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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. a1 M' W) B4 L/ Q - Label for your tooltip! V- R' H: K* t
- </span>
复制代码CSS代码: - .tooltip-toggle {
& x% U& s; k- h/ y! D - cursor: pointer;6 o9 g; ^; [, H7 h& p! @
- position: relative;& a# ?/ X6 d. w* B0 m+ L
- }
1 R& @5 K' x8 p# w0 q6 ? - .tooltip-toggle svg {
6 E" ^% }$ ^) U7 |$ \+ N' t8 Q( @ - height: 18px;9 L! b" \1 Q7 J' F' R2 b& L# e- N) u
- width: 18px;- g8 g/ h( ^" P: Q) R, h" Q5 ~/ C
- padding-right: 0.5rem;( r5 l6 D3 S& L( F9 ^9 [
- }, J8 b: a; f: ]( ~, F: l I; i
- .tooltip-toggle::before {; Y2 h. ^8 A6 d1 ?0 u T
- position: absolute;6 R. U! a# d% f- w! h4 |
- top: -80px;4 o; B0 M. |: F) Y
- left: -80px;3 C2 H/ r; A7 T6 g ^( D* H
- background-color: #2B222A;% r h' {& p) B. h9 g% |* [
- border-radius: 5px;* e+ y# |. G5 [/ a& P0 W7 Q
- color: #fff;
?* O# I$ Y: k9 Z2 H - content: attr(data-tooltip);3 ?% B' r9 e4 k6 M3 A2 \
- padding: 1rem;
0 z, ?" D9 k1 z. P) C - text-transform: none;# @: ^2 Q. |1 A9 X0 A
- -webkit-transition: all 0.5s ease;
$ t+ x! I) {9 ]- c - transition: all 0.5s ease;
: _! f% w) [4 Q9 v% {5 T' h - width: 160px;
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8 Y* I& d3 Z8 ]; h( x - .tooltip-toggle::after {2 i+ t5 y8 i# I$ M* H* i$ n$ r
- position: absolute;
6 b1 V, s' } ~# X! X0 o) F+ I - top: -12px;$ `0 ~, P2 b! B; Y( S+ L/ J, f, M/ S
- left: 9px;' o4 R: e# }0 o# G; k/ ~
- border-left: 5px solid transparent;! N" Z n- L1 _& I/ V( P
- border-right: 5px solid transparent;
+ l5 ~5 [4 Z& ` - border-top: 5px solid #2B222A;' M' X @) q D
- content: " ";- N' v1 y0 d: o6 n' _
- font-size: 0;
8 a6 i3 m6 A7 e. u - line-height: 0;
1 U* [- [; }: p! b - margin-left: -5px;- x5 U- y+ e* C# l0 g: s+ _
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after { ^9 E, E, C- w1 [% g5 T
- color: #efefef;$ k7 V* v; x; R
- font-family: monospace; N: p4 h0 b8 {. E' J6 x4 E
- font-size: 16px;
6 p9 @% M3 h. t" F+ d% Y# B: n - opacity: 0;+ l/ M8 [5 B, x+ w4 k
- pointer-events: none;4 S* l% D. |" c3 P. z8 C, @3 G
- text-align: center;1 R, s0 M/ b6 A# {8 V1 M
- }# T: R5 {4 G: L8 u4 C
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {7 Q( _0 k5 l+ B7 y8 V, ?, g0 e
- opacity: 1;3 z# l9 A4 K& h1 n" k; K1 R
- -webkit-transition: all 0.75s ease;
( s, s( R: d* E: t - 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">' h& h4 m' s, w) [8 a7 A) l1 ]
- <ul class="nav-items">
9 \# }, ^% A0 j - <!-- Navigation -->) O- V1 I8 }" G2 x8 E. Q7 h6 \" F
- <li class="nav-item"><a href="#">Home</a></li>( J8 p! a* Y. t0 R6 c( I; [& E
- <li class="nav-item"><a href="#">About</a></li>
8 @0 b9 Q5 c, p2 ]. l9 \ - <li class="nav-item"><a href="#">Contact</a></li>2 M7 Q. A6 u6 `. Q% |7 _
- <!-- Dropdown menu -->
0 `$ j6 O8 ~+ c" [+ Y. O. t& |( m, M: { - <li class="nav-item nav-item-dropdown">
+ l1 \8 Y% k5 k8 N - <a class="dropdown-trigger" href="#">Settings</a>
; O; y, t% T5 U. n: J - <ul class="dropdown-menu">
