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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!"># I- M/ t# v6 N6 P: z
- Label for your tooltip
# R) K7 I* h `7 _8 Q - </span>
复制代码CSS代码: - .tooltip-toggle {
/ O! t, Q1 [+ e7 g& y! x - cursor: pointer;
) b2 U- r+ |4 N& a8 I! P - position: relative;
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- .tooltip-toggle svg {
( q% C5 O4 s g8 E9 v - height: 18px;: I$ p2 w1 } v
- width: 18px;6 r# y8 C9 ?0 Z
- padding-right: 0.5rem;. Y+ M7 o& D, Z+ y( q
- }
* h2 L! K. R/ S; U' b: a - .tooltip-toggle::before {
6 T- k5 P% X5 }2 R3 n - position: absolute;$ z V. f# u9 }, k
- top: -80px;7 k; U) t; @% x S' D( J
- left: -80px;
5 u- n8 w( q5 c+ x* H2 j - background-color: #2B222A;# ~3 A; j1 }7 b# F( x( Y
- border-radius: 5px;
4 r+ O& w5 d% c1 a3 C3 [1 I - color: #fff;% _# L4 Z- }' K% Z! X6 {9 `/ V
- content: attr(data-tooltip);: l: Z: }1 p4 a5 T% }
- padding: 1rem;& u' x. W0 H& Z% K
- text-transform: none;/ Q& [4 h" h @0 _
- -webkit-transition: all 0.5s ease;( s I4 U; @# P, S9 B
- transition: all 0.5s ease; @! X! G! O" z
- width: 160px;
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- .tooltip-toggle::after {2 d+ j7 J5 K( {3 _5 u% P4 ^8 r4 j
- position: absolute;) A& _: V) e" }. ^( y2 |
- top: -12px;8 p- g/ O1 Z6 z) u) G3 [
- left: 9px;
. l1 D4 a& V" l2 e- u1 ? i3 t - border-left: 5px solid transparent;* |7 }2 ?0 _8 N5 E j) I
- border-right: 5px solid transparent;
& y1 z0 M3 T- ~( Y1 j1 L. ^/ w0 y - border-top: 5px solid #2B222A;
& j0 X7 f! ?, o4 |8 I - content: " ";& K2 A6 O9 q0 |8 ^
- font-size: 0;4 s2 J, O8 t: q# p
- line-height: 0;
; A1 l8 w/ ]8 _$ t - margin-left: -5px;" v; t5 g' h' @' V9 n
- width: 0;5 m- L, y0 i: _- H( C) e$ J
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- .tooltip-toggle::before, .tooltip-toggle::after {
2 a* k/ U8 d. g" x' j - color: #efefef;2 A. Z# j6 Z+ h& }2 {
- font-family: monospace;
! s, R- }" f) x - font-size: 16px;
$ ]3 H3 D! `" s* P7 W( e - opacity: 0;+ A) w9 y V4 Y# d! d
- pointer-events: none;2 }' z. ^+ ]( C7 H" ] }+ d. x
- text-align: center;
: o A" p* @; d K N1 t* F- b, ] - }
: J% O% B+ L$ ? - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& N0 _7 ~6 {5 D: B - opacity: 1;" n! a) F/ d; Q9 N; f7 j8 y
- -webkit-transition: all 0.75s ease;
: S+ ]# P4 L, l- |' ^5 Q - transition: all 0.75s ease;# g3 S9 g' ^- i7 b) @, Q/ D
- }
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">
R1 e/ T4 B3 f5 M; ?1 F - <ul class="nav-items">
4 v' Z( Z( G( u! K2 F7 H7 X E) p - <!-- Navigation -->
. C+ D: G- @0 e* M - <li class="nav-item"><a href="#">Home</a></li>& T$ P7 F. |: k5 Q- Y" q
- <li class="nav-item"><a href="#">About</a></li>! E9 e$ ]$ s3 m) u+ c
- <li class="nav-item"><a href="#">Contact</a></li>; e: Q! i5 f4 I
- <!-- Dropdown menu -->
$ ^# ?; x0 K3 g2 |0 m - <li class="nav-item nav-item-dropdown">& E" b2 ?& M2 }* X
- <a class="dropdown-trigger" href="#">Settings</a>+ v6 T6 E! w. E. V2 F
- <ul class="dropdown-menu">
