?: R% J$ Y9 W
- display: block; j% [$ Z9 {8 Y$ t3 x$ z/ v$ I
- opacity: 1;
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- .dropdown-trigger {
! Z2 D% s6 Y/ G2 n/ ^# f2 L! n+ g - position: relative;
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- h) y3 \- d7 A6 b+ h9 P1 g - .dropdown-trigger:focus + .dropdown-menu {
8 l$ m R# k1 |. X2 m4 H% P - display: block;
- {" P3 i% g) V: R7 d5 a6 R/ H1 m3 Q- o - opacity: 1;
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# x5 |$ [4 }; S& N. a. [0 N, M - .dropdown-trigger::after {
E; [! G7 \2 O; f8 r$ L# h - content: "›";: U; P1 O( U) E' @8 o5 j, G3 J
- position: absolute;8 l( |( ^7 D) a* Z' f" f
- color: #ED3E44;! `: K# b0 C- {8 J* u
- font-size: 24px;; S8 G* s( W. D* D) m5 X
- font-weight: bold;
5 d" @1 W+ `5 a& I - -webkit-transform: rotate(90deg);
5 w# [# t: ^1 C. a - transform: rotate(90deg);
5 e8 _2 F! j; A! O4 H - top: -5px;3 z8 w. l# d9 I5 y6 N) W
- right: -15px;( D- z% t5 ^& n5 A
- }
0 S* ?) F) s' A/ h; B - .dropdown-menu {
$ B) ]7 X+ \0 b; L; _/ [' h/ ], r - background-color: #ED3E44;
0 B+ \3 v1 e( A7 f* [9 b+ k - display: inline-block;
. y( e; Y* S$ u1 t3 C- p, ~ - text-align: right;
1 p$ p9 P: D1 n' H5 H - position: absolute;+ _/ e' V9 Q4 Y2 Q! H
- top: 2.5rem;
7 J+ C; T6 ^3 v# J' q - right: -10px;
5 U2 ~7 A. z7 i) [* B - display: none;
9 n) |6 C: g4 Y% }/ G4 C - opacity: 0;1 R( j$ E; C' X7 R- A2 p. k! e
- -webkit-transition: opacity 0.5s ease;" a; ~* ]1 K$ V) g) z
- transition: opacity 0.5s ease;
3 h% C j7 B2 U9 S+ d5 v* _ - width: 160px;
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- .dropdown-menu a {
( R3 S! u: C. e - color: #fff;
1 G8 `4 N0 R, S# n" q - }
: F& |/ T T J4 s - .dropdown-menu-item {: v3 c5 `2 {6 ]* v9 g8 ?5 W: t
- cursor: pointer;
0 D$ k5 W s4 e( c0 z8 Y - padding: 1em;" i) }+ v1 X- t6 a- |% u, ^" U
- text-align: center;
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) t% K& ]1 y( \ _ - .dropdown-menu-item:hover {$ k) I4 u+ h+ ^* ~8 V3 m! C U. ^* O
- background-color: #eb272d;
/ o. T% ~/ o- a4 ~1 ~ - }
复制代码 9 a8 u4 q g# x8 L" n" _0 h
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
+ e5 K4 G; ^5 C/ a, T- W2 F - <!-- Checkbox toggle -->
- n9 A M, D2 R$ { - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% Q% s* i( L9 R; Z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- X% }! \3 C/ a6 ]3 P% v$ T
- <!-- Content to toggle from www.mfbuluo.com-->+ a* d0 D, C! J/ J
- <div role="toggle" class="toggle-content">
' C/ y, ?; e( U/ O" y! t - BA-NA-NA-NA!
6 J0 R l- ~7 P% C; M! K - </div>2 N" b; R6 b1 u
- </div>
复制代码CSS代码内容如下: - .toggle {/ v/ e, G8 {8 P! A
- margin: 0 auto;) [4 q3 p+ C! _1 z8 i: _
- max-width: 400px;* ]% U; x( F2 ]1 d5 E- w9 d
- }+ _# z+ `+ b Y* V3 c, i0 M
- .toggle-label {
! f, X/ q) j0 j - font-size: 16px;
5 t' w/ D* O3 [& o# W3 _$ |* P - background: #fff;
# y4 j8 p- a4 H7 `. D: {8 j! R - padding: 1em;
/ E2 Q7 k, @2 _4 { - cursor: pointer;" x5 [0 L6 |! M% U3 }- L' _
- display: block;
7 s: T0 _: l* f, F8 H - margin: 0 auto 1em;
8 L( I1 V2 j. L2 L8 v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# Z- S# r: z) a' P4 s0 t
- border-radius: 4px;2 a! {# N$ u: { m# R
- }
; d3 {8 x$ V" W& E - .toggle-label:after {
/ G8 Y7 u& A& r ]2 u- X - color: #ED3E44;
" d7 f) q. z5 X; z6 \0 d - content: "+";
' s) }9 P8 P' U/ O7 j0 e0 r7 M - float: right;
9 E; R! k: a: h% d0 } - font-weight: bold; N: m% l6 S3 g) T+ a" L- X
- }
* h* K2 V/ v C' X/ e& m - .toggle-content {$ W6 E/ U' n* {+ _
- color: #B0B3C2;; V1 Q; U! A$ \! D3 L7 R# f4 c& B
- font-family: monospace;+ ?! S- Y' P! e3 ?2 A
- font-size: 16px;" H1 s v9 z( P& x& N
- margin-bottom: 1.5em;
6 v# N& x" b; P' s2 S - padding: 1em;
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- .toggle-input {
' l# c* I% C( N2 n- x, B - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
0 ]2 z* a d, b: F - display: none;2 X/ J* Z! ]/ b h
- }
: {: ]6 D7 \: g7 m. I0 p$ L - .toggle-input:checked ~ .toggle-content {' m% J3 z/ j% c$ r+ ^9 G
- display: block; d- a3 _( y' F9 }- f
- }0 C7 @. o4 r3 r' q1 B
- .toggle-input:checked ~ .toggle-label:after {: A# `1 n8 B7 F U. A8 L, D
- content: "-";
7 u9 f+ I% q% s1 Y1 k. B( h9 p5 H - }
复制代码 ! d( c( [/ @' K) R3 \ G) }
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