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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!">
7 |, [$ M# s9 q, N - Label for your tooltip3 s) ]2 {. ~/ m( S
- </span>
复制代码CSS代码: - .tooltip-toggle {
/ ]2 r1 T/ H T0 p7 W; _ v - cursor: pointer;5 B) d! ~) D$ Y) Y& T
- position: relative;! M+ l$ i8 q4 H& v
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- .tooltip-toggle svg {# \: X9 \$ A8 |% D/ [, ^, Q5 ^
- height: 18px;7 V* d0 _9 }4 b& }
- width: 18px;2 P$ `8 K! }, E7 k2 Y5 h
- padding-right: 0.5rem;* R- R5 W2 A9 c
- }) q3 T( n( Z8 G! |" {
- .tooltip-toggle::before {
4 u- w/ ~7 @( [7 i, \% p - position: absolute;# y" I' F1 I$ I9 Z
- top: -80px;
6 U5 r6 ^( ]( f( h1 g - left: -80px;1 \, |7 s' c4 `6 t
- background-color: #2B222A;
C& p0 g6 o5 c9 t - border-radius: 5px;. o; x6 Q7 p8 a+ w% X: C: c
- color: #fff;/ e5 q3 W }% S( j
- content: attr(data-tooltip);( G T8 N1 ] o2 S: |6 q; k
- padding: 1rem;
" j$ X5 b$ z4 O' f5 q3 O - text-transform: none;, u+ Z7 d( q$ i
- -webkit-transition: all 0.5s ease;
- p( r* q) [# F& K - transition: all 0.5s ease;9 J% b7 Y# x, C7 X! H) G) o* U1 M
- width: 160px;: {1 [0 y! M0 ]6 w
- }
5 n& j1 v! z) h( T& R1 k - .tooltip-toggle::after {
% i: p; J) K' k! Z - position: absolute;" y3 c' ]( \( X# m( P
- top: -12px;
( d- b4 s' Z; Y* L: S6 ^ - left: 9px;9 Y/ H1 C# f4 I' d9 q9 o
- border-left: 5px solid transparent;; Y+ h) g7 a) P
- border-right: 5px solid transparent;
1 q& u. ~7 j. `2 b' H. v - border-top: 5px solid #2B222A;
0 R/ C& d2 h, v6 O R* e. V/ N) N - content: " ";
1 y p# ]+ M# r) F$ V - font-size: 0;
, n( O4 F- _9 @ - line-height: 0;
( t+ l' b y2 n6 F% O3 G+ L" Y - margin-left: -5px;& v* J& O! @3 w) \
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
: u8 O* L% H5 |5 y - color: #efefef;. X$ u5 g# }6 w* I
- font-family: monospace;
8 I8 }6 m |8 H" V, @ - font-size: 16px;+ g9 v. x m( S/ B
- opacity: 0;
' V7 Z+ m8 q2 R - pointer-events: none; V8 R7 g1 h# D
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ t$ b0 I4 o8 u% N3 G1 y/ V
- opacity: 1;
9 N3 E* O# c; K" f& f* H4 d7 Q - -webkit-transition: all 0.75s ease;3 U2 Y$ l/ s) m) F8 _) f$ z
- 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">* g' A- T) z# q5 `; g5 s, j- w/ p' `! ?
