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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!">
( ~! s: I: `- r" j/ p4 W - Label for your tooltip
* x' c% R" j5 B# {- ` Q - </span>
复制代码CSS代码: - .tooltip-toggle {
0 x9 F; u$ {+ J5 V - cursor: pointer;" c4 N" s$ @) j) p
- position: relative;# r K- L4 ~9 i4 o7 j$ ?& H
- }
/ e U: v% W$ W8 T& ]( r - .tooltip-toggle svg {0 G# h9 G0 Z" k7 W+ }6 C
- height: 18px;
( z& N- ]3 M3 X; ]% a% P - width: 18px;1 ^9 Z6 Z; A' e" @2 E/ [. E+ Y
- padding-right: 0.5rem;4 N5 R3 k4 a% o) J* c) k3 a8 W
- }; A1 E* g2 ~* e4 ?
- .tooltip-toggle::before {
$ E% P1 k" E2 q/ I; S1 } - position: absolute;
t! r, d2 ]" [4 i# \& \# n% r - top: -80px;, H4 s0 P1 j4 r! o
- left: -80px;) k, |/ _8 @/ o; g6 [5 ~; v/ P
- background-color: #2B222A;
2 |! Z" z6 M0 O# X' E" y - border-radius: 5px;
8 Z3 l. D2 d7 z" h$ N - color: #fff;$ P5 g0 T9 C5 r4 q$ \. l( B
- content: attr(data-tooltip);4 D# i" v/ Y" Z/ g$ [
- padding: 1rem;
$ |; M( y& v% n# f2 r% j - text-transform: none;1 n. b- {5 _# K- l* @' t
- -webkit-transition: all 0.5s ease;( R1 E9 o2 x5 C. N7 w' F
- transition: all 0.5s ease; l8 o8 d4 p/ \" r. U& V, V
- width: 160px;- L3 _4 K5 Y* u7 _* ^1 l
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- .tooltip-toggle::after {* v' o2 a2 ?1 d( W' H' H$ J
- position: absolute;
. M' w( _1 L* Y4 N* M - top: -12px; w4 c, q8 L3 d+ G0 ]. c
- left: 9px;# [# q( {. j) I8 E) j. r" P' a" |
- border-left: 5px solid transparent;+ f u b1 a' i; C2 R, a# G
- border-right: 5px solid transparent; \8 o0 h+ M i' A" ~7 n6 [- w7 ]3 K
- border-top: 5px solid #2B222A;' v0 S' b: `/ r2 e0 ]: p
- content: " ";( y5 N: H# a4 F* t' P+ ^
- font-size: 0;
J9 J8 \0 v( O) T$ ]4 n2 k @, D - line-height: 0;5 {7 m) C- p( @9 B q* I I( p
- margin-left: -5px;
/ S3 M! U2 _* {' { - width: 0;2 I" S. h* m2 I: r& L! l
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- .tooltip-toggle::before, .tooltip-toggle::after {1 |7 U8 l1 S2 g, S7 z0 Q
- color: #efefef;, \6 X/ Q) L2 g) N4 d. ]0 l7 r$ w q
- font-family: monospace;
; O6 J2 M- i9 ]* N1 O - font-size: 16px;. {- H6 J. r9 w% v5 O4 u: \% r: g
- opacity: 0;+ K- ~" H& k4 x' q6 @' J
- pointer-events: none;
; D. ^% t* {4 \2 o) X' B6 [% ~, K - text-align: center;
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g: n% t8 Y3 T, y7 n3 X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' b8 O" O8 [* Q; y. T - opacity: 1;
. s- j7 s2 j" p% R( ?. d w0 E - -webkit-transition: all 0.75s ease;6 @! t$ a, G+ K
- transition: all 0.75s ease;* x1 {; L* T$ h0 _/ j8 o4 a
- }
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">6 ]3 Z; Y0 y: S* {9 m
- <ul class="nav-items">
# e4 ?6 L; [* R% n% L) z& @, l% Y - <!-- Navigation -->! [5 T3 t/ t4 m8 e( o9 _
- <li class="nav-item"><a href="#">Home</a></li>
* d3 ~; r& ]; Y+ S* b1 @! R - <li class="nav-item"><a href="#">About</a></li># z5 e$ z/ M& F+ i" Z
- <li class="nav-item"><a href="#">Contact</a></li>+ ^% ?6 O" h e9 T" h: b
- <!-- Dropdown menu -->5 Q% J0 Z9 g- p4 |1 ~$ A6 ^; N0 @5 @' [
- <li class="nav-item nav-item-dropdown">
