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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!">0 x1 P3 c9 ]1 {" k0 p
- Label for your tooltip
' o; k, Q: g( X$ w0 V# a - </span>
复制代码CSS代码: - .tooltip-toggle {, z5 u6 E* i7 P Y' ~
- cursor: pointer;
" J+ Y. c3 B+ X# j - position: relative;
2 r* \4 R% [; a/ D* _/ W - }
7 d" Y1 I0 q# u. { - .tooltip-toggle svg {
5 a* N1 v0 w. m* g8 U/ K L8 @ - height: 18px;& S( O7 O R# l" M" d9 g
- width: 18px;5 n- @9 o4 o* f' g% ]3 q
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
* r+ Q. Q! j9 {0 M4 Q - position: absolute;. e. _' d2 q2 \- k
- top: -80px;7 W+ j9 }, V: Y
- left: -80px;
0 w" a- Z, O0 S+ S. d4 X' } - background-color: #2B222A;
7 H" @8 g2 j* @. B - border-radius: 5px;9 L8 \9 I% p c9 D) X
- color: #fff;6 K) J! h+ x% w9 I
- content: attr(data-tooltip);
' n0 B0 u! {8 C9 L - padding: 1rem;
+ j3 m& K/ c- d" e - text-transform: none;+ R; { o$ l0 p/ K0 d# A: q
- -webkit-transition: all 0.5s ease;
b% \" A2 I, Y: F1 } - transition: all 0.5s ease;3 M q; A. P, {4 B1 X. P6 H
- width: 160px;
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7 F" ?3 i; Y. m - .tooltip-toggle::after {5 k1 Z) S# P6 h# d0 i. ?! F
- position: absolute;
Z! o8 A' J1 K! h C$ V - top: -12px;3 y# h( {5 s& g! ?5 u1 d) |; I- {
- left: 9px;
! S W. y+ t' U' j% }9 x; ` - border-left: 5px solid transparent;
* Y4 d0 Q: r# t" x& @) f - border-right: 5px solid transparent;
6 y1 Q/ M1 R/ B: u7 H - border-top: 5px solid #2B222A;' z6 h, t0 v0 w2 j. {/ B2 f
- content: " ";
& \* e8 J: t5 H' R3 z% @! W - font-size: 0;
6 C3 o1 G4 V9 \: ~9 D% ~" e8 ` - line-height: 0;/ }- U( C4 ?/ d* s& Z# ]: I
- margin-left: -5px;
Z# f; v n) L# _+ P. q. z0 N - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {/ x$ s7 Y$ M" T; y: U2 c4 d
- color: #efefef;9 j W; }0 ?6 u1 X$ W8 t5 @7 A# Q
- font-family: monospace;
# Y7 s- h) a( q; {9 M! ?; k/ R& Q+ l6 K - font-size: 16px;
) G5 r. G" _6 }! k4 }6 B l - opacity: 0;
8 y+ u% G4 b+ ~ - pointer-events: none;, F# u# v1 ?$ ~! q% i
- text-align: center;5 r+ M) p$ e7 T( m5 K# G
- }! W3 L {- {" b1 `; V- t. s
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! n/ P2 B( ~$ y6 `
- opacity: 1;
' N, r0 p1 x, W$ Y - -webkit-transition: all 0.75s ease;
3 ~8 e) b+ A8 O2 d; j3 J - transition: all 0.75s ease;
$ i0 L8 O( w/ e9 j6 ~ - }
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">
" ?8 E+ T1 P |# J3 B" n3 \+ c - <ul class="nav-items">% ^/ |2 X) g( d8 o% p" }; f) g
- <!-- Navigation -->" F! H( a- i9 X: V2 f- p5 W
- <li class="nav-item"><a href="#">Home</a></li>
! [9 h' \/ _% A' }! L# m - <li class="nav-item"><a href="#">About</a></li>6 D( G. C) H$ {
- <li class="nav-item"><a href="#">Contact</a></li>
' A- E! m# P$ A3 Y- V7 Z3 y - <!-- Dropdown menu -->
8 a% W5 R- J' U) A - <li class="nav-item nav-item-dropdown">/ r- y% t& M, g0 N# B F# a2 d