' ]' |* x$ ~* E) k# M4 M$ H - <li class="dropdown-menu-item">
1 i* u+ L# h* V8 i9 D* t0 c5 \ - <a href="#">Dropdown Item 1</a>4 ]& L0 ]. @; M/ f( t6 h. C$ F- W
- </li>
. z* [+ ^" O" o/ a& R - <li class="dropdown-menu-item">; Y& e: P* u; t( k" E
- <a href="#">Dropdown Item 2</a>: [5 f" l' V! M5 I& M3 h
- </li>0 @( r# T1 r$ [% |% n
- <li class="dropdown-menu-item">& ]7 d1 [- A/ F) R
- <a href="#">Dropdown Item 3</a>! k" i E) M0 j7 Z. _
- </li>
( Y8 {) b v+ O& o# o& y" U; v& a! ` - </ul>9 E+ F/ @7 t* G+ t* Q2 Y8 [
- </li>( l9 e( G$ M0 ^7 a
- </ul>% p/ Q3 L. f9 {3 k3 `( \/ U
- </div>
复制代码对应的CSS代码如下: - .nav-container {, F- Q% } a# C! Q, Y( d
- background-color: #fff;
% V" m: C2 ^/ p8 ]" t - border-radius: 4px;
5 o/ K6 X2 h w+ ?+ U9 A - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ p3 h0 I; S0 s, b7 g& Q( F - padding: 1em;# O- h, y! x1 z1 A K2 \' x
- border: 1px solid #eee;0 ~4 N5 Z' D6 ~# _1 c
- display: block;; c) A( d: N8 k8 c' Q4 C3 U; Z
- max-width: 400px;0 f. j; l- u1 L$ ]7 [
- margin: 0 auto;
0 _# o- ]! H& i5 m+ h; s) V - text-align: center;
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- ul,
! ?' M. i5 I% j0 a' S$ p ?+ N - li {& q5 Z- B3 O# l0 s/ v6 P% F4 R
- list-style: none;7 V' s& K, e8 T0 J7 z+ W
- -webkit-padding-start: 0;2 n4 S: x( L* s# v2 K7 O6 b. l5 B
- }
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- text-decoration: none;* v1 r1 z' G" v) w# e A9 t" ^
- color: #ED3E44;
5 D+ ]8 T' z3 s& a0 ~2 ^) T8 F - }
& @' {. n3 W* g6 F5 A/ A2 y( ~' v - .nav-item {4 ~5 g' c; _; |' n6 c5 o; ?
- padding: 1em;
$ e+ a: C/ Z% I) G1 B8 T - display: inline;
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. D/ m, B& B6 ^$ V& Q - .nav-item-dropdown {
W% s' h: O% o0 P# F2 ^ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
, }9 L$ i5 ~4 W2 _6 n! U/ K - display: block;
7 p% c* `" N+ d4 ^ - opacity: 1;
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- .dropdown-trigger {. s9 D( m5 c$ U5 a& _' G! u& i
- position: relative;
3 ?. B8 Z* q6 g# M& g1 M+ j2 Y, p - }
! D. E6 Q8 _6 K6 V0 i( C8 V - .dropdown-trigger:focus + .dropdown-menu {: [8 c2 J9 x# r$ W$ I2 a2 R9 K
- display: block;3 [. T; q) t7 l* K
- opacity: 1;
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- .dropdown-trigger::after {
6 _7 o* r9 A6 E- u1 X - content: "›";; p; ]- j9 [$ t4 O2 Z
- position: absolute;* Q( |: P! ~5 Y- S* k+ V" t
- color: #ED3E44;" Y: p4 @. _1 T( S& ~5 w
- font-size: 24px;
" M$ `' Q* K: j, X3 L. e6 j T) Q - font-weight: bold;+ K* o( m4 h' z$ M4 H
- -webkit-transform: rotate(90deg);
+ X. @- m- l$ X8 u2 y$ O% a - transform: rotate(90deg);
4 {( d$ a7 N$ E - top: -5px;
1 F2 G. E4 I+ _ - right: -15px;
. T) W! `5 Z% F0 O( N - }
9 l* {% t1 J) x& o) p - .dropdown-menu {/ K8 v6 W5 R6 E4 w6 j
- background-color: #ED3E44;/ x9 M8 a+ s8 Z" G' d m2 o
- display: inline-block;
4 Y" p2 Y2 W8 K6 d: T( Y( R: x - text-align: right;" m C V* O% E1 y2 ^1 x& X
- position: absolute;
. V. K5 O4 `: O( c" J* @ - top: 2.5rem;, _$ |% ^3 O& } }6 \( F% `4 {
- right: -10px;# m) e5 @! K6 N4 X6 D, O0 A
