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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!">
$ Q$ ~% |! N9 q2 E5 p! l7 ?- X; q - Label for your tooltip
, [( f0 ?6 d: ?& q- B9 S - </span>
复制代码CSS代码: - .tooltip-toggle {
' g6 l D2 Z; u3 i$ x7 P - cursor: pointer;
; H9 V9 N$ J7 t - position: relative; G# _+ L ]' u, `8 `
- }
4 [2 V5 S" u6 F/ ?* {# c! q5 p- S - .tooltip-toggle svg {
: m4 K' h! ]) H: A - height: 18px; y; o: N3 V; Q# K5 u' b: L
- width: 18px;
) o: U% o8 K. j; k - padding-right: 0.5rem;
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- .tooltip-toggle::before {
. q: P1 l* [6 h7 y0 c# g4 S* y - position: absolute;- K1 M# p. O5 j+ B- M! {! G) U
- top: -80px;
8 n: @2 Q) D: w1 `. ~; N - left: -80px;
* P* Y" E. f/ v" S - background-color: #2B222A;
7 U. I6 v; j) f& }8 P* C2 L+ h - border-radius: 5px;" t- k( _ l$ x1 d' Z- [0 C* y% K
- color: #fff;
4 @9 M6 ~5 Y1 [ P) R/ W/ @ - content: attr(data-tooltip);
5 ]2 j. y( U( Q8 \ - padding: 1rem;/ v% ~ @2 W N6 W7 R
- text-transform: none;! t/ h( @5 C0 u* A" u5 L8 d
- -webkit-transition: all 0.5s ease;
* k. t3 Q% Z+ Z* M5 f - transition: all 0.5s ease;
4 R5 a! V6 |2 k5 u5 a% Z - width: 160px;: J# C# B+ O/ f# M* P b
- }
8 G7 h' z/ W `; d: g - .tooltip-toggle::after {: |# w* L) t- M& E
- position: absolute;
* k8 E6 O% H$ D' C - top: -12px;
$ ]7 y' d8 r" b! B X - left: 9px;/ n6 l8 P2 Z( ~0 `. ?# [9 h/ i- i H! Q8 n
- border-left: 5px solid transparent;4 m% w, z `$ o4 [' }
- border-right: 5px solid transparent;2 P7 K9 F3 q/ `; b/ z$ C4 k
- border-top: 5px solid #2B222A;
( |& Z) P" y- `/ n- P- E - content: " ";6 a9 @9 H9 i( N
- font-size: 0;
; p! F" O: u; B - line-height: 0;! _$ v1 I* h" j& _" h5 N1 K
- margin-left: -5px;
2 n/ X# F. G: O, N2 M$ X& y - width: 0;8 k: Y, n. L% ?; D4 T
- }6 i8 s. ^/ K0 Q% c: {
- .tooltip-toggle::before, .tooltip-toggle::after {7 X) _( N+ b: _* G" d, j+ X6 j
- color: #efefef;+ M/ _) d6 o. E! K' ]
- font-family: monospace; f" ~5 J: K. y n; b3 `$ [
- font-size: 16px;
+ Y1 [+ ~# @6 t- V - opacity: 0;
# w3 U/ i% b7 q3 W2 u - pointer-events: none;
8 s q1 Y x, \ - text-align: center;6 Y% m; }4 h4 ?( E
- }. e+ y9 l( ?1 N/ `
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ |# w: U$ Q0 H7 L( _* i6 f
- opacity: 1;; x2 k( `& @$ {
- -webkit-transition: all 0.75s ease;" X5 l5 U; X( E
- transition: all 0.75s ease;3 p* c% ?6 e1 K& r' U; i$ o
- }
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">
3 T* n: @7 b7 d - <ul class="nav-items">8 {' @! T& c/ D2 q* }% u
- <!-- Navigation -->
* V9 P. u. B0 ^3 J) T- m - <li class="nav-item"><a href="#">Home</a></li>
' j0 [8 O. Q q: F* G1 ` - <li class="nav-item"><a href="#">About</a></li>
5 p0 F# {+ }8 H7 B7 c3 ?6 j/ L) G - <li class="nav-item"><a href="#">Contact</a></li>! {) ]# ~* ~+ U8 R& S6 M) A
- <!-- Dropdown menu -->* c( x2 I9 y& A% A9 u
- <li class="nav-item nav-item-dropdown">9 y% e+ `& r, J7 R) w! c
- <a class="dropdown-trigger" href="#">Settings</a>
- ~3 ^$ h7 B1 r' Q7 q2 m) o - <ul class="dropdown-menu">
m% z( B: j7 w1 l' e - <li class="dropdown-menu-item">