- <a class="dropdown-trigger" href="#">Settings</a>: ]7 D4 n' [" p: T3 x
- <ul class="dropdown-menu">
5 }6 Y. p# ~' N& r - <li class="dropdown-menu-item">, j3 k. {/ G9 U$ M; C
- <a href="#">Dropdown Item 1</a>
% L9 i, L% w0 h% g# X - </li>6 k( l2 O2 a6 k/ L# h: s+ l
- <li class="dropdown-menu-item">
, O" w( v* m, A. v* D - <a href="#">Dropdown Item 2</a>, X8 L$ M3 J! E' f
- </li>
3 G) v) ]* ~& n& ?% A5 `: [ - <li class="dropdown-menu-item">4 i. q! d7 p8 H, W7 |1 n% f
- <a href="#">Dropdown Item 3</a>
4 u" Y) s, C$ a - </li>
4 F# ^4 s9 L) T+ A1 ?( J - </ul>4 B2 V; ?3 Q' `: F: j( ?
- </li>
: D9 Z( K! p1 _- q+ b. f5 p: b - </ul>7 Z' d9 v* l1 ]6 f5 q% h5 t# n
- </div>
复制代码对应的CSS代码如下: - .nav-container {- L; ^ C* j$ B9 o i; B
- background-color: #fff;1 d) p; o7 X* w# Y: J& p
- border-radius: 4px;, s: K7 {" z2 e3 i8 Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. D" y- L6 }2 A& p
- padding: 1em;+ [- o$ W; r5 n8 A* n
- border: 1px solid #eee;" Z! Q+ b$ S0 B
- display: block;
3 w$ C. s$ W) q - max-width: 400px;% c' K/ ~: m" k3 f
- margin: 0 auto;& S$ S* B( a6 a5 s
- text-align: center;2 x% B# ]7 v* F2 Q. [3 s& r
- }
0 W5 R2 e: x# b/ ?, y. E$ I - ul,
$ n# k5 ~# C$ g L - li {0 F* {% g" ?% Q" c# M, B: G
- list-style: none;$ m/ o1 b: f* m3 h9 s
- -webkit-padding-start: 0;1 l s3 d" g6 T5 p
- }
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- text-decoration: none;
( E. q1 q+ A3 G0 ]/ A: v. f - color: #ED3E44;+ v3 i- i& u- j' [ p# P# p
- }6 W8 R2 P5 d% D, B/ [+ W. ]# E
- .nav-item {' Z% r3 I6 G+ K9 a6 N+ j6 s0 J
- padding: 1em;
1 ]2 D' a2 {% p - display: inline;
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/ L% f- H% [! a: K; ?' k: l4 H/ r - .nav-item-dropdown {& ]. a5 i# r' E% A( z M
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {7 J( `% L- ~$ Z* \. s% N! c; N3 O/ b
- display: block;9 b. Y' p- A% G c& @( {
- opacity: 1; c- k) B/ `# I
- }" [$ }# K" \5 d7 e
- .dropdown-trigger {# c( i) W5 B9 i6 g$ w$ S% H: v$ h
- position: relative;9 l4 [6 X1 c3 w# l+ s0 C+ `
- }
6 _* G5 |4 l3 v3 q& G. c+ G - .dropdown-trigger:focus + .dropdown-menu {- S" z! ?& X% }' c# d- [
- display: block;% W* j# s8 _$ n5 t5 E) `
- opacity: 1;' j) G* z' ~. t
- } M) A; ~& [+ K3 l4 p: Z9 V3 l# ~9 m
- .dropdown-trigger::after {
7 a0 `. j1 r6 D! m - content: "›";
2 w6 }2 t `- i( [7 b6 b - position: absolute;
* R$ S% ?3 f5 A1 K" L2 C - color: #ED3E44;
2 F4 k1 L$ K! W" V* X2 d e/ A: Y - font-size: 24px;+ a- G$ |7 ~2 N0 L' r/ f- J% p" Z
- font-weight: bold;8 g$ j! Z+ |% Z0 i" [" F
- -webkit-transform: rotate(90deg);
& w! U3 c: a0 O7 h/ l) p M0 K - transform: rotate(90deg);
, d0 Y) H- B% K0 r - top: -5px;
' M6 b- R& X) d7 a. D/ c. \ - right: -15px;2 q! `* d( _+ Q+ |
- }
' \( F1 P3 z- q6 \ - .dropdown-menu {9 |, R6 m% s4 d! [8 b s% x+ c
- background-color: #ED3E44;4 M8 }: k! M: S; ?/ r
- display: inline-block;
. K5 u$ l/ g6 D( i7 h8 ^ - text-align: right;% G" m% p9 j8 J3 [* ~
- position: absolute;3 u1 G; \7 ~- c; L# {* v4 f
- top: 2.5rem;
& z* c2 d3 O, Z9 { - right: -10px;
a4 e2 c8 ~# h( q; s - display: none;