- display: none;
- j6 @: j8 J1 Z - opacity: 0;) q! p8 b% H; C Z9 W: y5 }7 T" \
- -webkit-transition: opacity 0.5s ease;
& N- J5 `5 J% K+ | - transition: opacity 0.5s ease;1 F C0 U$ y5 W$ p. B( D8 M* z
- width: 160px;
- E" H: f& V1 e9 b - }
" c. k$ v9 u: n: A3 C/ q# _ - .dropdown-menu a {
: q9 g; r# u. h - color: #fff;
/ L3 s7 }* i2 u9 }% ^& m, O1 L - }! y+ H' q" v* p* K
- .dropdown-menu-item {, ^( S- n ~. S) f5 }9 \) K4 x W
- cursor: pointer;% O A S. c, U. X" m
- padding: 1em;- L$ S7 a# D" {2 [0 p; Y
- text-align: center;' v/ z+ N, L P% r7 b0 Y4 U1 t$ ~
- }4 i3 s: X2 w7 h) ~% O- S
- .dropdown-menu-item:hover {
( U6 C( g! f, J/ Y9 S - background-color: #eb272d;
8 y5 H9 u3 z4 h, @ - }
复制代码 1 X6 y& I3 s5 b- d' S5 a
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# d. \4 _9 B$ N4 I6 f - <!-- Checkbox toggle -->. m# O9 K g" x( z/ `1 H& V. L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
. I% G, H# Z" D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& E, n( T# [# S3 R9 ?+ K; [) Z& @
- <!-- Content to toggle from www.mfbuluo.com-->3 Q9 o. A9 [5 ?2 ~& G/ {6 [, f
- <div role="toggle" class="toggle-content">" P ^: ?& T2 c; s2 _
- BA-NA-NA-NA!
- u+ F( h3 q/ s - </div>
- X2 L' q! n6 L" ^6 i( @ - </div>
复制代码CSS代码内容如下: - .toggle {: E/ H2 x* z& ]3 k! g
- margin: 0 auto;
: b2 y& n; v: x5 J$ v) B - max-width: 400px;
; W% o6 S7 \5 j/ v7 Q8 C4 S/ `0 U# \ - }
. w8 v, g1 Y4 n5 h% K/ [8 a - .toggle-label {
5 S9 U C( }, Y8 Q% D" @. H - font-size: 16px;% z* z! r k% |4 w; k" p0 ^
- background: #fff; o" F: Z& v* C" L' i7 O {
- padding: 1em;
0 N# V9 G) ~, s. D - cursor: pointer;
( O+ A& H! [8 f5 m- K - display: block;9 c* n4 s) M/ ]- V2 ^1 ^! d
- margin: 0 auto 1em;) c1 x; [$ G+ x m# J- r9 c' \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% V7 ]* z$ S" P) J3 P' }# B - border-radius: 4px;
4 ^. J6 d- N/ N" Z$ R - }
# |6 A# [! j+ t7 [; p4 G9 ~ - .toggle-label:after {9 O1 X! ~2 {& e: Z
- color: #ED3E44;
9 U2 ]6 @4 v( b& m9 z - content: "+";
2 c7 r* t$ _6 R3 w/ W$ H" x - float: right;
! [, z$ {* X; B, ]$ w( x$ R3 h - font-weight: bold;6 n+ a `- h5 t; ]. o( R; J9 m
- }
9 `9 p" I: ^, Z/ g) \ - .toggle-content {, ^% u' H' a+ ]4 H8 e. P; L
- color: #B0B3C2;- M8 W0 u9 l5 h: x. `
- font-family: monospace;
# N* s" p' y9 x7 ^& U3 ]4 D* `5 o - font-size: 16px;* M# c% \ Z) x+ T. L h
- margin-bottom: 1.5em;
& ^* J) i2 ^0 }) G; c( F+ n& E - padding: 1em;) ~' `5 o, d! ?
- }
+ t$ r, |: V Q/ h# y; h - .toggle-input {
/ S5 Q* r& v0 J+ F - display: none;% T- @9 o/ V/ n
- }2 @: c9 [% t* D+ d k
- .toggle-input:not(checked) ~ .toggle-content {! C( z' ?, G# J3 w
- display: none;
% L$ [' l/ }. E6 p B - }
# b2 }- O: |1 Q! l- b; ~5 a - .toggle-input:checked ~ .toggle-content {
/ w6 I9 ]9 W) V4 y/ r1 s - display: block;" K2 z3 Z+ ~, ~/ D- ]- H
- }$ v! t* i2 F+ m# W6 M
- .toggle-input:checked ~ .toggle-label:after {
3 H3 X4 y `2 ?, s: r$ }) l - content: "-";
! v: R3 ~5 `7 C% Z - }
复制代码 - p+ a! K$ H1 Q* j6 a) U7 @" S
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