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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!">. \$ i9 ?( Z" B( }' v7 ^
- Label for your tooltip
3 @5 n6 C8 D; y/ c - </span>
复制代码CSS代码: - .tooltip-toggle {
) a$ M/ M' N' F/ ~/ r' K - cursor: pointer;5 Y3 q; z3 F7 M2 s( x* I6 `
- position: relative;3 R( i1 g( n! \( n) x1 t
- }0 O" [; b8 p7 A6 x7 l
- .tooltip-toggle svg {* }1 W( f3 P& x, O+ g
- height: 18px;9 r. K% S) D( J
- width: 18px;( U" {7 a4 ]& c: d9 y4 O# D% @4 }
- padding-right: 0.5rem;
; ^$ p+ ^, k& S- P |: c - }
$ g S& R# e0 `& L - .tooltip-toggle::before {
4 x: d- x4 l+ M- p, w2 u! S - position: absolute;0 l2 p4 j8 ~- ?9 U: s" D3 ?
- top: -80px;- s0 P }+ Y; q8 h: e s
- left: -80px;
! Y+ N- y+ ?, }( R# t* x - background-color: #2B222A;
1 y- [; q7 X: b0 ?& \/ ] - border-radius: 5px;
& a- W5 f6 j+ G" x3 e( N* A - color: #fff;8 ?: n" Q$ H+ g; h4 Z) j! {
- content: attr(data-tooltip);
0 U1 \& \% G+ d9 u, P - padding: 1rem;: y2 f* I! d8 N
- text-transform: none;
, k |5 M" [2 ^% `" y - -webkit-transition: all 0.5s ease;
$ H7 x& ^; y0 [( c9 r* S! Z, X3 P - transition: all 0.5s ease;
) E/ o% \$ X1 X - width: 160px;9 F5 X+ n7 t0 M3 g$ `, f3 B
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- .tooltip-toggle::after {) h# S+ c4 X) I @( f% x& ~
- position: absolute;
' E" d3 @, P0 v - top: -12px;
2 M+ W' q6 ] Z: J/ A, Q - left: 9px;' b7 ~ ?: {: ^8 r6 [( H# D' z
- border-left: 5px solid transparent;
h! z( S/ F. p0 p - border-right: 5px solid transparent;
3 \. j M9 K" }4 O - border-top: 5px solid #2B222A;. \ i7 e& |' _' i( S" e( U! x
- content: " ";
A4 E7 Y7 e7 J( I - font-size: 0;3 X9 t7 F8 J- w& ?
- line-height: 0;$ V& R- w& j& F( V P8 \4 g
- margin-left: -5px;
% N2 n1 Z3 B; p Y8 Q( u' h5 k! ? - width: 0;
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3 c( T, o; c8 T! M - .tooltip-toggle::before, .tooltip-toggle::after {0 Y5 H E- l. O3 k
- color: #efefef;
* A9 G5 h) r7 Z2 G9 A! k3 E! U - font-family: monospace;8 H) f+ O9 c/ @
- font-size: 16px;
7 ~$ T( U$ b6 X0 S+ J - opacity: 0;
2 H8 C& F8 V# ^% k7 i. u2 D- U1 B - pointer-events: none;
5 y# t6 c4 l! Z# s7 y - text-align: center;; k/ Q4 C5 R- O ]1 X" R
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% E3 n' G( ]" y$ h( h - opacity: 1;
% }/ f+ A, U: Q( p D4 n - -webkit-transition: all 0.75s ease;
9 U" ^9 p2 w U5 ~4 @ - transition: all 0.75s ease;8 w& g" t2 f% S' P. Y6 R
- }
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">
; {* Q6 A& B' @7 z9 } - <ul class="nav-items">/ X |8 c0 t5 o! c
- <!-- Navigation -->
* K) F2 q. _6 h2 F+ q - <li class="nav-item"><a href="#">Home</a></li>% B( [/ M+ q% V! j
- <li class="nav-item"><a href="#">About</a></li>
8 u# F6 z* a0 q - <li class="nav-item"><a href="#">Contact</a></li>
9 X$ J' K A" L9 `, l7 k5 g' W7 e - <!-- Dropdown menu -->
- B- z( r- t% i9 F" p - <li class="nav-item nav-item-dropdown">
, b. S7 V& B& l* j" X. [ - <a class="dropdown-trigger" href="#">Settings</a>
! O( G$ z( C0 q e2 | - <ul class="dropdown-menu">& J# D; j; s I
- <li class="dropdown-menu-item">
