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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!">5 G% U+ _- j# r6 i7 ?
- Label for your tooltip, C+ W+ t% p" C0 `8 @) M
- </span>
复制代码CSS代码: - .tooltip-toggle {
# h! A& s! a- k0 V& y* ` - cursor: pointer;
2 L; T2 I' {* O - position: relative;
8 M5 m" |$ z- p% ? - }# }3 X2 i/ u2 p0 M- B) t/ f- I8 s! W
- .tooltip-toggle svg {( j" H9 p' x2 t0 y
- height: 18px;
! C& }+ K1 x: i - width: 18px;
, D5 Q/ \: G& ~3 L+ m W - padding-right: 0.5rem;
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- .tooltip-toggle::before {
V p7 N( N( t* | - position: absolute;$ E" U" D3 \( {4 P' `
- top: -80px;
* I* n7 r N9 w3 T - left: -80px;. \/ V8 Z- M. Z& m. |& {
- background-color: #2B222A;8 y) g u2 J' i: I( Y+ |+ s
- border-radius: 5px;
- _4 ?4 z4 g4 n - color: #fff;
* d* k8 ^) w7 [. M. A( _ - content: attr(data-tooltip);% ~* S$ K$ f7 O% x, ?: R4 [
- padding: 1rem;
# U1 R5 q8 E( a- _9 s - text-transform: none;
' @$ ~8 @6 R4 D4 d5 S6 v! t* I - -webkit-transition: all 0.5s ease;! s" [% v' Z* w" p" B# p
- transition: all 0.5s ease;0 Z; g( c2 v# X- o# ~1 k
- width: 160px;
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: k! @& X# x4 S8 ~ - .tooltip-toggle::after {, E. ?. j* h1 X0 Z. H! c
- position: absolute;
1 p/ ]3 Z0 G* ^. h3 ~" N$ C5 P - top: -12px;
' D- U/ S& M' [- z/ w+ Z - left: 9px;) S6 O8 I9 O2 v6 r6 {. c$ |9 q
- border-left: 5px solid transparent;
5 y. f- e: k- L9 \ D - border-right: 5px solid transparent;- T4 ]6 E" Q1 J7 U1 d0 Z. B
- border-top: 5px solid #2B222A;1 a' M$ Y: A* U; l6 a6 R( K
- content: " ";9 i- O; A2 {2 M8 l9 ^
- font-size: 0;% g& ^1 g2 Q8 ~3 P
- line-height: 0;! h: @9 C0 i, X4 R. i/ l& `6 X3 Z
- margin-left: -5px;
2 r( j; A& h6 l. k, c - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {+ l" K! [8 k6 F/ P' R: ~
- color: #efefef;
" N7 l% W; d+ w- @6 N# i - font-family: monospace;/ d# O X- A, N. L5 K- E
- font-size: 16px;2 @# d* C% X& D `
- opacity: 0;
6 {% {) I" k* h - pointer-events: none;( b% @; v# W8 P1 M3 L5 `
- text-align: center;5 X" |3 W( o. f: a% }6 P
- }
9 G+ m5 w0 B3 V5 A5 N7 s0 i- L( P - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ a" U$ x. Y) j1 S' g( T
- opacity: 1; [7 j$ } M( ?, X1 B& }# |1 i
- -webkit-transition: all 0.75s ease;7 A2 ?% b. f, T3 Q1 t
- transition: all 0.75s ease;
2 d! S& \' D$ F1 o; Y# r6 ` - }
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">
* {" \7 ? q1 V - <ul class="nav-items">' F& t/ n5 V5 g; K% I5 @, k3 A
- <!-- Navigation -->
! }) N& Q$ J* d" \3 J - <li class="nav-item"><a href="#">Home</a></li>1 d( u4 t' G# {# F" x u
- <li class="nav-item"><a href="#">About</a></li>% u4 E8 @: z- L" j6 i2 {; [
- <li class="nav-item"><a href="#">Contact</a></li>
) T5 d+ b2 ~4 T- z' V' s0 g6 d; V - <!-- Dropdown menu -->
V: O: y, r1 j* D* D - <li class="nav-item nav-item-dropdown">2 d9 I% N1 a) H& A6 E
- <a class="dropdown-trigger" href="#">Settings</a>% F) s- I* x) D8 B/ |! j