0 Z/ }( L7 i8 T8 y8 F! ^ - <a href="#">Dropdown Item 1</a>, o+ Q* d2 _! \& }! D' z: C3 O
- </li>
) N' Q" ]+ I2 p1 r4 V! x - <li class="dropdown-menu-item">
- ^) \- Z" ]2 ^3 B - <a href="#">Dropdown Item 2</a> ?! h# k8 l- u$ L5 x' `$ u7 v+ k0 j
- </li>8 ]: R o% ~( }& F. ^ }7 w ]
- <li class="dropdown-menu-item">0 w) ]7 m+ y& t, A, w
- <a href="#">Dropdown Item 3</a>
9 W% C U7 O6 ? - </li>
, I, W+ u; O/ O8 Q+ t - </ul>
+ n) q1 t; v. V5 n) }( E+ c( @( u - </li>
% h. [1 |5 f1 z - </ul>
' D& U; ?3 r5 F: z - </div>
复制代码对应的CSS代码如下: - .nav-container {
; x5 }% T/ }3 c8 t - background-color: #fff;; Z0 l5 u! y1 b" G4 e
- border-radius: 4px;7 k+ G& U3 K ~2 J B8 ?/ ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 Q U& b9 e' \% c: [' C - padding: 1em;4 S9 c% _1 b( w; U
- border: 1px solid #eee;0 t7 q5 r4 g0 E0 f1 J O- S$ G
- display: block;9 X6 ^( e9 N/ o$ u6 R9 }2 s
- max-width: 400px;
6 _6 Q! J4 c( @ - margin: 0 auto;
" r# Q, G% S/ m2 l& N$ b* G/ ^# W6 A - text-align: center;
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- ul,
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- list-style: none;" N% V; C! Q6 n; x8 ~! m" h- V
- -webkit-padding-start: 0;
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" ~) N2 _( b4 \; Q" p% y; y$ A - text-decoration: none;
% I s- q0 ]+ E9 `# E) M - color: #ED3E44;
& u% e8 _6 ?- R+ m" x0 X* K2 f5 @( c - }
( h% z1 s4 G9 i; ?: w$ } - .nav-item {8 ^) G( l: n1 c! E/ k2 m/ @( P
- padding: 1em;& g' @, R$ ?" p% o0 d3 Y$ a) [
- display: inline;
- W3 p l8 q4 r# D - }
6 p& K$ A1 ]+ G& |. M- N) U, m - .nav-item-dropdown {
7 t) c) k& O1 H& S0 ^; x - position: relative;
) i% s. C8 d. ~; `) b9 K - }
* m4 D+ e w- \. B7 I( y& ^6 w - .nav-item-dropdown:hover > .dropdown-menu {
1 u' A2 ^% x \& Q( } - display: block;: S3 |- l- t4 s. U2 P, O' n" {1 ?5 ]
- opacity: 1;
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- .dropdown-trigger {
+ C7 ?5 p. x/ Z- C: W - position: relative;
& J. t/ g6 K4 f9 A. i' T& O3 [ - }
2 D/ H0 P+ `3 r. v) t: E7 f- ^ - .dropdown-trigger:focus + .dropdown-menu {; y, U1 u `0 T( Z4 K* D2 P! }
- display: block;
, j" G% p7 O2 A9 d$ z% | J3 L7 ` - opacity: 1;
" Q" F& Z6 a. y) N" ] D0 l) \ - }
1 v3 p: _% t: N7 ^2 _$ `% b' k* ^ - .dropdown-trigger::after {
6 r8 [- t# Z" q8 \7 b5 v - content: "›";
) s8 E' O1 J5 O4 u8 P6 A3 e$ _' s - position: absolute;
* I! ~7 K" f7 @1 \; B" H8 q9 N - color: #ED3E44;, F. [: m* C+ V% }
- font-size: 24px;0 \! I& j8 E5 }$ [+ n+ g' T
- font-weight: bold;9 x2 T4 c" X E1 U) X: ^
- -webkit-transform: rotate(90deg);
& c3 q! n' r2 {2 a6 c - transform: rotate(90deg);, T7 n2 J' O: _3 W' n
- top: -5px;
9 N2 f/ I% n+ m; T1 ~2 s - right: -15px;/ [9 [! f7 B; A% J/ [2 o
- }
Z" k j; f% P% U - .dropdown-menu {9 v2 z3 |9 z) q/ @( R7 M8 ?$ K
- background-color: #ED3E44;/ d, e% D/ c5 w" U% e
- display: inline-block;- M6 }# Y8 e6 s0 r, Z: ]
- text-align: right;
) t8 D R% f0 R2 `/ Z - position: absolute;3 f, ]3 v! {2 Z* C. r
- top: 2.5rem;
' i& B( D0 `" w! v5 K" U( S& i - right: -10px;
0 r/ {2 p* c2 n, p+ b" n& _ - display: none;
