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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!">
2 k6 G: m2 m, |* @2 k3 y - Label for your tooltip& A" F; `( O6 j5 p+ ~
- </span>
复制代码CSS代码: - .tooltip-toggle {6 U5 G- v& q1 R8 N7 ] o
- cursor: pointer;" p1 q+ p. l0 e6 H' r
- position: relative;
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4 [* w4 i( ]+ w ?8 Q8 j - .tooltip-toggle svg {# H' N r6 U- p" C O' `$ Y- q! P4 \
- height: 18px;
: w% M7 t S5 m9 s+ X - width: 18px;# d- i* V' e a& c8 h8 V# s: j
- padding-right: 0.5rem;
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- .tooltip-toggle::before {6 r& e' g+ t! @+ r$ ~4 l% T
- position: absolute;& O X! `* y2 J( x1 x, [! t
- top: -80px;
6 z: Y5 l8 a) f; J# V' ` - left: -80px;. U, s- U& {/ h
- background-color: #2B222A;* A' {2 @% h$ ~) p; f
- border-radius: 5px;+ L5 r2 V4 B( r2 d( d
- color: #fff;- _+ g E$ V! [' @/ V" \$ |
- content: attr(data-tooltip);0 W7 P- R( `5 g; j* h$ U9 b2 Y- M/ Q
- padding: 1rem;
/ n- g: F. v- g. w0 V$ A, o' N- p - text-transform: none;
) j/ A: O) u0 A - -webkit-transition: all 0.5s ease;
; s6 `& b4 M# x - transition: all 0.5s ease;1 ~# L$ F- m& C: z( l- x
- width: 160px;, P1 K5 }+ M1 U' k& t4 T/ C3 N
- }
# z6 ^& o( l6 V/ [& C6 Z4 F - .tooltip-toggle::after {
- \% E- z- p1 U - position: absolute;
: _/ @6 P- d7 c9 g( c) S( S7 u; f - top: -12px;
" A2 {" j# @* L: o) _ - left: 9px;
+ P( K: u" X: h+ T/ v% ]3 O1 I - border-left: 5px solid transparent;
! l, W4 c$ g* R) x, @ - border-right: 5px solid transparent;" c. p9 U2 E7 K( g. G7 X2 l- V
- border-top: 5px solid #2B222A;
2 r! x; S3 W0 V+ C8 y+ I0 Q$ ` - content: " ";" b) ~* ~ g6 r* I7 v
- font-size: 0;
+ |, r9 Y. m8 y, O; d @% b7 f0 k - line-height: 0;; X: i2 U, p# K* m
- margin-left: -5px;
1 O {6 A$ W9 m1 ` - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {( q3 Y1 {& y6 l$ S! i6 G2 W
- color: #efefef;
* g4 f0 h) u9 @, g8 ? - font-family: monospace;9 Q3 c4 i9 k/ f
- font-size: 16px;$ C4 k6 @0 k* N5 a4 S0 b8 x- o- _
- opacity: 0;
/ Y- n1 a n) R+ K, B - pointer-events: none;
3 o" E% ^3 Y0 ^; R. p7 y% v - text-align: center;% o0 a; P. k% i& q5 |7 O
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
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- -webkit-transition: all 0.75s ease;" c, E! {2 V7 A3 B- s
- transition: all 0.75s ease;
- P$ Q* G& T2 M6 H3 b* A - }
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">1 G. S6 U5 N# |" L4 K6 s3 w- D
- <ul class="nav-items">
: m. J. M2 m# J1 S# I - <!-- Navigation -->
$ E) w$ c, e/ _$ ^ - <li class="nav-item"><a href="#">Home</a></li>$ r) F/ t( u4 `+ O; [+ b; X
- <li class="nav-item"><a href="#">About</a></li>
+ h& x0 P& A5 t. C/ J/ R+ B - <li class="nav-item"><a href="#">Contact</a></li>9 @/ H/ d1 B; \7 ~& H2 r- Z
- <!-- Dropdown menu -->
; S* u9 ?; K1 p* P# c1 ~( C/ v - <li class="nav-item nav-item-dropdown">
- P: I5 d5 b& T - <a class="dropdown-trigger" href="#">Settings</a>
! a% k9 Y2 F& W: n4 o - <ul class="dropdown-menu">" V* v" I! H9 }, n" C, j5 s
