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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!">
1 y3 {" G) ~5 W3 z$ @/ @: R' ~ - Label for your tooltip& n! ?9 x5 Y. ?+ g7 Y7 H4 n/ ~
- </span>
复制代码CSS代码: - .tooltip-toggle {& h: e# X8 O( o5 ~4 _% W( p: _
- cursor: pointer;
+ l; B4 U. W, O+ m0 n3 y$ c - position: relative;
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" B. M9 d9 H7 b% J" Z/ k8 Y9 _ - .tooltip-toggle svg {2 g$ k# ?$ S3 n* e1 E8 h8 l8 m, p
- height: 18px;
7 G- d3 x, Q- B$ A - width: 18px;
! H- ~% F( ?* ?, u - padding-right: 0.5rem;$ o+ J) g+ `) m. N9 \' \- c
- }) F, o& F* p1 c( g8 q! C1 O! X5 H: D+ {
- .tooltip-toggle::before {- S6 d' a( q; B# G' _0 C
- position: absolute;
" {. ]6 _5 a; L, q - top: -80px;& U, k& U4 l2 J! N3 f' q8 l& V
- left: -80px;
* _/ Z' Y1 Q' V5 f$ g. W - background-color: #2B222A;6 Z# ^7 P { e6 Q
- border-radius: 5px;
) g+ a! g# Y; ^& ]& A - color: #fff;
5 z0 T# c/ d4 |4 B/ k - content: attr(data-tooltip);2 T( ^) l/ N1 n5 Z( G |. T1 ]4 {
- padding: 1rem;% b0 u1 \5 x0 q7 p) `& H# r3 {' l8 j
- text-transform: none;
& Z, h: ~. K2 i2 ] - -webkit-transition: all 0.5s ease;4 Q% D% ~3 ~: h+ Z3 j [
- transition: all 0.5s ease;5 \0 ?# x: s% W8 s8 Q- E9 g
- width: 160px;
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- .tooltip-toggle::after {, X) N# `/ G; M9 L7 y
- position: absolute;
8 ~' ~; I& z& u - top: -12px;. U/ q# c5 j9 E
- left: 9px;3 y3 v. L3 d) i4 n% y$ G
- border-left: 5px solid transparent;! T' z0 }1 l2 m; T; [2 @% k0 S
- border-right: 5px solid transparent;
/ o+ | }/ s5 N8 v: A - border-top: 5px solid #2B222A;
' T0 n( t5 ^) C* q - content: " ";9 O) j& ~( H: m' R' n0 v9 r! P
- font-size: 0;- H$ [( r2 o% B" n) h# x3 N1 M
- line-height: 0;! ]" w ]. o( x( ]) R7 x* E; P6 h" t
- margin-left: -5px;5 O; p7 y- }: n* N
- width: 0;/ {! a, @+ D- [
- }
9 `2 q8 k0 T- Q9 t# h6 D - .tooltip-toggle::before, .tooltip-toggle::after {9 r% F0 z+ l7 I, d+ Y4 P# ^# a
- color: #efefef;8 C* P7 `" ~0 o3 Z$ W& v
- font-family: monospace;
" t% H Y: }% x! ]/ |# I - font-size: 16px;9 ?. |$ _/ W" N; e+ e& N
- opacity: 0;! |" } H! k% |
- pointer-events: none;" u5 [5 E* f: w7 S" g1 G) ?