) p& g. F/ n0 z/ C3 Z. J: C9 W - <a class="dropdown-trigger" href="#">Settings</a># n/ E2 N3 j2 L& s% g) V
- <ul class="dropdown-menu">3 T" u0 o9 j, j7 c$ P2 B
- <li class="dropdown-menu-item">6 q" T5 Q M0 g$ T* ?! e* Y" T
- <a href="#">Dropdown Item 1</a>
9 y$ W+ r( `3 v$ q8 s" r5 m% z& m - </li>
6 p7 G; m' N9 b2 y* }7 X% C3 v, s7 c5 g - <li class="dropdown-menu-item">6 I: n0 T$ ^3 x& S9 l
- <a href="#">Dropdown Item 2</a>7 p# g# S5 `/ a, } f+ G, ^. v
- </li>% [( v! m8 `+ g3 f5 H0 K n
- <li class="dropdown-menu-item">
/ D( n0 m' @: s" ] - <a href="#">Dropdown Item 3</a>6 `, [. i7 ~& A1 R
- </li>6 U( U& F) ?4 E% k6 T
- </ul>
+ a( x1 Y" {/ N, r - </li>
( H; g3 z1 Q5 h& `; Y1 y( h - </ul>
$ ~+ f' c2 x8 N! F7 I - </div>
复制代码对应的CSS代码如下: - .nav-container {
2 K& T8 }8 I! X4 l5 {, x" x! I - background-color: #fff;
" g' B% o: \# f1 w - border-radius: 4px;
! m! N' ~$ l) J7 \, a- @; ?/ M7 Q; Z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 j+ n$ [: @' K - padding: 1em;
+ o, |9 Z* D" u) U$ @5 u - border: 1px solid #eee;
. j9 k; J% O8 u# v: y - display: block;
* r; S* O: p( w, \2 K3 z - max-width: 400px;
3 _( K6 Q3 [/ e& @ - margin: 0 auto;# j) X+ M6 m( T% g, o! f& G
- text-align: center;9 {" D8 }+ ^5 U0 F+ Z
- }
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- list-style: none;
$ I* l+ g- M% Y) K - -webkit-padding-start: 0;' \+ N4 q: Z7 Y5 Y) A3 q
- }& }* a( W+ v+ c. y1 R4 M
- a {
, [ g! l1 o4 H: E3 c4 r! O - text-decoration: none;$ B2 E, T% z: F1 ~% ]3 r* N1 y, ^
- color: #ED3E44;+ U5 u& n- t2 b% p: h+ i: V
- }% J" q6 a" h9 d
- .nav-item {
& a s, @/ ?% p' x( M - padding: 1em;
! ^: [9 X% o2 o) M7 f+ b6 o) z/ b - display: inline;* f) R/ [$ q$ C6 o# q" a* }
- }$ ^) \$ P2 d! m) R3 l& I
- .nav-item-dropdown {
V4 Z* g4 P4 z - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {* | ?+ d) `1 O3 h
- display: block;1 k. W, f1 T/ `7 p+ T. n8 h! |" [
- opacity: 1;
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- .dropdown-trigger {
( t9 Z/ H+ [* r# T, C- w - position: relative;0 B# e( ?% r. G# S
- }4 X6 V$ S# p/ w; [5 q& ~% n' y. `
- .dropdown-trigger:focus + .dropdown-menu {
$ P# I/ ^' w4 W9 [ - display: block;) x5 Z; v% b' h; m* G6 e
- opacity: 1;$ e2 z; K) j9 M/ L& b# O! E
- }
2 s( e, f4 a7 @9 l - .dropdown-trigger::after {# j; o( f0 R* E& c6 P& |4 h9 a+ l5 O
- content: "›";. W0 ]) @+ j, O4 G! U
- position: absolute;
2 a" d. N$ L3 W X$ a - color: #ED3E44;9 c! c" U5 ~* t3 Y' |9 h2 W! q7 X
- font-size: 24px;
" @7 m( ]" G! _# f - font-weight: bold;5 S" E+ i$ ~6 _6 _9 Q" Z5 \8 N
- -webkit-transform: rotate(90deg);6 a- j% _, P1 z6 F: v
- transform: rotate(90deg);
6 _* o) w& F. e& i* ^; a s - top: -5px;3 K+ W4 a1 Y, p8 T/ A) W Z
- right: -15px;
+ v, B* f8 q0 e/ c$ e$ _ - }3 f6 k+ \( m2 C( ?- w' }& s
- .dropdown-menu { d: I [0 a6 g
- background-color: #ED3E44;
}1 L( J# ]3 R" x. K' b% |9 a& K - display: inline-block;
5 x l8 O4 Y2 K: Z x9 W) b - text-align: right;/ t; L: X2 z4 ?! f
- position: absolute;+ W' L1 y4 A8 ~# V
- top: 2.5rem;
% T, o. Z9 P2 A# F - right: -10px;
