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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!">1 O& Q2 J2 v+ T- @
- Label for your tooltip
3 j6 _! }) ^/ L! I; P3 ~3 P5 y - </span>
复制代码CSS代码: - .tooltip-toggle {
& V! v: T) X% s7 A1 I- a9 y - cursor: pointer;) b: i; H& j7 `: r
- position: relative;+ v0 v% y" `5 n4 n" E; w
- }
4 ]! l6 q3 V/ ?5 O$ V9 T - .tooltip-toggle svg {9 S, N, M6 O7 B4 Z
- height: 18px;
$ X+ g/ c; L% W$ R3 z/ ?& E - width: 18px;
1 a$ E. W9 t) m6 T - padding-right: 0.5rem;
2 R; i4 y* Q) F' q0 N - }
4 d7 o+ Y [; Z9 V% |5 _+ ^ - .tooltip-toggle::before {
; ^' ]* d# S! d# w8 \9 \ - position: absolute;
6 b3 i$ I( u7 V) |5 x8 g: W - top: -80px;$ h6 k, Y' a+ I* d( Q
- left: -80px;
6 C1 k- \ ] i1 O" o0 M( B - background-color: #2B222A;6 Z! B, ?, L; F8 {" S0 t3 u
- border-radius: 5px;5 V4 |5 G6 u D6 l! q
- color: #fff;% T [ R8 p6 `$ ^0 I, s+ R
- content: attr(data-tooltip);. B+ D* F' [0 W6 Z
- padding: 1rem;* m6 t" K1 x/ M% |- m# z# ?
- text-transform: none;
& }8 E; [0 l1 W6 B8 d - -webkit-transition: all 0.5s ease;
" x1 ^; j8 D% l - transition: all 0.5s ease;; O- B, j$ V: l+ g, N* R, l7 K
- width: 160px;4 t- K! {& l5 Y( g3 d
- }
' `; G8 g0 V' `% X0 P - .tooltip-toggle::after {
# b: U1 \- e" z( O$ b* Z4 ]7 R - position: absolute;1 q9 w4 ?# E0 a, S; [$ j+ y
- top: -12px;9 q2 `$ D2 z. a0 I
- left: 9px;
8 |2 l+ U: M8 ~$ v5 | - border-left: 5px solid transparent;
. ]3 V0 G, X+ _; z# @& [* z - border-right: 5px solid transparent;" ~- V. Y: D/ y9 e. \
- border-top: 5px solid #2B222A;
( s0 a) N5 n! i; M: }7 N& @ - content: " ";
. ?+ s# W1 U- u5 O6 m# ]7 o4 L+ n8 Q) l - font-size: 0;, o, j3 G0 F3 w# r. E. g
- line-height: 0;
* D/ C% E0 [( Z0 M; }+ G - margin-left: -5px;
' x8 z' d3 o+ j0 v; l - width: 0;
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/ t" }! M4 R) M% v - .tooltip-toggle::before, .tooltip-toggle::after {3 `$ B" Y i3 w# u% v( H$ T
- color: #efefef;
/ v0 O8 X1 j7 F" R6 f - font-family: monospace;5 Q+ t* @- M& q# Y' @* r" b: V
- font-size: 16px;
, N/ u; M6 L! h+ a - opacity: 0;) t, G0 T$ E' ]8 W( y, E* |5 s
- pointer-events: none;: R1 }% ?8 m+ _) h% ?