- text-align: center;! W8 q; @' p- i; a n @7 p
- }
( P# v7 Q' Z9 G0 K0 n - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 f2 s, e4 x2 |1 V) F# _ - opacity: 1;, r' N# R1 o1 `, _6 U( b& y
- -webkit-transition: all 0.75s ease;
" D# B9 H6 _0 A" N$ F' K! ~8 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">, R+ S2 M/ B0 v- c
- <ul class="nav-items">. s3 V) H% a& c$ K7 ?4 f
- <!-- Navigation -->$ z6 Y* I+ F3 e2 r$ y: y% s* B
- <li class="nav-item"><a href="#">Home</a></li>& m9 x0 i. s1 ^: y! j
- <li class="nav-item"><a href="#">About</a></li>8 r+ W9 E5 B: G
- <li class="nav-item"><a href="#">Contact</a></li>8 k& i5 I* D- Q1 Q
- <!-- Dropdown menu -->
& T: i: y. f2 o9 B6 G - <li class="nav-item nav-item-dropdown">5 G! K r; V U% v. a$ q7 u
- <a class="dropdown-trigger" href="#">Settings</a>2 P+ {* M% X9 m) ~
- <ul class="dropdown-menu">4 E0 m H* y, ~% \$ L' \5 H
- <li class="dropdown-menu-item">
3 J7 f$ Q7 ]- V3 R# v( s1 S5 q - <a href="#">Dropdown Item 1</a>6 o$ N' O- w9 a. d3 n
- </li>
8 |) [6 _# B. z% C8 e" { - <li class="dropdown-menu-item">
( ^" a1 t: Q" o4 q - <a href="#">Dropdown Item 2</a>
: {: n: u, J) d2 @& A% V5 e - </li>: J) b7 ~7 D( G6 h
- <li class="dropdown-menu-item">8 ]: Y$ S) X# l4 Z
- <a href="#">Dropdown Item 3</a>
; t( }9 r0 V8 w% k, i5 V3 K& A - </li>1 [) @' r! Q. T; [1 o/ }4 F& R
- </ul>
, n& I% m9 m; w( U" w; f - </li>4 S8 N* e4 o' j/ c. H" [/ [! q
- </ul>
% j1 ?# u8 x$ _7 F - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 B! J* t& d4 j& n* A - background-color: #fff;
' F W# Z, B" F9 M - border-radius: 4px;4 b& S6 g a7 P7 G, J2 x5 T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 |- k2 v4 K' c
- padding: 1em;
4 c& f0 z; a0 H: _9 k, ~ - border: 1px solid #eee;
0 T- p' Y; _4 a1 Z% o8 @+ W - display: block;* x$ X/ W* ^( L
- max-width: 400px;
& F/ | C Y' J. y* R5 q! O - margin: 0 auto;
& l" y) @# q! ~1 r" K4 f - text-align: center;
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- ul,8 A1 B0 M. F7 l8 E0 U, d% j4 k) u1 }
- li {% O- B$ v: B! I0 t
- list-style: none;
8 w; V- I W- Y J# K* H/ {9 k - -webkit-padding-start: 0; z" ]# o x2 u/ x
- }
+ H p+ V9 U. O, ` - a {
: f( Z( v7 G+ r4 g, l" S9 E - text-decoration: none;
1 i4 I6 _" R4 F! r q" ~ - color: #ED3E44;
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0 T- r8 c8 e. U' T, G8 M! | - .nav-item {
+ t; \9 Q7 M& }$ L% W& j - padding: 1em;
/ f' i& \ L. R9 W( i7 | - display: inline;& d& s3 |- d* D8 S+ C
- }
8 r( C i' o" ]& q5 q' U - .nav-item-dropdown {
8 A" f. R1 c' {4 }. l# y - position: relative;! c9 x7 B6 i+ ~5 h+ e# e# |+ {
- }" u1 ?+ l8 ]6 ^3 \
- .nav-item-dropdown:hover > .dropdown-menu {
% z8 v; t. I3 x - display: block;, _" `8 v: y; v8 C8 Q
- opacity: 1;2 Y* t w1 ~2 W9 H3 x! I7 t4 l
- }/ }* s* K9 s5 {- h% N) a+ v
- .dropdown-trigger {
. U& F! s! p1 h+ f% i/ S" S9 m - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {2 e; k) x1 z! T* J' N' [; p' [
- display: block;- s% Q6 P7 G3 Y
- opacity: 1;
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, z2 T y; B& B$ t1 o% ~ - .dropdown-trigger::after {
/ A& q, Q; |+ r- p Q - content: "›";/ ^5 A) q+ j, B( ^
- position: absolute;
. O' _/ L N1 t - color: #ED3E44;
$ B) W2 x9 }1 o - font-size: 24px;
/ M+ G" ]+ s1 i; S" c- f; \7 \ - font-weight: bold;1 Q( P/ ~2 {- W
- -webkit-transform: rotate(90deg);
8 |3 a$ q! ~! g( F0 Z- v0 T4 I - transform: rotate(90deg);# [; |' G% J2 G
- top: -5px;" W3 h K# x$ ~/ S1 o
