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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 A$ l/ c+ ?/ U t C/ y( ~( K
- Label for your tooltip
: X3 T6 R! Q2 k3 z% ~ - </span>
复制代码CSS代码: - .tooltip-toggle {
6 W! s' k+ G5 ^" P% u8 J8 b# N7 K - cursor: pointer;
3 @) H& y) }2 Z/ S- F! }' o - position: relative;
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- .tooltip-toggle svg {
& ]9 t& X2 G3 t! c+ d: f - height: 18px;' v, f7 L n! H) J
- width: 18px;
4 V# R; L7 p. j v; |4 v - padding-right: 0.5rem;
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- .tooltip-toggle::before {
2 G1 `7 W' C, F5 x" N; L - position: absolute;7 T( b9 {/ ^ P# S; m' u
- top: -80px;( [5 _' b9 v' W
- left: -80px;" L. u6 _9 B" {
- background-color: #2B222A;
: p/ I! W- e! u ?1 b - border-radius: 5px;/ F% x& }, {+ E9 `! J
- color: #fff;9 Y; U4 X, i) }* v! ^
- content: attr(data-tooltip);
) n8 `8 ]6 n1 u9 H/ o - padding: 1rem;3 J+ N# k" ]3 y2 G" v4 e) I
- text-transform: none;
1 { l! {, w$ S - -webkit-transition: all 0.5s ease;! n8 k2 a$ F/ C( t
- transition: all 0.5s ease;7 r0 |# z7 u O
- width: 160px;
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& d2 ]" {- V" @7 P) w2 N& I& i - .tooltip-toggle::after {
: L% R1 e4 w3 W$ L; X0 B - position: absolute;3 a+ ?) e7 l" C' e7 }
- top: -12px;
+ X- E! v2 [- [+ ~* ^ - left: 9px;
8 J5 K) s Q9 g( |8 N0 B0 s - border-left: 5px solid transparent; h g- ?' Y. i
- border-right: 5px solid transparent;
1 [ ?7 @% _, l* g - border-top: 5px solid #2B222A;+ S0 o3 G! A& z7 M
- content: " ";
8 e& f, h4 ]& l8 e! w - font-size: 0;
3 ?0 [: k% r4 F$ g - line-height: 0;
9 G& ~ h$ k, N; Z/ Q( v - margin-left: -5px;6 z: o8 y: c2 D+ {. q& F0 `9 w. a+ c% P
- width: 0;) ?9 q& v6 n, c8 q
- }
. J1 H" F5 B# }* |; E - .tooltip-toggle::before, .tooltip-toggle::after {
8 @3 m' e& o0 I6 [' A L - color: #efefef;- W6 Q2 A* v7 C/ H! M
- font-family: monospace;
. K! F- c6 u5 z, m3 O - font-size: 16px;
- @9 n8 I; w: h3 E2 ^# J- e; [ - opacity: 0;7 C0 U3 x) S6 Q; S# F
- pointer-events: none;. d* f9 ]7 U6 F! V$ c' ]8 A
- text-align: center;* k4 T9 t3 A. P" ^; a
- }
2 }) H2 a6 L* u - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' y" s# i+ D9 e$ a; i - opacity: 1;" ~$ z& j% M* U- `" B5 r* V
- -webkit-transition: all 0.75s ease;/ Q! O& w6 ~3 d+ }1 Y, ?& p/ X2 r4 N
- transition: all 0.75s ease;
2 W* V5 r6 B5 i' P" c) q9 J V# E - }
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">
! o" y/ e: A: Q5 A: ~: v. V6 ` - <ul class="nav-items">; J/ K5 @/ t" K% {- z
- <!-- Navigation -->
, ?' x7 Q5 x$ C' J [, x! l( I - <li class="nav-item"><a href="#">Home</a></li>
5 L" M6 W* c+ i, c# y( S, ?1 _ - <li class="nav-item"><a href="#">About</a></li>
2 m M! R8 N! L }" x2 U8 q - <li class="nav-item"><a href="#">Contact</a></li>
6 x s' l. d9 U; J - <!-- Dropdown menu -->: X; m( Y. S( D' e8 b, O! G7 x. L
- <li class="nav-item nav-item-dropdown">
7 }' ~) `8 _" j3 V0 E8 ~1 l& p - <a class="dropdown-trigger" href="#">Settings</a>
