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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!">
& w3 \' g! H; {+ t: s; N' A - Label for your tooltip* s) [6 j' n0 b* n& T- ?
- </span>
复制代码CSS代码: - .tooltip-toggle {% }: B; @7 a9 A. ^: z o# ~' D
- cursor: pointer;
( p; b% }7 |4 D; V& c( t - position: relative;, S8 A) ?! G% O# u3 s! Y$ ^( ?
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- .tooltip-toggle svg {
/ R! d: |2 I4 C3 o, k* T$ f - height: 18px;/ H( }4 }9 h4 E. r
- width: 18px;6 O* S' [! F' i k6 F. N
- padding-right: 0.5rem;- m0 i/ S2 J7 |3 F
- }
+ @0 X/ d5 T Q - .tooltip-toggle::before {
( g0 e! f5 B6 ?- L/ P - position: absolute;. N6 b0 y; @; \2 S: A
- top: -80px;
% f: w& G6 ?; V3 H# } - left: -80px;
) F$ ]+ U! B* p' h" @ - background-color: #2B222A;% N; Q h0 J! s: k
- border-radius: 5px;% E* P3 L, [" T
- color: #fff;
7 a- e$ e* f+ w! V# T4 a5 V0 j9 Y - content: attr(data-tooltip);) }0 `' m0 a1 B2 x# C
- padding: 1rem;
/ K; u) Q2 @' n - text-transform: none;" a( g1 _$ {# m& I
- -webkit-transition: all 0.5s ease;
: J/ j' \% x o% I( Y - transition: all 0.5s ease;6 |! G* _7 g! X! X3 |- m
- width: 160px;8 I: a2 A+ y: P
- }
% F5 `, j$ _% h2 t$ h2 r( P' W# x( @ - .tooltip-toggle::after {' [2 {: K9 _8 K3 D# t5 d
- position: absolute;
4 p/ U' e$ H4 }0 L' j7 e; r( |0 M - top: -12px;- r) g& v& x" q; B3 l& K
- left: 9px;! ?$ X( s1 d0 Q0 M9 m2 T
- border-left: 5px solid transparent;
! {3 S2 x2 o# }' F0 U* z" `1 R2 }! E - border-right: 5px solid transparent;
' {2 f ~ u' P5 O7 L% }! I3 e! K - border-top: 5px solid #2B222A;
- h. j2 x/ g$ F7 A2 h; r" F - content: " ";! |& x" P: O. B) X& ]
- font-size: 0;
) j- T1 v1 t$ w - line-height: 0;* ^& E j+ v" B5 l5 h
- margin-left: -5px;2 h9 ?6 ?/ A' O6 Q, u8 ^+ N1 o. {
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
3 b' t8 N( l* N! {- I - color: #efefef;
! U! }& C" F: Z - font-family: monospace;
9 [7 F6 q, C2 p9 V- x - font-size: 16px;
, I# f5 c* s, t8 s8 z; r6 j - opacity: 0;
5 E$ Z1 e: P- u" A" g - pointer-events: none;8 o& ?3 x1 e% t g- B" s+ D
- text-align: center;" D/ w7 Q5 B$ U `- S, \
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" G# R) z/ c5 }2 p8 D, d; `
- opacity: 1;
G3 n" _9 U3 e - -webkit-transition: all 0.75s ease;( C+ Q# d( {* Z8 p" Z4 T
- transition: all 0.75s ease; q& p& q. K/ q* i+ V8 V0 b
- }
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">. S( e: c7 H9 m' Z
- <ul class="nav-items">
) ^+ J1 D: R! Z) y - <!-- Navigation -->
9 d2 E" e& y" W# ?: A; P - <li class="nav-item"><a href="#">Home</a></li>
5 g$ {* U3 y& V. y, n+ m - <li class="nav-item"><a href="#">About</a></li>
4 z0 M2 D1 J; t6 y - <li class="nav-item"><a href="#">Contact</a></li>