- right: -15px;
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- .dropdown-menu {
, b$ j( n) ~( t9 c) A* h* f4 _ - background-color: #ED3E44;8 i3 t: `5 U. K
- display: inline-block;
) _- t7 R; t C, a, x( S! _8 m - text-align: right;( _2 X) _4 n5 q, P* w) Y
- position: absolute;6 N- G7 {% d/ a% t! i1 p
- top: 2.5rem;
" H( z0 [. a0 q/ g2 d* x! X. K8 b! m - right: -10px;
7 c& |* `6 o/ L+ r, P5 T - display: none;, }( z" ~/ I3 Y, v
- opacity: 0;
1 k5 R0 v1 c1 { - -webkit-transition: opacity 0.5s ease;4 ]- b A! T0 a
- transition: opacity 0.5s ease;& @/ o/ L3 w6 A
- width: 160px;
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- .dropdown-menu a {4 a. Y. H8 Q4 f: S& ?" Z
- color: #fff;: w( z( k9 G. Y# A w; w
- }
+ W. B$ j1 j; p9 h; N, v' n+ o) w+ O9 U - .dropdown-menu-item {5 o+ R& m# \3 @3 o, b, E/ V
- cursor: pointer;
- Q2 R0 S0 I% n: z' I0 @8 B! e! R - padding: 1em;
- e! T0 V" ]* s) U; u3 r - text-align: center;
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+ e3 h3 o* g. {) @- S0 U* X - .dropdown-menu-item:hover {0 ~! F# L3 X3 A' w
- background-color: #eb272d;
) t$ }7 U8 ~+ N8 i - }
复制代码
: ]" k" L7 [) t4 p+ f( w可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- @! r# j7 s `' I - <!-- Checkbox toggle -->- A! }) u2 z/ N" f3 l; o: w9 e
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, m% h3 m: V1 z: f D7 Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( f* s. i' v( ~2 x" e2 X. ` - <!-- Content to toggle from www.mfbuluo.com-->
5 P+ S# m! P# {3 ] - <div role="toggle" class="toggle-content">6 ]" Z0 u u. p/ E, }( [9 `
- BA-NA-NA-NA! | y7 S7 i/ ^: _6 E. c1 {% e
- </div>; O. r' z, N; U
- </div>
复制代码CSS代码内容如下: - .toggle {
8 I3 U3 u; E) u* ?. n - margin: 0 auto;; q) O8 @% ~, K7 j, X' ]/ ?
- max-width: 400px;7 s V9 O3 {1 v4 X
- }( C$ \6 h4 e, G' x# q, B
- .toggle-label {6 @: Y8 F( ?: t% Q2 \
- font-size: 16px;
i! |7 Q4 U5 Y v* b! o& e - background: #fff;
( T% I! `5 N ] ^ - padding: 1em;
$ L# a+ q* N5 Z - cursor: pointer;
7 w$ s1 \; |/ { - display: block;
# @3 s1 `) ~# [- a) o7 B - margin: 0 auto 1em;
- I/ V. [" `$ \" } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 `3 q$ z- M0 g o( W5 E( D8 y
- border-radius: 4px;
% t9 z# g+ J+ d# B5 |) T$ x2 S$ C, C - }
3 R! ?1 q+ ^% r - .toggle-label:after {1 s- T8 M2 Z, y+ h1 H6 @' o
- color: #ED3E44; H' t) f% |. v" Z, O$ M) X
- content: "+";
. e0 n3 V' Q2 X& ~- F# q - float: right;
& X7 S7 Q9 d9 b - font-weight: bold;. ^' Y5 P8 s# l0 w$ X& T( h0 {
- }5 R1 f { q8 m' {9 E# G [
- .toggle-content {
- A2 V6 K3 j! f: C% c8 {" Z+ x - color: #B0B3C2;2 R" f# e1 C* {% U0 ?: T. [ A) t- D0 v% @
- font-family: monospace;
' m$ v0 [2 D: }2 L: j# L+ ]% H- i - font-size: 16px;
1 |& r' }2 L5 H& w+ k" w$ H! D - margin-bottom: 1.5em;
I. H4 B: V! R% H - padding: 1em;( x; Q+ D4 J! j$ [
- }1 h. g6 k0 [" u0 b
- .toggle-input {
& h6 S* t. \: P: Q - display: none;, k8 n v. d: P
- }
. |8 ~' X' W6 i) ` m - .toggle-input:not(checked) ~ .toggle-content {# a4 h2 O3 U" F' r: g4 L! @6 s
- display: none;
6 }$ X, F) W8 t- { - }
* g- `2 q7 A' M7 ^: m. C' Y/ ]5 p$ X - .toggle-input:checked ~ .toggle-content {& F: g; @6 M+ l+ {; Z3 y
- display: block;
3 s' T0 u' z+ g - }
) M5 ~3 z) Q, Q/ K1 J, j - .toggle-input:checked ~ .toggle-label:after {
+ K/ Q' |* x3 S/ D3 d - content: "-";5 B2 y) O! I1 J, E2 y
- }
复制代码 ! s5 g2 d; [2 X4 t) ^: d& e
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