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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!">
, t% K6 r% F( ^' k" r4 [7 U' C - Label for your tooltip
* `# z: \! u# q0 q6 g' M - </span>
复制代码CSS代码: - .tooltip-toggle {
3 F' ]) Q. X0 v1 h, H - cursor: pointer;0 F& K: ~) n( i- y3 f" s4 b
- position: relative;; k0 ?! r/ t# _7 M3 h% m9 ~
- }
' A4 n7 ?; ?- h( m - .tooltip-toggle svg {# e2 C/ s. ]$ \7 R a1 y
- height: 18px;
( k$ c8 r+ U) u# ]( r - width: 18px;
7 {4 c7 c% C8 h. e, L - padding-right: 0.5rem;' g( R% J7 w, J. h0 @# r& n
- }
6 D1 t; M9 I9 V# j - .tooltip-toggle::before {* Q" n% A; m( c% x
- position: absolute;
% z$ N" k- m! I) I' L5 Z$ H - top: -80px;
; D# j' S/ j" p - left: -80px;4 r7 G1 V1 l9 A0 ~# Y q
- background-color: #2B222A;7 Z! f3 w$ V- G
- border-radius: 5px;- s* {7 j# @* [! \. o
- color: #fff;2 p. D1 T, K9 x. P! d
- content: attr(data-tooltip);
8 X; ]4 ]/ Z+ P$ K% N - padding: 1rem;0 R: e9 M/ \: m. d
- text-transform: none;$ p6 h( h3 k' [& `+ [3 @6 P
- -webkit-transition: all 0.5s ease;& |6 {! z, |* E5 T5 x" }- ?
- transition: all 0.5s ease;
, u: j1 {, }: @1 O& q- q }( C; W" V - width: 160px;$ h6 V2 a6 i* g; ]
- }7 e1 X( ^7 m! v# m; n" p
- .tooltip-toggle::after {
6 ^/ P+ D- c- P9 \# d - position: absolute;
, L+ T4 V( h! m4 \8 j - top: -12px; z8 g7 B1 a0 p0 P$ h6 s
- left: 9px;
' Y. f. }, t5 J6 F4 R% E; | - border-left: 5px solid transparent;
! n3 \( S# n$ {, |. j8 e - border-right: 5px solid transparent;: Y# H" c* g, n# V0 L+ w: t( S+ O
- border-top: 5px solid #2B222A;
/ m; m5 d5 t7 \% | - content: " ";
( n$ X: P. B2 V+ q& [ - font-size: 0;
: t. R: w9 U J3 k; Q - line-height: 0;5 A4 B: m9 W1 W/ H) W
- margin-left: -5px;
" h& x! k/ {; {8 u9 ^; g: [+ T - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {: R' i4 m: b( m6 }% m1 J
- color: #efefef;
+ ?5 m3 H$ _2 f u2 L - font-family: monospace;# M, P5 v( H0 V* \/ o$ B7 Y7 ?: c
- font-size: 16px;
. h9 U% J1 m8 J: L; V3 y. @3 I, _ - opacity: 0;: i& v1 u, D) Q/ `% X
- pointer-events: none;
6 D2 E5 S T2 o - text-align: center;3 E2 e5 J# i9 F: Z
- }
, O, N! W$ \* l- ^" N0 I* E' X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ J/ K/ y7 p* x- N. N5 k# {8 ?