2 P( m5 F; }' Q5 P5 ]' \' B7 p - <li class="dropdown-menu-item">! M+ [7 M4 n( Q: m5 Z' C" ^
- <a href="#">Dropdown Item 1</a>3 x- Q1 K& {- m9 d
- </li>
5 j% S3 h: c9 Q5 [. }: B" U - <li class="dropdown-menu-item">
( T) L+ t3 c( c - <a href="#">Dropdown Item 2</a>
' R C3 v3 r; @6 G1 e6 ~' i! j# D - </li>
- i; y7 y" o8 `4 I6 q- R' \; _ - <li class="dropdown-menu-item">( P- o4 w, r5 o+ P
- <a href="#">Dropdown Item 3</a>1 u& g* j. }# _
- </li>
! m2 c; K7 _8 U4 Z/ w2 `( L2 _ - </ul>
8 A9 Q2 Z6 D$ a, `% q( G - </li>
! m) m% h) s4 S2 w1 ?" ] - </ul>
6 Y# p. Q6 {, V( G2 G) C - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 P" _5 s1 J4 ^ z/ @ - background-color: #fff; a% x& }, p ^' b+ R1 c& ` n
- border-radius: 4px;
5 l' P' Z( d" } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); X: Q$ A. d( } I' x: M
- padding: 1em;
3 i$ U3 x1 t% V- g- y0 Q6 h - border: 1px solid #eee;, q J" w2 P2 R5 T+ J% m6 u
- display: block;
$ F4 f' ^3 c3 z4 ~& p - max-width: 400px;2 @# `+ J, `5 Y# M0 D/ o5 X
- margin: 0 auto;
# E, d% |; u) ] - text-align: center;
' H+ @: t& M. c8 \ - }
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- li {
8 I, {7 z8 U! Z0 K( c9 R5 k- t- c' u - list-style: none;. H Q& @: t/ ]. r
- -webkit-padding-start: 0;
% g2 N9 V; u% n% H7 X/ L* B1 n$ z$ D - }
# F0 P# j/ Q5 Q7 ^% s, J3 p - a {
( K7 {6 G$ F+ e( z! W# V9 {* w9 @ - text-decoration: none;" l. {0 `- g( [( Y+ }1 A+ R4 x. Z
- color: #ED3E44;
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- .nav-item {
* d* L& H* b* U1 S - padding: 1em;
( v7 P4 b% \2 D7 x, `; Q - display: inline;1 V P& O9 D- X# W a
- }2 ?7 ~1 C0 V. D
- .nav-item-dropdown {7 P4 l7 G3 n S2 C4 |
- position: relative;. G5 f( j. O0 Y- O+ N4 c, }4 g3 h
- }$ X: y* I: i- ?# U' h! H6 q9 K
- .nav-item-dropdown:hover > .dropdown-menu {/ v" i; Q. [' o% A- z
- display: block;: [. u& m( J9 S J
- opacity: 1;
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- .dropdown-trigger {
8 ~9 r3 S% g, ^1 c: |- h$ b! E - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {/ p% a9 F, D- J9 y1 p! A8 x
- display: block;- [" h! |" x8 o
- opacity: 1;
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- .dropdown-trigger::after {
, ~1 R6 }0 v2 T/ l5 N C - content: "›";
2 K M1 Z, o6 `) r - position: absolute;
+ ^9 k3 f$ o1 _ - color: #ED3E44;
5 P2 M. o9 C6 l. q/ u1 Z! i, | - font-size: 24px;/ K% n( e, H1 E' o3 q
- font-weight: bold;
5 J3 x( O! c- }- e$ ^ - -webkit-transform: rotate(90deg);
9 { s) J; F' v - transform: rotate(90deg);4 m4 a7 k; Y; _$ k1 ?. u* E- v
- top: -5px;
% d5 f* \9 u: ~5 {# p) N/ h( T; G - right: -15px;
: u& F2 }8 P$ b; m* F - }
$ z- y: \$ R# f3 t+ V - .dropdown-menu {
3 Y5 x* ~8 I9 f - background-color: #ED3E44;
0 Q" k9 p& E- X - display: inline-block;
; `- j8 J# l+ C- B" m, D - text-align: right;
3 n" o& G1 y( {" x% T - position: absolute;
3 f( h. e# M, B/ m+ W - top: 2.5rem;9 l% @) w2 V H" `* n9 t
- right: -10px;