% W) G! C: Q; G* c' ?/ ] - <!-- Dropdown menu -->1 w6 E3 l5 o: c
- <li class="nav-item nav-item-dropdown">7 h, v0 \7 s* x" _
- <a class="dropdown-trigger" href="#">Settings</a>2 N+ H( H0 h& T$ i- C
- <ul class="dropdown-menu">9 A$ O; h, s) f# s
- <li class="dropdown-menu-item">
, O) j& c8 E* a1 g - <a href="#">Dropdown Item 1</a>& t, _% w* w) S7 B
- </li>
4 {3 t5 g/ Y: ^1 W; m - <li class="dropdown-menu-item">. }! \' q9 u; _, o
- <a href="#">Dropdown Item 2</a>/ y$ |2 S( }( t8 Q- N/ [
- </li>7 f6 e$ O8 I" t9 S6 O5 x T
- <li class="dropdown-menu-item">, s0 l6 H: h, t
- <a href="#">Dropdown Item 3</a>
6 ]( w; N1 G% {/ c5 l( K - </li>
( X, h5 u1 M& f; K! O) F - </ul>
: a0 H! l: h4 u- h- Y! a - </li>
) ~' E/ K0 Q. b. V2 X: }/ G$ Z - </ul>1 [# d) L7 S0 H( I# V
- </div>
复制代码对应的CSS代码如下: - .nav-container {: M( h' _1 ^/ B7 |
- background-color: #fff;) W" O9 R) G. C# [7 K
- border-radius: 4px;: E9 ?2 S$ J0 k9 r: t3 m
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 }. H! }0 q5 V0 j - padding: 1em;5 e+ B2 P7 V" a$ r1 L# |
- border: 1px solid #eee;
) B( Y1 ]' A0 i& L# T( A - display: block;1 M; x, ]8 ?8 ^# N
- max-width: 400px;7 r1 ~! p3 K9 E, Y4 \
- margin: 0 auto;7 [/ e7 d8 @& @2 h# H4 L: Q0 |
- text-align: center;. K4 [* |: O+ u4 d
- }
/ U, @/ F5 {: w: N. x - ul,
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- list-style: none;8 ~) g* j1 I- s j3 ?3 g9 R# O
- -webkit-padding-start: 0;
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- a {) w% A) V8 o; v+ s j
- text-decoration: none;( m( \; q& L. h) ^
- color: #ED3E44;9 Q3 Q- V! p; r" y9 A2 L
- }
6 a; Q! x8 F; C) T, q6 A3 G - .nav-item {
' _8 m4 y% y5 j# O - padding: 1em;/ \$ U3 x# o: F. e( a# h* V, C
- display: inline;
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$ E: u- j( M# Q- ?7 @' j, y - .nav-item-dropdown {
' i8 M# Z8 Z8 m$ p7 S' g( r - position: relative;
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, d& S- }( [* ?, A% d- r - .nav-item-dropdown:hover > .dropdown-menu {
) G1 u# M0 M: i# A3 p - display: block;
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$ v* t- F% {$ _$ R* L) a - .dropdown-trigger {4 `! p. A6 W+ V/ U$ [/ d1 r `4 C8 k
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
1 h2 J/ W R! f' P" L( A) ^ - display: block;, E. { N* E2 ?8 U$ I
- opacity: 1;4 G/ {0 E( K" j) K$ R
- }
( h y' ^9 Y8 V2 R% N3 G; _ - .dropdown-trigger::after {, s. H4 h1 p& Y8 ?" U
- content: "›";
) w0 V0 o2 I9 G! j; |% E8 ^- c+ j - position: absolute;
. j W V) r' j; r2 V N5 v - color: #ED3E44;6 g' V9 g6 J+ z0 s5 l
- font-size: 24px;
7 @% t1 U1 t6 U. L2 d - font-weight: bold;/ j, D. A4 L' `0 K$ Q# e2 ?