; G: J# v' T) Q3 d3 A& p - <a href="#">Dropdown Item 1</a>3 c, E1 @" ^) [' W/ W( e
- </li>
( a0 P7 g( L) b# A: D& O/ D& |- E" t - <li class="dropdown-menu-item">
& R$ w7 n4 K" [/ Z- c - <a href="#">Dropdown Item 2</a>
6 \" z! n' Q( G* {! j% K3 y" [ - </li>8 l, p" o" n, P9 q6 L" i
- <li class="dropdown-menu-item">9 [+ u. a d/ D, }3 W! R
- <a href="#">Dropdown Item 3</a>
: q" S: }' D6 O' m3 T8 o - </li>1 q6 Y, E1 n, C
- </ul>, P2 v# o+ q- P' Y% I0 x
- </li>
4 w6 v+ Z/ N. ~; V! p - </ul>
! p5 o& h' J- f; W n7 [. w( J2 Z - </div>
复制代码对应的CSS代码如下: - .nav-container {
5 x! W) t$ D R/ l: K - background-color: #fff;
0 L* i3 z. K0 l% R+ e Q, r6 ?( q - border-radius: 4px; n* ]8 o; y- ^ A
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 K: Q# K" m. r* f0 K2 Z# b! T
- padding: 1em;( }4 {/ }' q! h/ @! v2 J' C& W
- border: 1px solid #eee;8 K! J+ {; r! n$ [4 H/ s$ ]- [
- display: block;
3 M1 [% \( R2 D: V0 ?" {! m0 w+ L - max-width: 400px;
/ D! {" Y7 C4 f6 h' Z - margin: 0 auto;
8 Z! i2 S( L6 ?1 s) h. t - text-align: center;
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# Z* M2 x! {( w# U: i - ul,
0 X& k8 G* p, I6 n - li {( j( l4 t0 P$ Y3 j% ~
- list-style: none;
# R: G- M( i4 i - -webkit-padding-start: 0;3 D }4 {) b9 H8 z$ n
- }
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- text-decoration: none;$ Z+ w4 S, F& x7 b) c
- color: #ED3E44;
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- .nav-item {
# @ H) `& B7 \* f( A - padding: 1em;% P1 k: f+ n: l
- display: inline;: @" }4 a9 F. k
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- .nav-item-dropdown {) j/ ^; Y/ R; k& r3 p% [: M
- position: relative;
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) H i7 v7 f8 P8 {" e" x - .nav-item-dropdown:hover > .dropdown-menu {& R- V9 c+ @$ n; L
- display: block;
7 f+ ~4 m7 b9 P. ?) s0 q' B - opacity: 1;
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, @' @. ?1 x- w) a - .dropdown-trigger {
! w( ^$ H; j6 J P - position: relative;
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( x* p& h U/ `7 @! ? - .dropdown-trigger:focus + .dropdown-menu {' P( U/ X4 L5 D1 z- N. u) T. j
- display: block;, w: P. q5 ~7 l
- opacity: 1;8 L8 H/ O7 c/ j1 a/ m2 @) o
- }
) [3 p2 _; m. V% c - .dropdown-trigger::after {8 j7 `8 `! |0 j; G$ i8 A% o+ x }
- content: "›";
; @) y8 j* H" v - position: absolute;
* j7 R! \3 m( s4 | - color: #ED3E44;+ s9 {& @: m X8 G0 e! H; m/ I
- font-size: 24px;
' L4 P9 y$ K5 @! q3 o9 u% b( M ~ - font-weight: bold; ?7 [# d7 z$ T; J. u1 q+ }% x8 S
- -webkit-transform: rotate(90deg);; Z8 q# d2 L. V6 n; J
- transform: rotate(90deg);
1 }& \. e) A* J( L5 V - top: -5px;$ }1 p5 F. H3 K$ f
- right: -15px;% C5 Z: W E( P: U9 c; k+ j6 z: l
- }! g0 k3 k' v& O4 M0 l p! k8 a
- .dropdown-menu {
8 C' X' i% h/ [' z/ X3 P - background-color: #ED3E44;; R( D& f; K( D+ g" o7 \4 h
- display: inline-block;
# m! _- Z3 f, c( h$ P - text-align: right;
2 V, e/ ~/ S7 F6 ]6 t; N; ` - position: absolute;. r: ~+ U5 j0 c; e# A
- top: 2.5rem;# J- ~! q& W$ r& J8 R3 x
- right: -10px;& a0 ^0 q Q: K; f( Y+ q }- Y, C# ^