/ f0 k+ k7 O! i3 @ - display: none;
2 Q3 R, Z: F3 _0 x+ ^9 F - opacity: 0;
* Q1 S+ l/ I6 Y; X- D, f - -webkit-transition: opacity 0.5s ease;
, @/ j0 F- L" W# n7 b: n - transition: opacity 0.5s ease;
: M" H* l& j% B, A" y: E - width: 160px;
0 h* m" Z9 B% H - } I! `/ j; a, R8 q$ Y* A
- .dropdown-menu a {" g4 S7 p2 l- o1 u
- color: #fff;* I, r0 F# i0 V8 p5 r# d5 P! j" t
- } q/ c' i9 K9 ~, P+ B
- .dropdown-menu-item {4 F& R" \( t* X3 l/ i3 R" n V( L
- cursor: pointer;
$ M6 M( {* y. a$ s - padding: 1em;5 M' L2 b% H6 C; P
- text-align: center;. B8 w: O/ n5 F. p; _
- }2 U+ k N$ V! j, m/ o# d: f% s- u) r
- .dropdown-menu-item:hover {
8 C$ _% R) r$ |# }, g - background-color: #eb272d;7 y/ Q7 F. m z- R
- }
复制代码 J6 q4 N9 {( E w
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: }! s' x2 j/ C* A% F3 W - <!-- Checkbox toggle -->& M/ f9 b( D( W& c
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: P3 ^. e/ S+ y' f3 q( Y" T3 j7 o
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' [6 w, w/ w( C( q4 C) ~
- <!-- Content to toggle from www.mfbuluo.com-->
/ j; `$ t- X) u; L# g/ G- ~9 {0 Q - <div role="toggle" class="toggle-content"> [+ y" `- b/ m# g
- BA-NA-NA-NA!
[& U9 S) `: | - </div>
0 T; z- X$ A% T/ V - </div>
复制代码CSS代码内容如下: - .toggle {2 h5 v# {; H! z3 V( |: K
- margin: 0 auto;
+ n. y2 s6 B" c+ g* ~ g$ Y - max-width: 400px;3 w) S7 K- q6 m5 f8 z# A
- }
+ p h' d" P0 ^$ i" r4 j5 q - .toggle-label { n8 @$ D! Q* X; q L( Z: P( S
- font-size: 16px;
: t( [& C% d: T$ Y9 I - background: #fff;+ I0 ^) D! x7 ^, j. Y# \
- padding: 1em;
3 n' u0 p% c$ J2 d5 | - cursor: pointer;
. n7 w$ g* ]4 p [4 E7 h0 b - display: block;/ M Q* ?5 w& b( L" K3 w- z& `! {
- margin: 0 auto 1em;
2 k5 P0 H1 L0 I/ P5 C* } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 N/ d5 ~) ^9 l0 j$ m8 g
- border-radius: 4px;! k! U* K& G) h; O1 q1 G( N
- }
: N3 Q8 w' Z2 @2 g& T - .toggle-label:after {
5 V; B: _- N; g- P! O& f' o - color: #ED3E44;% P6 P/ L5 O* e! }( f
- content: "+";
& N' h. t7 q7 W3 B - float: right;
0 f, h0 \* ]5 G - font-weight: bold;) m( X/ c9 a4 u
- }
) i) ?1 D' S# S. v5 ? - .toggle-content {
3 o$ `, P/ q5 p7 |! a - color: #B0B3C2;: C- t( O: M- k& D$ g: R
- font-family: monospace;1 f; X2 ^1 x2 W% r: f7 T
- font-size: 16px;
& Q* O: O% G6 Y8 z - margin-bottom: 1.5em;
$ q1 S' H1 s- X- n9 E - padding: 1em;
, F& W$ y: J8 }9 C - }" y% ^ q( I/ g* j% s
- .toggle-input {
, j% h z3 Z/ D% x+ }! ? - display: none;
) p* D; w1 y& K - }
6 B/ R5 z7 `% i - .toggle-input:not(checked) ~ .toggle-content {
: K2 s1 |. {9 D8 f) N - display: none; N9 R# n- X8 D) h* \1 W- V
- }* D J- W9 m7 n
- .toggle-input:checked ~ .toggle-content {2 P( K! x& Y! U. J S' w
- display: block;
& F3 U* `1 f! F0 G' r$ j. N0 J2 F) {( d+ g - } k- R# h/ ~( f( a# r) A' o7 K; V
- .toggle-input:checked ~ .toggle-label:after {
) w2 K/ ?6 Q' O7 m - content: "-";
' ^3 P- q5 S3 {; q+ }9 j# O - }
复制代码 0 V/ z/ x5 n) C) A, I: U
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