- <ul class="dropdown-menu">
6 D; C0 V- O0 P* |- p - <li class="dropdown-menu-item">
! @ C! y$ b* \. S% g+ y2 [8 ]6 s - <a href="#">Dropdown Item 1</a>
1 k2 F p; Y: a3 `3 s: i/ p - </li>" N% }) y& P: y# {( S3 p+ v) Q
- <li class="dropdown-menu-item">
7 E; [2 e; C6 ?& ^) N' ~ - <a href="#">Dropdown Item 2</a>
" ]* U( V. A- r v - </li>% Z; W) F- c# \& k, l0 \: f
- <li class="dropdown-menu-item">8 {5 O C/ O% d7 a2 O
- <a href="#">Dropdown Item 3</a>/ y) u" k. a2 a' V* G
- </li>
/ M3 g$ }# T/ A - </ul>9 \' S- I% p4 o
- </li>: U% ?; x: G4 ]; U
- </ul>
: ]! L4 \. Q2 ~% L* [ - </div>
复制代码对应的CSS代码如下: - .nav-container {- T2 h& m9 H' M) F1 n4 z( W7 C. k
- background-color: #fff;
4 G- |/ w) Q6 l3 J - border-radius: 4px;) a% c. ], N3 Q6 Q! Y4 l+ B" L g; H
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- T2 U( s" i' G
- padding: 1em;; c- Z: x% ~/ L9 y" W4 ?4 s7 c
- border: 1px solid #eee;) p7 v1 ^8 i4 E8 x5 j
- display: block;
* n0 H7 @! @, n: [# F# } - max-width: 400px;
( u; T; r; J! ]% [4 v4 D B/ D - margin: 0 auto;
. k; O$ K! o& i6 ]. r6 i# m - text-align: center;- L4 [9 D; S* d
- }
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- li {
( t- T( F( O! X" z - list-style: none;
* \1 C" |) {* C& { - -webkit-padding-start: 0;
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- a { G! }3 F- A9 J: r
- text-decoration: none;: }5 s& Y5 }8 u9 j8 K
- color: #ED3E44;
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- .nav-item {2 B) r' h' ?+ \. n, q2 R7 g% o& p; w
- padding: 1em;8 z% J3 F) N1 H2 M
- display: inline;/ W! X9 x K+ m0 W% Y
- }
1 d8 |' w0 Y3 C+ h - .nav-item-dropdown {) w% A0 N4 p* {1 z7 X* m u
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
% v3 T& M9 Q7 U, ]5 N* z - display: block;
8 d) R% ^! q: q$ T* l7 v9 Q- Q - opacity: 1;
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- .dropdown-trigger {
& t3 b; Z6 c2 d; D) X Z2 c p3 a - position: relative;
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& G k& w( V, T0 K - .dropdown-trigger:focus + .dropdown-menu {
" t9 S2 i2 Z7 Z: e - display: block;4 @) m4 `6 U$ |% W4 x1 X$ i
- opacity: 1;( T: c5 b6 P/ x) K
- }
& G& y8 X3 P4 ? - .dropdown-trigger::after {' P; |4 R& k4 i/ h, B
- content: "›";
2 `' k4 T, } t: V8 Z! e$ \ - position: absolute;# K3 D6 b5 s1 m
- color: #ED3E44;/ O% [- V, Y! S; m
- font-size: 24px;$ I$ ?! f1 b8 x: b5 V
- font-weight: bold;; y% ^/ M; I9 u; X$ t( W7 w
- -webkit-transform: rotate(90deg);7 ?3 F7 y$ ~. k6 J" ?9 O2 F
- transform: rotate(90deg);
" \. i+ M; {3 y C( Z0 R0 [- O - top: -5px;
. j* d7 H5 t' A) r" t. J - right: -15px;
V2 s" U$ {( j - }# r/ l% I: T7 G$ v0 X
- .dropdown-menu {* @. X0 R# Q& A8 e, c
- background-color: #ED3E44;$ I4 l( o$ l1 c2 j
- display: inline-block;
) n1 \, T) _' ~. n, C% u {' E - text-align: right;$ N0 v+ Z2 y! e3 q( y. M \6 a
- position: absolute;- S8 z0 k7 O2 Q4 ^) a
- top: 2.5rem;) ?% D, L( c6 i' k0 l( T4 f! j, y
- right: -10px;$ `4 N4 x0 ?1 F2 Q/ b
- display: none;2 [2 x9 o" W( I% X; o' c1 X