- <ul class="nav-items">* q; s' ` L! Q, |' m$ {. E
- <!-- Navigation -->
/ M& B0 l7 a& m$ ` - <li class="nav-item"><a href="#">Home</a></li>
# U* z3 J9 \& _9 b& A - <li class="nav-item"><a href="#">About</a></li>5 b8 G+ `6 X1 j
- <li class="nav-item"><a href="#">Contact</a></li>
1 |$ \, m4 j$ N& D+ {) E3 V - <!-- Dropdown menu --> Q P: }; `3 t8 v
- <li class="nav-item nav-item-dropdown">
% O7 h! j: t' x& l6 _, e6 E0 W - <a class="dropdown-trigger" href="#">Settings</a>7 d! j: L0 C8 l( i! q
- <ul class="dropdown-menu">
+ y d6 a5 v( q& t+ i) e - <li class="dropdown-menu-item">- P! i$ `6 T9 ], m- ^- U
- <a href="#">Dropdown Item 1</a>
7 y' i O: w" ]: L& _ - </li>
6 k" ^" h% o J+ v6 f7 c$ Y. S - <li class="dropdown-menu-item">4 w/ e% K3 R, h: ? x. i% s- |; C( ]
- <a href="#">Dropdown Item 2</a>" q* ]4 N0 a1 l3 t
- </li>
1 u+ Z' v" e1 [' E2 r - <li class="dropdown-menu-item">
5 F- N- O# z. _5 D! E - <a href="#">Dropdown Item 3</a># h+ u3 S- y& Y0 v' D0 ~
- </li>
7 T# N1 ?7 \7 K4 m - </ul>) i6 ^ [% P0 F5 U
- </li>
* a" l9 ?' V& e! L: P- g7 P - </ul>
4 [) |2 D1 i2 Q0 {6 A4 q! z - </div>
复制代码对应的CSS代码如下: - .nav-container {
* V: G v& \4 A6 M% Z: b - background-color: #fff;* i8 {: g# ~" |9 }$ a8 _
- border-radius: 4px;2 q8 R3 j/ [4 O0 _7 ^! N* F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; s; j+ V" _1 T4 d+ M8 E - padding: 1em;
; x+ e) C. p2 P7 q8 m - border: 1px solid #eee;# `6 R( _' P z# M& X& ^" C, y
- display: block;
# b$ h' J+ }* b7 O' E - max-width: 400px;+ Z5 Q( e; ], _# u
- margin: 0 auto;; r# |* I. |) y' f! C6 _
- text-align: center;1 x8 C; a: O$ Y4 K) Z1 Z( N
- }, N a* s2 j7 h& Z1 X
- ul,
! g' e9 M7 M* D7 p+ G3 w; }! L - li {
4 n% p: q# |/ c/ X7 {$ P3 { - list-style: none;
% i4 g2 T3 @6 `. U1 m - -webkit-padding-start: 0;0 `$ G. [) ]3 {' v" [
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- a {
5 Q+ a4 t" F% w. c7 s - text-decoration: none;
7 |# C+ Y( H, M( D. x8 T: V5 F - color: #ED3E44;7 w V8 `7 e6 W( k0 t
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- .nav-item {* g- H a: G; Z1 {
- padding: 1em;( h1 n' s1 S1 E! k$ `( W8 z$ V3 K
- display: inline;! D. O" J4 v7 E4 M7 N
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- .nav-item-dropdown {
1 R: h+ T) `7 `" f8 a - position: relative;: |! V, U+ R; A% u6 {) k. s- A
- }
$ M/ ]- s3 ]% k9 P - .nav-item-dropdown:hover > .dropdown-menu {
- F- n5 Y2 s6 [* t# y - display: block;; C) \+ S& ^6 H( D
- opacity: 1;# w( `. R" l# l8 t1 @; m+ G# O
- }
; I# ~) W$ L2 f9 k M9 ` u U - .dropdown-trigger {
5 a# y. ~# x& K* H9 @ - position: relative;: L p5 u4 G5 v' j& k
- }+ H1 g4 q# J! `$ k/ b' F" a5 @
- .dropdown-trigger:focus + .dropdown-menu {
0 [% N6 p2 |/ Q - display: block;) ?6 v% X% Z+ ^: e( y
- opacity: 1; @& Y5 \' G! u$ V7 I$ ^$ d
- }/ `0 E% F: w% V# G# v
- .dropdown-trigger::after {6 V+ i# [& k) y: _; W4 x5 b! E
- content: "›";
4 m( i3 Y; Z! L7 X/ ] - position: absolute;* f( U+ p+ m9 w6 P+ t
- color: #ED3E44;/ d1 b% z2 L. }6 I4 }2 ?3 e
- font-size: 24px;
) L' G$ p* ]) H! H/ e - font-weight: bold;! d' E$ }' P2 Z
- -webkit-transform: rotate(90deg); p) \; J& m3 o! |
- transform: rotate(90deg);2 f% S( l2 H0 e" x! G$ i
- top: -5px;
1 _! H# L# l F - right: -15px;
/ t% n$ ]' Q: j8 I - }
1 D* i4 U$ R, f' v9 I* y. t - .dropdown-menu {