- text-align: center;
8 g% l! C+ X8 S5 G4 _' q* m _ - }
7 W' B9 ], S7 f - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& G; X/ Z# @/ | f - opacity: 1;4 p+ [& @& j! \% D0 i. n
- -webkit-transition: all 0.75s ease;
& F# q5 C y# L) i+ l* }5 d5 o6 U2 E - transition: all 0.75s ease;- c/ |: Y; I/ V+ Y* J
- }
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">( L) P0 C0 z( J7 R& }- [0 A
- <ul class="nav-items">
% E" a/ k: l+ B& r# I; A7 M$ ?; c" V - <!-- Navigation -->0 T. i$ E0 s: p$ E5 G& d
- <li class="nav-item"><a href="#">Home</a></li>
/ s' Q$ S7 t x; O; M - <li class="nav-item"><a href="#">About</a></li>
. q* d6 Z8 g/ s& e$ J1 Q) L* G - <li class="nav-item"><a href="#">Contact</a></li>& ?* q6 T" ?8 v3 r/ Z: l
- <!-- Dropdown menu -->
" _" c, a5 o& m- _* W) t( v - <li class="nav-item nav-item-dropdown">/ S, q3 Q/ m. C9 O, c
- <a class="dropdown-trigger" href="#">Settings</a>* l5 W3 Y' V0 V
- <ul class="dropdown-menu">
+ b/ e5 O$ w: u5 @7 X8 h - <li class="dropdown-menu-item">7 Y8 W" G+ N' S
- <a href="#">Dropdown Item 1</a>
" e3 p4 h4 L. C. d4 M8 R - </li>
5 Z, C/ U; b( t' G - <li class="dropdown-menu-item">1 b4 U5 u! R) M
- <a href="#">Dropdown Item 2</a>; _/ N9 h: K1 s& S) g, k. T
- </li>
1 x& E$ t7 C, u( S" j: p( z - <li class="dropdown-menu-item">
0 n" ~' z) j5 v b: Q - <a href="#">Dropdown Item 3</a>' H5 ^" o; {8 U. s& f
- </li>( l# E* F0 j. ^ W! t o5 }
- </ul>
( ~( ]4 }" v( p$ v - </li># p( d- K& D3 c; H' t9 @# b" J
- </ul>
7 J0 w2 n0 [7 D' k - </div>
复制代码对应的CSS代码如下: - .nav-container {
! Z! Q' Q' ^& C- W - background-color: #fff;
3 c7 j- a* O4 H ^, w/ @ - border-radius: 4px;
# n7 B4 c: ?* }# ~- y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; |5 f' ?' e( g2 h, H9 j - padding: 1em;
$ c. p2 P" Q/ p7 h4 p/ |- I - border: 1px solid #eee;
. Z# @4 F' B$ G; J$ t4 t - display: block;
( Z; g$ q! J" Q: y! u - max-width: 400px;9 L8 t. q0 F+ U$ v- r
- margin: 0 auto;
/ W8 Q7 b6 x# C$ z+ v& l - text-align: center;% p$ V: S3 |2 v
- }
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- li {5 i/ s" `# s% x: A+ y6 H% Q- h
- list-style: none;
+ W: b. a" D# X8 |* G - -webkit-padding-start: 0;* W+ ]. T( R' K( V! A; O! d4 \
- }
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- text-decoration: none;
: n! \5 g3 c9 g8 `; M# d( b - color: #ED3E44;
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- .nav-item {
- t7 V( S: H# A! `! m - padding: 1em;* [8 G$ ?1 v, Z2 B6 ?8 I. b/ ~
- display: inline;
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; \# f i% c; l" U8 Q3 ~0 p& b - .nav-item-dropdown {1 C- ^* Z1 ^) x+ c
- position: relative;0 ]: O# Q7 H. |9 A' t
- }
& C5 \# N& v& b6 c5 P - .nav-item-dropdown:hover > .dropdown-menu {
2 t% P: {5 @5 E4 [3 ]4 U - display: block;' H; q! U2 m5 v) U4 L
- opacity: 1;
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- .dropdown-trigger {
3 q5 I% P# E- d( H% Y - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
7 K& f! Y: J/ V - display: block;0 P J! U$ p5 ?8 |# A% `2 c
- opacity: 1;! `/ |! D0 B" {& z# J# J7 R0 g; ~
- }
$ I9 ?0 A1 Z2 S( \ - .dropdown-trigger::after {
- i0 i- d; p' \" ?6 } - content: "›";
! _" A: t* P& C9 G. B! l7 Z8 G - position: absolute;
& _ d# v, R4 p6 c' ? - color: #ED3E44;3 L5 X0 k( b' S& w4 [
- font-size: 24px;3 D1 E; p0 M, B6 @# `$ q" ]. q$ n
- font-weight: bold;
. n' @4 [3 `/ M8 W! D* _ - -webkit-transform: rotate(90deg);
- ?4 b2 m$ Q. L - transform: rotate(90deg);
" Q1 `* O! e9 y' n) q' \+ V - top: -5px;
# S7 ~9 ~+ x! o/ |3 I) I. T7 ` - right: -15px;
. P7 L' i F t4 _6 S - } @. Y m/ B2 i
- .dropdown-menu {( {. ?' Q' H4 O/ t2 R
- background-color: #ED3E44;
) o" C+ Y! ?: M" s0 B4 M - display: inline-block;' t6 v: T1 e; p' x0 s7 q
- text-align: right;
! M" {9 @6 B- P& C# k/ ^# j - position: absolute;
: V$ E- ~% \% P3 r. H+ O - top: 2.5rem;- M' J8 d" T9 B; U- c/ U- W
- right: -10px;- C; Z4 i1 P9 i) k- t. F" |5 ]+ r) D
- display: none;3 n' }6 y1 e$ C8 M N% p
- opacity: 0;" B0 b& I) L2 ~$ ]. L
- -webkit-transition: opacity 0.5s ease;
; P- S6 w3 w* J9 y - transition: opacity 0.5s ease;1 i) ^4 `; X4 ^; l; d+ }
- width: 160px;
9 n Q7 T2 C. |3 S7 F/ x - }
% }, J& q; ?* r! G+ r8 H$ [ - .dropdown-menu a {0 A6 s( ~7 ^3 q" ]
- color: #fff;& A- f: E# j( m0 r* [" o, Q. ?