- <li class="dropdown-menu-item">
6 h/ G7 D+ S* f8 f) y6 X - <a href="#">Dropdown Item 1</a>+ N- _- E( b' ]) R+ Q
- </li>
4 i2 s3 R; W7 H. O' Z: e6 } - <li class="dropdown-menu-item">
, @9 l4 r4 G% ~4 J9 ~ - <a href="#">Dropdown Item 2</a>* m. H* Z; T3 \; [
- </li>
- I4 K6 R& W) u2 _2 d9 e$ `4 r3 r - <li class="dropdown-menu-item">0 x7 ]! g0 r% S7 o- |5 g* A0 N
- <a href="#">Dropdown Item 3</a>) W$ x8 ^8 b: y( P. Q' D( T/ d
- </li>) A2 E+ a2 _1 `& o& g6 s
- </ul>
% }. _: T: ~5 w0 ^- e2 ] - </li>
; Z- n/ o2 `+ q - </ul>
$ T6 ^, P' u6 f - </div>
复制代码对应的CSS代码如下: - .nav-container {+ M' u8 f+ @. `- J S3 i% X, x
- background-color: #fff;, c! q0 j& W; u7 S. W
- border-radius: 4px;
* e6 k# c: P0 {- o5 M - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; n! b" S, o; Q6 J' G - padding: 1em;" s# l4 A6 ]! U7 j" {( j2 O
- border: 1px solid #eee;( W$ e# P+ i3 N/ U4 ?+ m1 g3 U/ |, M
- display: block;
" i' D3 p6 N- `& I" t/ i - max-width: 400px;+ S' P. P2 K9 q/ G$ v3 ]4 p
- margin: 0 auto;1 q9 N' a& |% G" [" `4 j: l
- text-align: center;5 Z; d/ a" Q9 q7 C
- }
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- list-style: none;
& e v ?$ G; b# l7 E - -webkit-padding-start: 0;
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- a {$ c l/ w8 s) x
- text-decoration: none;& X. g" h0 s2 E( c7 Z
- color: #ED3E44;1 A$ Z$ Z) }# j- M0 t8 r7 M
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- .nav-item {4 L2 G' g% G' g% s' c
- padding: 1em;3 N1 u7 {5 Z+ M& ]$ X0 a
- display: inline;
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$ Y0 F9 @6 z& l7 D& z9 l - .nav-item-dropdown {
+ `. V) w" h+ W4 ~ - position: relative;+ L2 s4 e! O/ y. K
- }0 d# h5 q* Q& j
- .nav-item-dropdown:hover > .dropdown-menu {
' R0 J/ ?5 L K( a0 _ - display: block;
5 R" J1 ]2 H& a, ~ - opacity: 1;" W% i/ B: _$ I
- }
! F" H: x, b* R7 k - .dropdown-trigger {
( K; v1 [9 r) q - position: relative;
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' x) \0 n+ E8 K& ~; |2 s0 K - .dropdown-trigger:focus + .dropdown-menu {
% ~$ \: x# Y) {; k. L, x - display: block;6 ^0 ]9 ?) F' p* N5 U! b
- opacity: 1;
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- .dropdown-trigger::after {
% }4 X, A+ a$ Q3 F - content: "›";
$ D- |% _* z; l) R9 f - position: absolute;$ }( n& \1 Q1 g" D1 |9 a/ e& Y
- color: #ED3E44;# ?/ S( x+ B- f7 h# ~# k3 B
- font-size: 24px;
0 K, ?. q9 X8 q" B, O: n( F" W7 i - font-weight: bold;8 e, `; ^3 D# E$ \# M9 l- M9 P
- -webkit-transform: rotate(90deg);
. W8 Z! p. K6 W4 G# M& R& ^) n! s - transform: rotate(90deg);- J. \- l) `: F2 N; W! }! P# `
- top: -5px;/ f0 \4 Q& J3 T; l v
- right: -15px;
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- .dropdown-menu {( H' `8 ~2 y8 n. G8 z+ z
- background-color: #ED3E44;
: v) A5 H& g( [# K- e$ g& ~ - display: inline-block;
! o1 p, M ?) {& {+ \7 i3 a u - text-align: right;
: W& i$ d+ K& Y3 [: q t - position: absolute;; Z6 ?+ U4 m% t
- top: 2.5rem; U, D K: Q9 W9 b' o6 `1 V
- right: -10px;