) n; S) y7 y' X3 Y) ]2 e: Q( `7 X c - background-color: #ED3E44;
7 V; h. \3 Q( O3 S! j - display: inline-block;' J v, k4 c+ v# `. M! y4 w
- text-align: right;6 o( y! B9 q$ [8 d; J" f0 |
- position: absolute;- ]0 @* v9 K7 v1 P" Z( O
- top: 2.5rem;
0 A s1 K& [; y9 ? - right: -10px;; d0 A6 Z/ e# p5 h
- display: none;" ~ f* A+ |' t
- opacity: 0;4 o8 Q) K5 D# J3 i& m) b
- -webkit-transition: opacity 0.5s ease;
5 H1 i& ~' u i) b1 j* q( @6 v - transition: opacity 0.5s ease;. f/ ^( U, B6 w) |
- width: 160px;: v( j, {. x* C" U" {
- }6 E. N- M* p9 Z D9 L6 g
- .dropdown-menu a {2 @4 }5 s8 H! r2 ~7 N. s4 O
- color: #fff;
. I- \9 f0 ]* q: N - }
8 S) j: u# n: s4 {, ]; x8 \ - .dropdown-menu-item {8 v& y) {7 w8 s
- cursor: pointer;
- P& a* e' m f+ Q/ n2 M - padding: 1em;
4 x4 _5 D$ p4 I9 r; f+ e - text-align: center;) C' J8 w( A; t( G( E" u
- }
* A7 C; @2 ]) d. [1 } - .dropdown-menu-item:hover {: G8 D, I# {1 R
- background-color: #eb272d;
# E# I3 o) X I# t - }
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( S4 K6 R5 Q$ l+ M可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) i7 u! u1 s _' J* {9 d+ i/ F( A4 y
- <!-- Checkbox toggle -->
1 ?: ~3 E4 s) } - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* |' ]# a4 \& w" w - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; ?- v' f8 q, d) x) X - <!-- Content to toggle from www.mfbuluo.com-->! a1 o; @3 [; W
- <div role="toggle" class="toggle-content">
' L, Y6 ~9 P. i- k: ]0 n+ J - BA-NA-NA-NA!8 Y: d. _( G5 E( M0 O& F9 r9 u& U
- </div>
, x" P( K: {# i) Y2 m; M( n - </div>
复制代码CSS代码内容如下: - .toggle {5 \9 @* N2 [8 c/ L$ q
- margin: 0 auto;
; Y1 ~+ C5 O6 q3 j) M - max-width: 400px;& z5 S: N* s! l
- }
7 Z- R7 x7 i6 x5 K; K: O - .toggle-label {
7 U' K6 }& z: b6 m- n' ?0 T - font-size: 16px;2 q/ Y8 s, X7 Z7 \+ y/ Y
- background: #fff;, u- f6 v6 ~2 y) W4 H% p! |
- padding: 1em;8 }& }& A: J* S Z
- cursor: pointer;( M. H8 f6 R. T+ D4 y0 x0 s5 z
- display: block;
# h1 S- V; K7 i* Z2 }' y - margin: 0 auto 1em;# ?0 U9 ?( n- |9 K! o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 Y2 O% m1 H) j/ J+ \2 W7 S
- border-radius: 4px;5 c2 s y. d; e4 f
- }7 @, G9 w' I! i1 ^- |+ `( w6 {
- .toggle-label:after {3 U; j8 H) p& ?
- color: #ED3E44;
4 u2 \0 n& }' X$ a5 s - content: "+";6 Y3 ]. S! ~5 y+ q; {
- float: right;
8 `6 O& L4 R0 G8 y4 h: g; ` - font-weight: bold;! S! a% a& A0 V
- }
7 G) @# ^1 r" S0 ~+ Z4 L ~ - .toggle-content {
( E7 G* H& P+ z& t - color: #B0B3C2;
- r( y# _' J' p1 i$ a - font-family: monospace;, o/ r0 ^& ^2 B) `" }
- font-size: 16px;# O8 T0 A4 h/ [- N8 X
- margin-bottom: 1.5em;
, ` f# j, E! r4 c0 p- P - padding: 1em;
; w. ^+ D; G$ [+ B- | - }
3 [' K4 D1 d" \1 T7 Q( P9 i8 H - .toggle-input {
" c7 J7 X5 b# p. W8 y - display: none;7 m6 J! M% S. X, O' P$ D
- }
% B) w, E2 P$ P - .toggle-input:not(checked) ~ .toggle-content {
9 [0 N& D/ G( E$ R - display: none;# w+ D8 h. m. D, E$ ^9 c
- }
4 t( N2 s! F; @# g5 D - .toggle-input:checked ~ .toggle-content {
0 [8 C! e f6 w4 T* W5 V6 L1 [ - display: block;/ b0 r7 W. |. a5 P: T% g5 J
- }
/ C; z- A) j; P1 E' u5 z% j- v - .toggle-input:checked ~ .toggle-label:after {
; G0 `, ?/ m o3 o P - content: "-";& q; q5 L, Y0 ~( a9 d. p
- }
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