- }
6 Z6 T' R$ z& N& u# a! S' {: m - .dropdown-menu-item {
4 b' N5 }3 F5 J9 r0 U - cursor: pointer;
+ N- r7 t. R4 m - padding: 1em;
5 s8 G) P8 O9 ?) R+ t8 } - text-align: center;
4 k; u v2 r. [) b - }
; B2 |( w7 }$ T7 _! L - .dropdown-menu-item:hover {
6 d- H- B& U: I- [% a9 |* m - background-color: #eb272d;
1 k& E; P/ B/ u1 r3 t) m - }
复制代码
( }& l _8 P% |" U* b( r( O可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
" s2 y1 `- t# [) } - <!-- Checkbox toggle -->
) f" Z e$ Z& t" S1 V+ Q1 K- f s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, |: Y& U1 q8 ~0 v- D8 |
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># l8 l, w) ]3 ~0 ~
- <!-- Content to toggle from www.mfbuluo.com-->
8 X) F" A6 b0 G& N$ A0 ? - <div role="toggle" class="toggle-content">5 ^5 p2 }; m2 z+ ]3 _+ ^. z; D8 c. Z
- BA-NA-NA-NA!
" {. D$ T# n* ^, ~1 ? - </div>6 b8 m2 F5 z- i+ |4 L7 U: e
- </div>
复制代码CSS代码内容如下: - .toggle {
. p8 i6 ]7 w' @( E9 \9 n - margin: 0 auto;
6 s- E4 O- L% ?8 c* e" _* i - max-width: 400px;
2 q% B5 x* X* Y% j$ ` - }
% V" D: l$ U3 K9 e% _ - .toggle-label {$ ~* [# C; E, l3 K+ Z7 O! f
- font-size: 16px;
1 b7 X) m; N6 ~- f: y4 w& |' u* [* h - background: #fff;
5 X {& z- S' n& l - padding: 1em;
. o0 m+ P6 m1 s. Z4 y y( y, V - cursor: pointer;4 n% d& l% b- k$ L, k; J5 e
- display: block;6 o3 |* e9 T/ M g1 l, d
- margin: 0 auto 1em;0 L5 K3 ^* B( T/ g) x/ \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 M6 L5 Y6 Q" g6 [/ b6 P
- border-radius: 4px;
+ D Z- x: Y! U - }
/ z* ~8 k' Z) G% j/ e: d - .toggle-label:after {
6 ?. q: M6 c2 W, g0 o- N& l U - color: #ED3E44;+ M- z" p- ~9 l, q& W4 K
- content: "+";9 f8 r2 I$ b2 q. @' N
- float: right;8 G- v: y- h8 M" x, \* S9 V
- font-weight: bold;4 e) g8 C( R0 C( k- D8 ]1 N8 U
- }
7 w+ H3 G5 L; { - .toggle-content {+ W m, f9 I3 |: W& d4 i
- color: #B0B3C2; J( D- E$ p6 }4 n. c; s6 C0 P6 {4 G
- font-family: monospace;
' f1 N: \- Q2 P# ?7 f: T- f4 P3 H - font-size: 16px;4 @, ^7 {8 X+ i& U; _' ^ x
- margin-bottom: 1.5em;8 ^* n3 }5 Z) L/ r2 ^' y
- padding: 1em;5 z, Y9 l; ^" u; |2 ^, D+ \3 K
- }/ V& M# o/ l# n
- .toggle-input { Y3 ~' a/ w* U A
- display: none;
8 U- u) U/ B2 N. M; H6 E* l" y( ` - }
% ^2 A1 R) p1 F6 L7 N! o% W+ H/ K; I - .toggle-input:not(checked) ~ .toggle-content {. I# a2 e8 |7 x4 \- j: i
- display: none;2 u/ O9 _- [+ }% }, \5 G) I K
- }
% L* ~+ L! P# b# i7 U - .toggle-input:checked ~ .toggle-content {
+ M2 m) K2 |: W. L( u+ M - display: block;
5 k" I* q, s3 c5 f - }/ N K W- e% {( a- l8 I9 a: D# `
- .toggle-input:checked ~ .toggle-label:after {1 T0 z8 j6 M6 ?
- content: "-";$ E) ]- U3 p5 o2 g# G2 W1 d" m
- }
复制代码
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