. |& U" K& V7 x" H: o - display: none;' C4 i0 ~2 i2 ^' |4 L6 s' |
- opacity: 0;% ^# a) B4 F+ _+ t/ D$ { Y/ b
- -webkit-transition: opacity 0.5s ease;
; W) `2 x4 p5 W4 c1 c - transition: opacity 0.5s ease;& l8 {9 z' y! l4 a
- width: 160px;, d0 m' S7 g8 {) X- O& t( |
- }
' l( y0 h1 h8 R* b - .dropdown-menu a {
4 p/ ]- v$ v; i8 c - color: #fff;& w% j$ B5 i8 }, Z
- }
( h: h/ R' {+ ~- Z3 {8 m - .dropdown-menu-item {
7 ?, l8 H+ l1 T - cursor: pointer;
7 h( n' y# C' P' s/ Q8 {9 E - padding: 1em;
6 S5 J- @5 k3 M - text-align: center;
5 l+ @% X% o: v6 P* K - }
X2 l0 Z% r. J5 f: Z0 g. B - .dropdown-menu-item:hover {! z: K: ]. u7 u8 r7 W
- background-color: #eb272d;
& {, {% g* @1 M Q2 U0 k9 P6 n4 c - }
复制代码 % _: ~6 z0 O* p1 q6 K' y( B
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* J6 g9 i% v9 n1 O" T
- <!-- Checkbox toggle -->
4 e& z6 Z' ^ _" i$ L b - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. z0 F, p9 }! @# f. X% b6 U) g
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 ^) P$ w$ L' R$ j
- <!-- Content to toggle from www.mfbuluo.com-->( q; O0 O+ B( e+ S4 V' z
- <div role="toggle" class="toggle-content">
( a" ^* d; H2 _6 G) p0 D3 Y. T - BA-NA-NA-NA!. o; g( g; m& D
- </div>- N8 x+ f @/ c |$ i6 G
- </div>
复制代码CSS代码内容如下: - .toggle {* }4 ~4 m3 v* h& q% H1 V0 `
- margin: 0 auto;
; T: {1 X! G% B- a$ h# y: ` - max-width: 400px;. g' k$ t9 n* \2 c% d$ J. o# U. \
- }- S' g2 H1 `. U, C6 m
- .toggle-label {
1 l: T0 w5 b* a) O# e - font-size: 16px;
c. @( y u4 ?8 I1 X - background: #fff;
) C& ?7 `& L4 f+ b8 u# C( ] - padding: 1em;
: H! P9 X" b4 m0 c7 v - cursor: pointer;$ Y" m/ g: d; w( a( ?* g
- display: block;& Q l! f9 J, c
- margin: 0 auto 1em;
0 e, _/ k# B" m5 M. e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* m' [1 n H7 n; F( R: i& s" H
- border-radius: 4px;
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- .toggle-label:after {
6 k8 k6 Z3 ?, r - color: #ED3E44;
: s# N; V$ M; ?3 T# ]2 k - content: "+";0 F0 ]3 f1 {; N ^1 p
- float: right;! `6 z: ^ M" [( h: P
- font-weight: bold;
+ y/ j- _4 ?" n' C1 i9 W" s; ] - }
1 B" _( g/ w' _% G8 O7 _9 W; B - .toggle-content {
* P& \; f# j W8 N y8 f2 R - color: #B0B3C2;
5 P0 m- J( K+ u, u0 \5 s" z$ n - font-family: monospace;
, W& R! j* a) s" D: i - font-size: 16px;5 B; N" J- o+ h' K! Y
- margin-bottom: 1.5em;
4 l; T) o3 ?* C+ Y1 N, A9 Y - padding: 1em;
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* D6 V" Q# q$ [4 e9 Q$ @ - .toggle-input {4 {0 o' v0 [2 `6 [' F$ [( \
- display: none;
+ T2 r$ N- Q8 d. x+ K: n - }
) ?! Y1 q/ W% f) ]! W3 A: [ - .toggle-input:not(checked) ~ .toggle-content {
8 f |( i7 W1 d8 w: f" E - display: none;
7 o* C* U' P& e& N) T7 j - }
. }; j8 i( \. @% ]8 t) _ - .toggle-input:checked ~ .toggle-content {3 Z. ~$ _+ y. {
- display: block;
, }1 P! N% Q* R Y4 \ - }
. R V) ]6 _* L# A1 d7 O: T - .toggle-input:checked ~ .toggle-label:after {
: o2 W. H4 T9 d" e/ ^ - content: "-";
- ^' y! n: I U - }
复制代码 ; U& J5 L5 l0 `% w4 n9 W
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