- opacity: 1;
6 v/ e4 \7 i) K$ K - -webkit-transition: all 0.75s ease;
% x( W% F$ u7 O+ y% w( _8 C2 r - transition: all 0.75s ease;5 R1 @7 f* {* ^1 f! T
- }
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 K1 p6 @2 Z7 L$ `& m' H - <ul class="nav-items"># r; y/ z0 B% T+ g; y6 n8 t
- <!-- Navigation -->4 x# L" ]0 f. y
- <li class="nav-item"><a href="#">Home</a></li>1 t1 p5 g* K F- ^& j
- <li class="nav-item"><a href="#">About</a></li>
6 V: z! R) j1 {3 ^# y - <li class="nav-item"><a href="#">Contact</a></li>
% R, F! r! w6 B - <!-- Dropdown menu --> g; J$ O$ k) N) I3 o }$ q
- <li class="nav-item nav-item-dropdown">% a1 m' z( m" s' A) l- n: d
- <a class="dropdown-trigger" href="#">Settings</a>$ u$ J9 z: v. p5 e+ m
- <ul class="dropdown-menu">6 V( g9 T# _5 @1 g7 ~' A6 T3 M, \: P
- <li class="dropdown-menu-item">
9 x2 ?* J% P; c - <a href="#">Dropdown Item 1</a>
c: s9 _2 b6 M2 S9 d2 V - </li>$ w: Y! n/ h5 x$ @! X) ?! M& h
- <li class="dropdown-menu-item">7 i+ Y! b; n5 S, G. q3 n9 X' c3 `7 o
- <a href="#">Dropdown Item 2</a>
" k7 W9 D, E0 J3 D2 }' L - </li>- J& v" m$ b$ P |1 M# H& u* Y
- <li class="dropdown-menu-item">) l. x* ^/ j* l
- <a href="#">Dropdown Item 3</a>
- k y! @: P7 Z, w - </li># F l: }1 s, B
- </ul>( O) Z) g: i4 j8 n
- </li>
9 O' e( b1 g- }$ x ^5 {- N) ] - </ul>& m$ }' e M/ l/ C [2 w: E
- </div>
复制代码对应的CSS代码如下: - .nav-container {5 p9 B6 w$ n" g t' E; ?1 A
- background-color: #fff;
; n4 t+ i/ ?8 R - border-radius: 4px;
* D( f' a U: c9 W/ b - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! H6 h2 Z8 |6 n" C - padding: 1em;
0 S$ Q5 d' I% U - border: 1px solid #eee;7 Y" U, E4 T! b& H* a
- display: block;
$ O" W/ y; m& ~; S! _" |1 G - max-width: 400px;+ |, M1 |" e1 v; O
- margin: 0 auto; B' N( x4 M' F
- text-align: center; W e |4 ^1 T7 q" K
- }
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- q3 V; J7 i1 Y1 r: u - li {( r& {" V! ?+ D" m# A
- list-style: none;7 O) [2 m2 ^# h, _# g+ s: M
- -webkit-padding-start: 0;
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- a {. }% Y' l! `1 i& ?2 ^4 i+ v$ k2 E" c
- text-decoration: none;: H4 M4 M% i+ ]
- color: #ED3E44;
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- .nav-item {9 E! ~% g% j# r' ^
- padding: 1em;
# O' [* j6 T. h5 j8 q6 l - display: inline;
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- .nav-item-dropdown {
. J7 @8 J1 a+ U( y3 T% ` - position: relative;0 P6 Q; C' O5 g$ R' P0 Z' y& }
- }0 t2 M. A6 p# u: r7 v
- .nav-item-dropdown:hover > .dropdown-menu {
; n+ I& W0 d3 E5 X1 u+ \ - display: block;/ [* g! D+ B$ U
- opacity: 1;
8 s: y, @ U, D2 p3 z, S - }
, e- G9 S( q; _! H4 r0 X/ J - .dropdown-trigger {
" e7 W b" A! R - position: relative;
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; q) Z$ J& e2 p+ r* A2 F" j9 D/ Y5 I - .dropdown-trigger:focus + .dropdown-menu {$ W& e3 X; A8 E! p4 N; }! b
- display: block;
2 z6 u7 y/ t! m* n7 Y. x - opacity: 1;
# m" X) ~' f0 E - }
; |8 L5 @/ S7 a ^' T4 | - .dropdown-trigger::after {
: B0 o6 B8 M& ]+ h6 V1 f - content: "›";
7 @6 [' R# G' Y8 W0 P - position: absolute;
' A6 B7 c' b% S. }4 O+ r% q; I, g - color: #ED3E44;
( d0 Q [: D0 D8 s' e& N; F0 w - font-size: 24px;8 J2 w/ K2 _; {# {
- font-weight: bold;
5 P9 o+ H6 J! x: l6 C1 E - -webkit-transform: rotate(90deg);
; H) U3 q9 k3 h" S$ n7 H* [$ ] - transform: rotate(90deg);" M* Z1 ]* U) d. |5 C2 B% ?
- top: -5px;
( a7 H- i' I9 g! `/ i - right: -15px;
) k7 W$ \( V; S9 D; `7 n$ _ - }3 t' D2 D' |$ [ b9 n3 G
- .dropdown-menu {
- ? w% ]2 i6 Y( M+ I$ ]* p6 b, ]! @1 t - background-color: #ED3E44;3 S" t7 ?* [+ b5 p8 ^! |
- display: inline-block;
4 H+ X- }* O; ` - text-align: right;
7 [# K: X( d- ?+ }! h% X - position: absolute;
# f5 D7 m" v& n6 }1 ` - top: 2.5rem;
, H6 j5 T: x+ X1 e5 f# C* c# `$ ~! v - right: -10px;
4 H6 s/ K! P" {! J4 ~* Y# f - display: none;! W+ \8 I# R: O$ q; B0 b! _& q
- opacity: 0;
' [) m, C) R: K. `: _1 j - -webkit-transition: opacity 0.5s ease;
H2 M" Y! _4 G( R' \. r - transition: opacity 0.5s ease;
& v9 p' `) D, P - width: 160px;; b+ p4 s. D$ t1 R* W
- }
" f3 T/ C7 ~% g - .dropdown-menu a {1 k' x; g- F8 E6 B* F9 r
- color: #fff;6 E+ ^* R% {$ F3 ?