- opacity: 0;3 t9 @. l1 {' P$ R& y$ t
- -webkit-transition: opacity 0.5s ease;
1 J. s" S9 z$ Z* b - transition: opacity 0.5s ease;7 @3 \- d1 M& b
- width: 160px;
9 s: _7 b8 j" n+ k8 w' d) D: ?% {; w - }3 B& ^# |& N% U( O0 K+ c
- .dropdown-menu a {
$ v6 ?+ ?$ W/ @( M9 R- @ - color: #fff;
" o0 a9 G$ f5 `6 H% t' D: t6 C; q; V - }
3 I" J4 D' [! h. U1 x* p - .dropdown-menu-item {
0 K! V5 T$ V0 t! i/ N - cursor: pointer;
# p1 J9 k# k7 q7 A& O - padding: 1em;; v$ b8 S- E+ j7 r
- text-align: center;4 |8 x, { f# z9 T
- }
: U. Y4 z- V U! V4 W( O% r) q - .dropdown-menu-item:hover { e4 S- r8 K7 N0 v$ `% M2 I8 e
- background-color: #eb272d;
: p! O/ Q- d; Z( E: b1 Q- E - }
复制代码 " y1 T- ]( f4 X& E& i [
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 O5 b3 R( z; V3 f, E$ T - <!-- Checkbox toggle -->
# h$ `* o/ ?/ X- r3 O: c3 e* L) x - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
: @4 ]! ]9 {" D7 b- z2 C( X" G - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; ~+ i/ g7 G! b7 ~5 [% e: X& ]7 A - <!-- Content to toggle from www.mfbuluo.com-->. Y6 m. J$ ]" G3 o
- <div role="toggle" class="toggle-content">, [; q( a! P' q3 z$ V/ r/ \
- BA-NA-NA-NA!( v0 [: Z8 f: U7 x2 o9 v$ ^: ~3 i
- </div>
. a' e5 n+ x7 L - </div>
复制代码CSS代码内容如下: - .toggle {: _( J3 f L9 q& k' c
- margin: 0 auto;
' t/ u5 ^+ I/ A! L - max-width: 400px;$ d! A( K g6 b8 k, _, z
- }
3 _ r( Y! C3 M9 l4 C; N1 m - .toggle-label {' E+ Y6 k3 y, k# U
- font-size: 16px;
3 I9 I' D$ ]9 m& b I9 _ - background: #fff;, o5 U+ n8 A# G: m* U" |
- padding: 1em;
* e5 H3 a4 Q5 }( ~( V# S - cursor: pointer;. N6 i5 c" D% x4 Z/ p' G; y1 C: a
- display: block;
' q; S' x2 H4 f. A - margin: 0 auto 1em;: Q% B8 @$ D; L! ^5 ^& n) ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 b: {. u7 E; Z M( t# ^
- border-radius: 4px; n" I+ Z+ E, }6 P& Z8 F
- }. {6 m B9 `' H
- .toggle-label:after {& k k9 D8 ?% U! f9 Y- h2 {( o
- color: #ED3E44;8 Q5 Q8 r# e3 T( I4 Z7 T1 W0 P
- content: "+";0 c, i* q" a& x- P5 e) _3 L! D1 T
- float: right;
' d0 g* r& w( z5 ~ - font-weight: bold;4 o: S f' U4 b" r
- }7 j! j( }3 Z9 x0 }" W% U p
- .toggle-content {3 w; X+ H7 \% n2 N: s2 y
- color: #B0B3C2;$ L$ u0 t. @8 E
- font-family: monospace;1 H" B. q9 p: @ P6 _
- font-size: 16px;) j. N T: r8 E' \3 a7 l
- margin-bottom: 1.5em;8 q6 f% C+ V) N: N A
- padding: 1em;
; U2 _' B# r- v0 P9 S" s+ x# B; x# G - }; e+ `9 E5 q$ }4 k( [/ N
- .toggle-input {- L. d2 w9 f' f! q% h
- display: none;
; C, O( h$ |- o2 X* w ` - }2 o$ p( Y" z Z: |9 U
- .toggle-input:not(checked) ~ .toggle-content {$ S* ~& _; ? z" e! t0 E* h6 W0 C
- display: none;) c! ^; h5 o1 V
- }6 Q1 U: c9 X7 i/ P
- .toggle-input:checked ~ .toggle-content {
. @7 ]! ?! w5 o+ A - display: block;8 l+ @7 i! i% e H
- }4 B) S/ r2 \1 Q p# }$ T
- .toggle-input:checked ~ .toggle-label:after {) l# L" I; Z B2 l8 N; Y
- content: "-";2 _* G- Q9 N: R1 P D
- }
复制代码 . S9 g# K$ x: C
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