. O2 k H0 G7 K. L8 R3 L4 R - opacity: 0;+ v7 Q4 g4 C! A/ v; I) B
- -webkit-transition: opacity 0.5s ease;
# y. m. r, o p& g0 B - transition: opacity 0.5s ease;& D H7 x3 y& d( n, f
- width: 160px;
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- .dropdown-menu a {
; x- h8 B5 a+ [1 J - color: #fff;
( ]. `1 P2 ~7 M d% Y - }
' D3 f5 @) ?) [% J8 `2 z/ b - .dropdown-menu-item {5 B& F' @* T* m2 `5 l5 X4 h3 r* g1 l
- cursor: pointer;
+ v+ @' Z3 K) B, J/ F. b - padding: 1em;9 X) U9 L4 L; g# e, y5 ^* B- \" i, B
- text-align: center;
( x3 S, p3 s1 o - }
$ M* ?* e2 l( |" l& o7 M, O7 B - .dropdown-menu-item:hover {
; W t- R* P6 x# _ - background-color: #eb272d;
6 B/ C0 Y2 C% J9 ~; t$ t - }
复制代码
m* b# v& g+ H3 ]6 `: q c- P可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! |8 j3 _$ W4 Y/ i5 n3 K1 A - <!-- Checkbox toggle -->5 k" ~( C$ x ?9 @8 ?" p
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( u6 ?7 ~9 R% i$ y1 W* F/ f - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 m9 T) _% H1 j$ A) w
- <!-- Content to toggle from www.mfbuluo.com-->
. W% U8 C5 Y8 y7 u& y - <div role="toggle" class="toggle-content">
: o+ f, \" ^& p - BA-NA-NA-NA!
$ _9 {, x5 H9 ?# W. i! q - </div>8 P1 J$ T R% @( H$ e
- </div>
复制代码CSS代码内容如下: - .toggle {
3 j: |, h+ {* j9 k - margin: 0 auto;
8 P1 g% y0 X0 A0 u - max-width: 400px;
$ [0 ]+ m l9 H - }/ F4 ~, g8 I- n w2 P m' ]. b
- .toggle-label {
+ H' n4 f4 E" b3 U. M) ? - font-size: 16px;
, e& ^2 w. k# M% d! T1 D - background: #fff;
( Z2 @+ {" H6 J2 F; T5 K# n - padding: 1em;# F' [) k0 [4 x1 A1 V
- cursor: pointer;7 f. v6 x4 z3 p8 P9 r
- display: block;6 w7 M! ^5 L. V) v- y
- margin: 0 auto 1em;
- u" C9 g4 n# @* N" g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); T- R3 P6 p" T1 z
- border-radius: 4px;: d0 r3 _: e/ Z$ y- i! Q0 A- e% r- P
- }
: r+ f/ R; F# w9 @ T - .toggle-label:after {
2 T) ^4 A1 k2 Q! `% _& W: }3 n1 R - color: #ED3E44;
) a+ z9 B# Q. Q4 I! r, t* b - content: "+";
4 B" Z% w; ?0 W - float: right;3 e9 o7 W0 J' Z d$ u( g
- font-weight: bold;
& H2 _$ D- F' H5 b& p; G - }* o6 ^! R$ S- r+ T4 t( K; Q8 F7 X
- .toggle-content {
+ w/ T% f9 g! x+ k# j8 Y1 y( c& j - color: #B0B3C2;/ S/ T4 M/ n2 c
- font-family: monospace;
6 Z# o2 H" \8 \# B3 Q" D5 S - font-size: 16px;
6 D: Q, C2 J, G3 Y1 _$ f" s - margin-bottom: 1.5em;! P. Q4 j* U+ s+ `
- padding: 1em;
$ v: N( A& j6 Q' q6 s7 U - }$ o+ i& a& P/ M, f( W( p: B9 l1 c
- .toggle-input {& r" F- e" g9 _% Z2 d# l1 m
- display: none;
; H* [# y3 B+ t h - }
, W9 Q" j( X) K0 g8 S( a; m - .toggle-input:not(checked) ~ .toggle-content {
9 X. V b V; F - display: none;
' O. q1 \3 S6 \. R - } w+ Y* }' J$ n# t# o, c
- .toggle-input:checked ~ .toggle-content {( }% g# u, g$ ], w6 l! G) Q% n. I
- display: block;1 n3 {( m2 e: o
- }
y- s! i1 C4 q- x7 S - .toggle-input:checked ~ .toggle-label:after {% h# |9 U! @7 e
- content: "-";; e: b6 K2 T0 i% L) s
- }
复制代码 4 G* p6 h1 x# R$ c/ I6 O
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e& [9 V8 p6 x6 a: g8 b' o1 S; o6 k; K/ E: K, V+ r, i- @7 Z! M
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