- }
: ~% P1 ~" T4 V5 z" l" g - .dropdown-menu-item {" l/ H9 N% k! y
- cursor: pointer;
6 S. d0 F* j" y& X' m# I - padding: 1em;
7 s( r M. \6 V* m, Z8 m - text-align: center;
% X, v) ?# U. _6 c6 t/ W: J/ m: E - }
3 j; Y! F' G: B# I6 s+ I- x - .dropdown-menu-item:hover {
8 b3 F) A) U: X. F - background-color: #eb272d;2 Q" F5 }+ }4 @+ R, w
- }
复制代码
8 o1 i5 C6 E9 ?/ A# \可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">8 J6 y3 I4 H0 R+ B
- <!-- Checkbox toggle -->
( k0 Y! l1 ~. h O - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">$ h5 j6 i' [) ^. [
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
& P2 N/ R" `9 A4 x - <!-- Content to toggle from www.mfbuluo.com-->
+ m' [' p- F6 i' D3 C - <div role="toggle" class="toggle-content">
: f, U! A% Q2 g* {% x - BA-NA-NA-NA!" b5 _, R) p7 l( l5 z! T% v
- </div>, v0 j. j& c) B1 W
- </div>
复制代码CSS代码内容如下: - .toggle {( Z& L& G# j8 S# q, [7 `
- margin: 0 auto;7 q; G5 O8 N8 A2 D3 `0 p1 c3 n
- max-width: 400px;$ {) M8 M3 j6 b3 ?- {' Q
- }
! ?% m8 n# G2 \4 g - .toggle-label {( m+ ]- Q5 ^) z8 |: {) [, f( k
- font-size: 16px;
) S# H& e0 D. R - background: #fff;
/ A8 P4 n( u+ |1 Q: | - padding: 1em;/ i k9 ?# U$ d) p
- cursor: pointer;; H" |. o" t0 U% G8 b% X, f% r9 E
- display: block;. W! F% b" l: P0 G
- margin: 0 auto 1em;
' m/ C0 ]5 I e& o. h y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! {9 t0 `7 n' [6 Q; {0 |7 @! W - border-radius: 4px;
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- .toggle-label:after {
$ B: I' |; M) T4 Z( M - color: #ED3E44;
8 Z; |3 ?1 G% a2 X - content: "+";2 g' Z: E) R% h2 H; `
- float: right; o, z- s1 @& q8 d9 ?/ `
- font-weight: bold;
+ @3 T+ Q( M: \7 m+ u- }0 i' o - }
, q7 l* }; q( b* P - .toggle-content {
; I0 x; D9 T: k7 J - color: #B0B3C2;
3 A6 K" w) L2 `% H+ B3 V4 o - font-family: monospace;
9 ?' m5 M2 U1 k - font-size: 16px;- @. @; c9 x- X$ b+ P( R9 M, S6 g
- margin-bottom: 1.5em;
$ u q. X( ]# `* D* k* S1 C3 Z - padding: 1em;# b; G3 H1 @( r& U
- }+ [# o9 n. |- E$ H
- .toggle-input {
+ {0 ~4 F/ x7 ^/ c9 q - display: none;0 }1 \2 q' K2 ?% ~. }" z. E
- }
6 M- f# l& z7 f" G, l - .toggle-input:not(checked) ~ .toggle-content {. @- l1 B3 n! ~2 g
- display: none;$ c0 i* y6 L8 K, B& I# g* X: S
- }
! t5 U; B9 l- H9 A) X) c - .toggle-input:checked ~ .toggle-content {" \5 y- ^7 P; c
- display: block;
) \4 m" j' w- y, _ ?# S$ R - }
( U1 [- W9 `) y% `* I' }( Q - .toggle-input:checked ~ .toggle-label:after {
- p5 ^% f* e( H - content: "-";- ]0 `( W( m/ A9 }$ t- L3 Y
- }
复制代码
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