& |! Z( \ J8 t3 W# ` - <ul class="dropdown-menu">
2 q: F' X i0 M5 {* ^- i* \0 U - <li class="dropdown-menu-item">5 G/ m, Z) b& Z
- <a href="#">Dropdown Item 1</a>8 B! _- Z9 W: m$ w5 f
- </li>% o# J1 _0 i! k Q4 u! D! ^4 `
- <li class="dropdown-menu-item">
- P# l/ r, K: r; ?$ p* u - <a href="#">Dropdown Item 2</a>$ I+ W' a4 E9 m
- </li>- F2 ^, k3 I( h
- <li class="dropdown-menu-item">
# e, X: C7 Z+ h( b s, K- [8 C - <a href="#">Dropdown Item 3</a>& Y) W9 H2 I: _+ @& ]* @( ?
- </li>6 K; s9 w% q+ ?7 e6 {% ~$ R! W3 d$ U
- </ul>
# t3 D& p4 |0 q9 k$ b; [/ P - </li>
0 r* X5 b4 [/ c7 _ - </ul>
+ O* M& Q, I I - </div>
复制代码对应的CSS代码如下: - .nav-container {3 k6 t7 O; I: j- r
- background-color: #fff;6 F* @, N( t' ?! g
- border-radius: 4px;
h8 G5 \4 N3 j; e- O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- o4 l% m0 V/ N
- padding: 1em;
8 v) ~ M( H& v7 X$ A7 F# P7 R - border: 1px solid #eee;, |' \& ] ^0 B
- display: block;
& S* ?; V; F1 `) L8 k& {; { - max-width: 400px;" K4 e& i' J2 y, }, u* b
- margin: 0 auto;
& x- \3 r# W' V - text-align: center;; Y" e1 c- R# u1 S9 l, v
- }
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- li {
6 H& i' n6 ]' x! ]6 a t+ \! q* }. U - list-style: none;
( R$ S* ^9 g( b: R - -webkit-padding-start: 0;
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- a {
3 p4 u( Q( p" k% r7 ] - text-decoration: none;
# D/ _0 D# S7 _# v- \) y7 r0 F P - color: #ED3E44;/ A8 u& o" `: G' ?- ^. x' s# w
- }
5 z5 {! S( H% t% R/ ` - .nav-item {
1 s4 X+ V! q5 z, K+ x! K! c - padding: 1em;, a( Q9 h, o8 X0 k6 E* v1 o; O% u. A
- display: inline;
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- .nav-item-dropdown {7 A9 Z) ?& ~5 z/ x/ o
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {# j# y9 B. H% \ b
- display: block;
6 O% W# A% K' S0 H$ ]. B" n1 U, I - opacity: 1;
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- .dropdown-trigger {' p' q" f. `: s1 r& a; k) I& g
- position: relative;/ P1 Z: U0 M+ c' N0 _5 s
- }/ ~ E# d! I! ]. q. O7 Q$ ?& I5 @% I
- .dropdown-trigger:focus + .dropdown-menu {
1 a) K) \% _9 C+ \9 K - display: block;
1 w' P$ m+ `+ r - opacity: 1;
9 x* F# t, ?2 M; U3 d) B/ r+ n - }
4 v+ w+ e2 Z; Y( Q - .dropdown-trigger::after {
+ H# Z0 O( u1 L8 V4 @- N" R' Q - content: "›";4 Z: h8 H s; i5 }/ [
- position: absolute;
2 i( k) v. T) p; K; g M - color: #ED3E44;" d6 ]# S* ^9 y
- font-size: 24px;
* o z% D0 y- d: ^* f - font-weight: bold;2 U0 o8 a C6 T1 U' J
- -webkit-transform: rotate(90deg);
3 K1 z7 V3 b3 Y8 Y - transform: rotate(90deg);
5 |8 W; w7 @1 g- v7 ]) w% [ - top: -5px;
) w% H% ]" O& q& ]& _9 ?1 S- t* o - right: -15px;
1 M- [9 t0 E2 W - }
" l" k Q$ U% q# F) e' O - .dropdown-menu {' \. u. ?, C$ L. X
- background-color: #ED3E44;# I* E% Z: Z' M9 j* k6 J
- display: inline-block;
( o$ A, h4 c8 ], f j6 ? - text-align: right;! O' p6 l; G& O$ U% Y- |5 r1 N
- position: absolute;
0 u: A& a% g: f. g - top: 2.5rem;
) B# V% ?9 c4 P- t: x - right: -10px;