- display: none;
+ ~8 P3 T: e2 {7 C - opacity: 0;
" i$ I( Z4 M" d6 Z6 E" f - -webkit-transition: opacity 0.5s ease;- x6 z1 D6 k* N% D, D2 L
- transition: opacity 0.5s ease;; [7 J. n9 U5 E1 E" e
- width: 160px;
( X6 H) W7 _- Y( Y# Z. R! q, C" l4 l - }' o4 v( {, U s) p6 I) s* v1 B
- .dropdown-menu a {9 W, p' H8 F. c7 f6 C
- color: #fff;
+ z) p! L7 j1 A, X& ^2 t" o5 { - }( x- W4 _- ~* J$ i% |9 P
- .dropdown-menu-item {# Y7 T9 k7 V0 j; C
- cursor: pointer;+ G; |6 z; _4 l7 }9 l2 ~
- padding: 1em;; ~9 k: X+ f; l$ r2 p
- text-align: center;
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- .dropdown-menu-item:hover {8 [$ G+ F) a3 S% z& e- F' [
- background-color: #eb272d;% u) ]: L# N/ N: M2 e0 p, ~+ g
- }
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: D& H4 Y7 f( D: H& x$ e可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- y3 F' i# m$ J* T3 N6 @6 Y( L - <!-- Checkbox toggle -->
. b3 d4 `0 S% e5 J* q- n - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 o0 c: h, C, E& {+ q" V. H - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> j4 ^7 d9 A k+ D7 p4 o ]
- <!-- Content to toggle from www.mfbuluo.com-->
/ i8 h E; J1 ]# k: _( a - <div role="toggle" class="toggle-content">$ X% r1 ^$ u2 M
- BA-NA-NA-NA!1 t8 b! m% |4 i5 e6 U+ H% T
- </div>9 U* P7 |& w: m( ^
- </div>
复制代码CSS代码内容如下: - .toggle {$ f. X* @7 m% c7 r1 Z, [8 n
- margin: 0 auto;
7 Q0 L0 j3 {: Y/ l% b* k2 N - max-width: 400px;
5 y0 X2 K( ?/ [8 `5 U# W6 T - }$ b$ e+ E$ F% X$ z
- .toggle-label {
" R0 {& m% a( V$ \, a4 d - font-size: 16px;7 k" [5 U8 M- Z- y
- background: #fff;9 h* ]" h2 ]0 U" j; ^
- padding: 1em;
1 L5 N% b3 h# B4 p- W( k' g3 k - cursor: pointer;2 k. c; T, P2 R- C' f
- display: block;
: W" l9 F: Q8 J0 v% Q - margin: 0 auto 1em;
5 Z1 H+ q& q! ~8 }: G' X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 x# {1 s; r, ?: A. {- J5 | - border-radius: 4px;1 p5 d. Q( O( C. [
- }
4 h9 T* }6 H( ~2 s4 m% K - .toggle-label:after {
( f# t1 @% ~( i' k# Z* Z - color: #ED3E44;
& Q" ?& N" v* p( m7 _. \$ ^0 b9 k - content: "+";( q' y% t* C% i7 l/ g7 Y: G
- float: right;% C* u8 ?& z' Z: @. E7 Q9 q
- font-weight: bold;& |& C% k7 t/ y/ k( {! D
- }" z. @& n# l9 J0 j
- .toggle-content {# {. d0 Z4 ^, b: s
- color: #B0B3C2;( ^# g: s) q; n3 K# L( w3 h. l
- font-family: monospace;
, O3 H/ n5 E" L, J9 b3 O# \ - font-size: 16px;
! l" y+ \1 C1 b3 V! F - margin-bottom: 1.5em;
! Z/ [; _' a/ m7 ~' H1 T - padding: 1em;4 D$ G4 y/ Q9 x. w5 A
- }+ s3 I/ p: F `1 v1 _
- .toggle-input { z) R; B" _7 X) |, M. X, H' `) W
- display: none;0 Z5 _! n1 z" X
- }
5 M4 i# S$ v7 B9 V+ B& w - .toggle-input:not(checked) ~ .toggle-content {% b; O4 o" I* [- L8 i
- display: none;
! w4 y1 E0 @0 { - }
( T1 v5 a/ [* Z - .toggle-input:checked ~ .toggle-content {
- V+ n3 \+ c1 K - display: block;$ ~0 t# B* B3 I% b
- }
. z s$ ~: C2 O7 L7 g - .toggle-input:checked ~ .toggle-label:after {7 J8 X |8 l) v& i. x
- content: "-";
* E8 `6 g! W. K, e# Y9 C0 E - }
复制代码 & p4 A; L; _+ `$ l; m Z
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