+ o0 b$ m& c3 [! D6 ` - display: none;
% X: u. z ^0 e9 T! y' I - opacity: 0;
- f6 l/ E7 h4 p# ^% r - -webkit-transition: opacity 0.5s ease;( s( k3 Z# [# K/ B9 T: |" U! c8 P
- transition: opacity 0.5s ease;
2 R9 @. j7 ]4 p/ N1 O$ g/ o8 u - width: 160px;; W8 j( M' K* u$ v' c& Z! B$ a
- }* L' A5 c8 g' |/ V8 E
- .dropdown-menu a {" e" d$ f. `( l3 R
- color: #fff;) L! V# J2 I# v2 W! R
- }
# B% t$ h9 n( c1 R) j, ]: F - .dropdown-menu-item {! K# j5 E; R& A. l
- cursor: pointer;7 j' X& }* q/ m5 T- f' e& J6 k' N
- padding: 1em;8 {0 v+ J$ x: }& t' S- b. v( W
- text-align: center;
/ k9 V2 a4 L W) H8 i - }7 O) h2 D% V; h( S1 p {) ]
- .dropdown-menu-item:hover {
- A N7 e) f4 K - background-color: #eb272d;; w+ N6 l0 o- `; e8 q7 Q9 j
- }
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; ~" i6 D- j: @) E# a3 t可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: I! P. |6 P/ u. r0 } |0 \3 R
- <!-- Checkbox toggle -->5 f6 T+ I( N" Q3 f* r5 c
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- S$ K( E: j- {& h - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 o3 Q0 \8 |& v" y
- <!-- Content to toggle from www.mfbuluo.com-->& o6 N6 E: M4 `- p& Y
- <div role="toggle" class="toggle-content">
9 }. \3 t$ G- ]8 Y - BA-NA-NA-NA!, o. J& p0 a- Y, O, u8 c0 N& l1 M
- </div>
4 W+ s" b* u7 ~2 \( f* ^$ d: k, H - </div>
复制代码CSS代码内容如下: - .toggle {
; _: O! ~0 q1 A) a" E% I - margin: 0 auto;1 q# ]$ N3 w8 q$ v
- max-width: 400px;: x; M3 k- \& d: N2 ^4 t2 l
- }
% T, D7 a% l' ?9 H - .toggle-label {- ?) n; q( a$ d4 _* m
- font-size: 16px;
3 E/ q! M. V) Z# M, x' Z - background: #fff;0 U; ?. d6 o% g& `# t
- padding: 1em;
5 |+ S- I6 ?- o* R- } - cursor: pointer;& |% a: R4 |5 a; I" W( \& F0 P9 [
- display: block;
( e) v/ T1 e; r4 o4 F - margin: 0 auto 1em;# I8 \ x$ y f. T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* } W8 J/ q( l: [2 Q0 x9 h
- border-radius: 4px;
5 \3 y% h$ f; n" R8 r& {/ q - }9 G6 m$ M5 B* b* i/ T% z) d1 d W. k
- .toggle-label:after {
|8 {* _ s5 `, X4 A2 { - color: #ED3E44;; A( S$ B. N; O5 w7 U8 v
- content: "+";1 Q4 N# [; ^+ m- j
- float: right;
4 D3 d. Y- R* H7 H" \( U - font-weight: bold;/ [ k3 E X% m$ z
- }
: a+ q; v* T# `6 B W$ V - .toggle-content {+ c: R; v% F( K# F: k
- color: #B0B3C2;. A1 B8 P: e+ Z; z& `
- font-family: monospace;
6 l& J/ |4 i4 H6 F' N- U - font-size: 16px;% p* i" {" U" O. T
- margin-bottom: 1.5em;
' Z9 _& c) P* G4 C4 P5 r0 ~ - padding: 1em;2 q1 G: R; f* i4 W% x f8 w$ Y4 ?
- }
% \( S/ _1 S3 i8 [2 e1 d% G. @ - .toggle-input {
* ~# b$ @$ y5 s- P3 R \! V - display: none;
7 X" G; s. i/ {$ m9 Y - }( e/ X; Z! z! F0 J- _) B
- .toggle-input:not(checked) ~ .toggle-content {
' a: F9 A! |& J' s0 K* x1 H - display: none;
' B+ \% U* M( n - }) p3 i# p7 N+ R# d7 A/ s! X
- .toggle-input:checked ~ .toggle-content {8 w4 n' b' w) [4 g+ o" Q
- display: block;
" P9 k! w/ y: e. c2 y" O) o3 l - }7 b" M1 G1 F! ~. T8 `
- .toggle-input:checked ~ .toggle-label:after {
' `1 C, _* `5 w. O, n - content: "-";
" e# _/ B3 Y* z" P5 q3 h; M4 i - }
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