6 ]' x' c% k4 f* p) K - display: none;) J3 R. Y% a' o
- opacity: 0;
! D0 L9 ^& r% o& {5 ]- | - -webkit-transition: opacity 0.5s ease;
7 k1 R" b* I+ v0 i+ ~% i d - transition: opacity 0.5s ease;
6 d- ~, o% }/ O. V2 e, v6 [ - width: 160px;
; a1 K+ q# _) U - }: O, W. \) b6 e
- .dropdown-menu a {3 M0 ?/ ]& ~2 q$ s- R2 e% v
- color: #fff;
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- .dropdown-menu-item {% k/ I5 C! e5 _2 I3 J5 t( i
- cursor: pointer;' ?/ W; W( H( `* w p
- padding: 1em;7 _* I, A- B( g& l+ E5 Z2 P" U7 }
- text-align: center;+ T# o3 C# P- k3 h) u/ A8 I% h& {1 l
- }
4 }. b& Z$ ~6 v: {7 @' B4 y - .dropdown-menu-item:hover {3 ]+ B/ |2 i+ I
- background-color: #eb272d;
" K1 z- C* K5 G9 H! g9 S/ i - }
复制代码
* v$ `* X8 m/ `3 A& P. v可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># X8 k# G* p x4 y. s7 y; f2 q
- <!-- Checkbox toggle --> Q, W" @8 z1 B* B& N: y" u' ]! j% W9 G5 R. ~
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 w$ |# J: z, W( D7 G4 c" a
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 u" J3 x( k7 X. ?1 D: v
- <!-- Content to toggle from www.mfbuluo.com-->
7 f, N! {' o) G/ U - <div role="toggle" class="toggle-content">
- ?5 \7 R- F% [4 W0 V2 e: } - BA-NA-NA-NA!
- h( g f( x. }0 Q" @1 ` - </div>. c5 b+ X; ], e6 w
- </div>
复制代码CSS代码内容如下: - .toggle {
9 S; ^8 j, y7 z5 G! u9 a) _ - margin: 0 auto;
* r/ p1 s) g7 d - max-width: 400px;: W' E2 U7 X- o; e& D9 S/ u
- }0 `5 l3 h! F, C9 e
- .toggle-label {4 f1 n6 c }& ]" V+ S1 B9 u
- font-size: 16px;- x# h9 F* Y9 c& r# H' ~& |6 H) p
- background: #fff;' X o' a P# H
- padding: 1em;* v4 t% L' `6 K- b; [- r$ Q4 y, p
- cursor: pointer;9 q: K# ]) ]+ _2 _
- display: block;
5 [: ?# ?0 e' \/ M4 w - margin: 0 auto 1em;
8 y+ f v% H2 v9 o- c( f( B/ x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 o& d5 ?7 i4 n7 w% p( \1 r$ R
- border-radius: 4px;
% H$ n, p2 T. O - }
, `9 u3 y$ M3 W - .toggle-label:after {
3 b, o% L6 [1 B6 w2 e+ @8 y - color: #ED3E44;
! V" I6 r2 q) O2 a2 K- z - content: "+";+ u% j* R2 [/ T, i% ?% L& Z
- float: right;
) \" [; X P% R. T/ Q. S3 C+ l - font-weight: bold;
5 k9 g8 U1 S4 y9 E9 p" [ - }
2 A P7 b3 @, ?+ z/ z0 x - .toggle-content {
% L+ q; x8 ^0 k6 K - color: #B0B3C2;* `3 }" Q7 d" v- C
- font-family: monospace;9 O8 h5 T/ S3 n7 L- x" F+ ~
- font-size: 16px;8 G* m- ~+ l8 f3 f5 t7 S" ?
- margin-bottom: 1.5em;7 U: a/ k5 O6 O& T4 c' z7 m/ R' I
- padding: 1em;& n2 l4 G, |+ M$ L
- }8 C; \4 |% C8 C, ^9 E
- .toggle-input {
; ?1 S% O" v1 x1 f6 f - display: none;
+ U3 o6 q6 B [+ v% C: z) S - }# ]. p3 f( D) y/ c
- .toggle-input:not(checked) ~ .toggle-content {2 l% H7 A- k# h U$ X7 [
- display: none;
G* }- d7 d; k/ Q& E - }
6 l. b! p. R0 H3 m0 l - .toggle-input:checked ~ .toggle-content {- K& ^' m. j+ x$ X9 t* j
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {
- [: C' e! @0 Z) z! | - content: "-";% R/ ~7 y$ U x8 x2 w2 \0 Y
- }
复制代码
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