- -webkit-transform: rotate(90deg);" m7 @+ s' V6 o1 o4 A
- transform: rotate(90deg);
_( g; ~/ ]( r, b& s F - top: -5px;' y7 i4 m3 `8 z2 j& t
- right: -15px;
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6 ^' L1 }8 r1 o% ?+ o. I3 a - .dropdown-menu {/ Q* n F4 q8 U
- background-color: #ED3E44;/ z6 Z/ A; ]9 E2 Y e- K% Z2 F
- display: inline-block;
& u5 _& t: r) d+ X U+ Z6 _. D - text-align: right;
" A* l! L9 t; N7 s - position: absolute;
. P# q0 `5 F/ d) P$ P6 ?9 G a - top: 2.5rem;' l( [0 V0 C# ^* k7 T
- right: -10px;6 d: O0 U7 _; r* g+ h
- display: none;
* S% L8 H2 J+ K7 h8 ^ - opacity: 0;3 ] H$ d" g- n
- -webkit-transition: opacity 0.5s ease;5 n5 z* ?- I, t! }: W7 X
- transition: opacity 0.5s ease;
" E! p& y, }. M/ p. I3 C0 G6 A - width: 160px;& O8 K0 V* A6 ]; ~& ]3 j! W) t& G
- }
1 K7 R2 Y5 V' v4 X - .dropdown-menu a {9 B' S) e* \! Q+ C9 G. F3 u
- color: #fff;
! y! Q$ W7 w$ @8 s4 G - }' X" {9 ^% C. {& V, H
- .dropdown-menu-item {' C t0 A0 i2 f8 q* P$ {
- cursor: pointer;
n7 {! [4 t( h8 N% `/ f* Q - padding: 1em;5 T5 z. G3 C6 [, U7 U$ z! w
- text-align: center;0 J4 H1 M0 \) h$ ] I( j! U
- }' C" d9 e4 D- F6 C2 |
- .dropdown-menu-item:hover {
) Y% u5 s+ G s. ^" P - background-color: #eb272d;
2 g7 d$ P% n( W3 ^/ X* d - }
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0 A+ m9 \; j$ B+ c6 ^# }1 Z' K. k可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( @( _& t* Y& t- s' w8 `) C
- <!-- Checkbox toggle -->! F0 @' J# X3 e) m/ j
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& ]. Q4 v7 X! q# i/ v - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 H. I. Z8 ~/ f5 |& n( B" @/ m
- <!-- Content to toggle from www.mfbuluo.com-->* e9 ]6 \6 u: s2 a, l, B) R$ O9 R0 Y% F
- <div role="toggle" class="toggle-content">
) j$ ?6 F1 u3 P( a! L - BA-NA-NA-NA!
/ v8 O) e9 n9 t: F* W! n - </div>
9 Q' [6 n: y/ h0 o - </div>
复制代码CSS代码内容如下: - .toggle {
" T# U% v( \+ k# J: G! @ - margin: 0 auto;& _% g% }0 d4 b- _' ]/ `4 h
- max-width: 400px;
% }- X% w! m6 G/ P9 J \& r) i/ ] - }
3 c' t1 h8 Y0 T W, O( I% a; L" u - .toggle-label {
, I1 N) O# c+ q# z - font-size: 16px;
" ~. Z9 g# t9 Q% b4 Z1 z* M - background: #fff;
# H# l/ q( q4 }$ Z/ o$ o9 ~" n2 F" }4 Q - padding: 1em;
8 U/ N; X* |+ G! p - cursor: pointer;
" s, g) R, @5 q$ \/ B6 X0 P5 i* m1 t - display: block;, E7 o% A( e: p( T# J$ Y+ u
- margin: 0 auto 1em;
% C5 d( G) e$ b6 H9 G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% ?1 L% v2 H# [* |/ F" B! \. O - border-radius: 4px;
9 E/ Z) U2 q z9 o F - }/ a ]% C) c, G0 z. i: A
- .toggle-label:after {! T% D( ^: z+ v+ W* ]; t, L! x
- color: #ED3E44;0 c) n7 ? X+ k$ ~2 q/ C6 q
- content: "+";4 v- v$ ]: O2 H: C v- E
- float: right;9 d" @/ b; |- ]( q* _5 C6 y
- font-weight: bold;
4 ^4 w: n6 w, a" o( m; Z- P - }
- ^6 D: G( Z; P - .toggle-content {
8 V$ ^( {4 @2 z" b; B% Z1 Z: P3 d$ Y - color: #B0B3C2;1 a9 Q u3 n# J& f2 Q7 ?" B
- font-family: monospace;$ F6 G+ p! G3 V' L% @: I
- font-size: 16px;
1 |& |" }! }6 x0 a7 u( G4 K# _' n7 N - margin-bottom: 1.5em;
1 y8 {5 x- S& L, e$ [3 P - padding: 1em;% ~3 L1 g2 \# ^" w
- }" d. r b! n% ?! D/ I7 c
- .toggle-input {
& U* R! n7 Z5 ], W: u( s - display: none;7 H. u5 r/ u) r# I2 T$ h( y3 z, O* M
- }
# a3 K B( z) P- _( ~+ P# _) [ - .toggle-input:not(checked) ~ .toggle-content {
5 N& F- H N/ ]* c" D - display: none;0 y6 f2 X- Q' b5 a. T% e: T
- }
! m8 e/ ^& C# y - .toggle-input:checked ~ .toggle-content {+ C7 J' H# h! ~2 t0 y+ e W5 X, A
- display: block;
6 k# B1 J# U/ X3 P7 j - }4 c' n, i5 o% u7 u
- .toggle-input:checked ~ .toggle-label:after {
) Q9 l( y: f; ~, {3 G) c6 ] - content: "-";
% h+ R/ ]+ Y0 n5 e! z0 |) U' w - }
复制代码
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