5 Q$ r. u" a( t5 D( Z! P7 h - opacity: 0;" H+ ]% E! L8 Q+ m! r/ |+ d9 O
- -webkit-transition: opacity 0.5s ease;+ d% @# m4 f r+ z3 T8 R0 ?9 j4 }
- transition: opacity 0.5s ease;- i9 V" u7 |5 k1 `; V5 J5 Z2 M
- width: 160px;
7 \" J- h5 k. k% l5 k - }4 E8 h: T! h8 n: o8 Y
- .dropdown-menu a {
- a/ |- N# n& Y1 R - color: #fff;
# L% m/ c7 k6 X8 W - }7 L% |8 g' F% T) D# u" R
- .dropdown-menu-item {6 R3 v4 p& L! F- \5 Q
- cursor: pointer;( }9 v9 x* p1 |7 |9 F3 m2 U
- padding: 1em;
' @3 h. K. A6 E; h - text-align: center;
" |( i' c( \' p: N8 g7 q/ Z - }
( y1 S5 G4 E1 S. }6 r - .dropdown-menu-item:hover {7 K' B; |% K- q3 T, x4 Q
- background-color: #eb272d;$ I$ r1 W) w& p
- }
复制代码
% L2 R! ^2 ^+ ?' \, ~! w. q- h* R3 ^可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- f& p' n" B( x1 j3 O
- <!-- Checkbox toggle -->
- W( B) I+ E" [( \" A: s9 h6 x - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& H0 Z- F5 V1 W. a, v5 K
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 P, |4 C1 }! W1 E) F+ O - <!-- Content to toggle from www.mfbuluo.com-->
7 R- c3 O; x: A+ x - <div role="toggle" class="toggle-content">
1 ?& z# p; y, y+ R - BA-NA-NA-NA!2 o/ c) K& z0 O+ f% j( G. [0 D7 C
- </div>
: P. {) \5 W* O0 E# E. l - </div>
复制代码CSS代码内容如下: - .toggle {
/ V. u+ n- @4 t( H0 r - margin: 0 auto;# p# `% N; x7 U: |
- max-width: 400px;
) j4 [5 J$ J/ J0 g" H( x - }
4 m6 Y G/ k8 s' A/ Q4 v - .toggle-label {
$ @; x/ i3 N$ p1 r - font-size: 16px;& T6 t3 ^- }9 \3 X# L; g- n
- background: #fff;
$ j7 s: ]0 @; q' Q* P- W - padding: 1em;
; z. {6 b) \% P" g - cursor: pointer;& S9 N& W* C: V# I; n% I! ?( r
- display: block;
3 a3 o0 ]9 }9 U8 |# c6 g0 c- X# k4 P - margin: 0 auto 1em;
$ F2 U, K! |/ Q# V1 q; C9 T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 {8 {, }* P; Y* C, I
- border-radius: 4px;. q ` w! n5 Y9 P7 L) h" [/ y ]
- }
* r5 W1 j/ u6 M( a6 [ - .toggle-label:after {
. x; F" O" o4 X6 a9 Y - color: #ED3E44;. h& C: t) ~2 y. n( f# S. d& C: b
- content: "+";$ ~2 R' x' {" k1 J( A9 M Z2 h
- float: right;
0 c8 r |1 [+ `, O - font-weight: bold;0 G$ D0 z# s7 C! n- z
- }
a; }7 v2 T: X: k! u* l - .toggle-content {
. S' E8 {* }6 M9 ]+ g- }, R - color: #B0B3C2;
6 y2 J- z" B% P9 u. B* e ^ - font-family: monospace;1 `! O, P$ z6 d, V: J" f( ]
- font-size: 16px;. D' G! D5 c/ i. m8 L" _6 h: w# f# l
- margin-bottom: 1.5em;# X, N- V \$ h( t4 N+ B
- padding: 1em;
! b, G2 `& z$ `# Q - }
( V8 r( Y5 F/ G/ N+ ~1 {4 B5 ? - .toggle-input {
* {! B, |) x! N! Y6 t& j' ` p0 a: q - display: none;
+ ~; Y% F4 m# a8 @$ `" I5 I7 C - }
5 S0 a6 ^. |- b) {: s# m - .toggle-input:not(checked) ~ .toggle-content {9 _' I+ m4 _6 V9 U9 u
- display: none;
3 q9 r g. |% p - }
! i2 Y! X' T3 ?0 I- s - .toggle-input:checked ~ .toggle-content {; W t5 k3 [* r- X7 p9 Q, V2 c
- display: block;
$ _/ w) d" a% X& N' O - }
7 Q6 ]" ^3 V$ c* i5 Z% A% `6 r( X - .toggle-input:checked ~ .toggle-label:after {) M( W! O* Y0 \0 t& S# H+ r J
- content: "-";
9 }$ f5 a0 f: Y9 n) A; n - }
复制代码 2 x6 _: ]! J2 E7 d5 G% ^
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