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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!">
! P7 R% y$ ^! o% k: X: z - Label for your tooltip0 \* z! S& ~3 _. A' E( g
- </span>
复制代码CSS代码: - .tooltip-toggle {
9 R3 b9 O6 N* ^, I: h/ L3 Q( d% x; } - cursor: pointer;
/ x; X) {* T/ m - position: relative;
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$ _9 S! M8 T2 X8 C. s! N - .tooltip-toggle svg {! c! `: q2 B* G4 [
- height: 18px;
* m( m/ o# N4 ~" J9 w - width: 18px;
0 g1 k9 r" n& ~- C - padding-right: 0.5rem;5 f0 J1 z6 E% D9 u* l) f( J
- }
2 o a6 p0 M; y - .tooltip-toggle::before {1 A: C g; Q3 l% [
- position: absolute;
0 \5 t; y; F" C# U I5 S3 n - top: -80px;
% q$ d0 R% p: n8 i1 a$ X - left: -80px;6 k h% {8 v% y% K" c
- background-color: #2B222A;
$ s+ E& e' \5 R" p9 i1 G - border-radius: 5px; Y6 X( |9 i( s. \% W! n: V/ Y
- color: #fff;/ |& U' E' I' H8 H- n4 o- q& |' R
- content: attr(data-tooltip);
* D3 o( O" A/ h% W% v2 f4 M( a - padding: 1rem;
( E/ G/ S7 W( r - text-transform: none;
0 }$ p0 l- |: c* y/ h& _9 s - -webkit-transition: all 0.5s ease;& N, r6 ^' K% b& y7 {
- transition: all 0.5s ease;* c& A2 {2 ^. b" ?' e
- width: 160px;! \- u; V/ W1 c2 f/ a5 `5 w6 I
- }
. `( f) z2 ]' ^, Z2 g - .tooltip-toggle::after {0 x& L( f$ y6 I
- position: absolute;- K& m/ z+ }5 P: @: Y2 n; ]
- top: -12px;
; z/ b6 z! q( i( a& s! p; E - left: 9px;
4 j3 y! k/ e/ J5 c - border-left: 5px solid transparent;
E' ]5 F* q% B2 M# Z9 x' M - border-right: 5px solid transparent;
3 w; h. K" Y" Z3 z) l( h# ~6 S3 D% p - border-top: 5px solid #2B222A;$ L5 A* D, W5 L# v; g
- content: " ";
9 n* t) B4 {$ X0 i+ q$ M7 @ - font-size: 0;
3 u8 v$ _3 r) v. e' ] - line-height: 0;/ G9 e/ c/ t q& u& e
- margin-left: -5px;: [4 h. m4 j) x7 i) ~ C
- width: 0;8 v) m& N( }9 f: ?( P$ u5 B
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- .tooltip-toggle::before, .tooltip-toggle::after {- d0 F. p+ X+ a) \! K/ R/ X
- color: #efefef;
- u0 r/ r3 C- k1 S - font-family: monospace;
! F, p' v4 I; g0 \) C - font-size: 16px;
2 _+ I9 K# ? R# f- c - opacity: 0;, S7 y: ]/ n' N. [! b
- pointer-events: none;
( S1 ]" e7 @% [2 u1 Q+ o - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 i L3 m6 K/ L: T/ z, H - opacity: 1;
. N, j# S' X o - -webkit-transition: all 0.75s ease;
5 }( p7 `8 n4 n5 t - transition: all 0.75s ease;2 O1 X+ G- W& b6 j2 x
- }
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">$ {; J4 j" \: t2 e
- <ul class="nav-items">
6 b% @* I8 {9 Q# A4 H - <!-- Navigation -->& D* O2 m1 ^# Z# \" M7 u& \* _) l* M
- <li class="nav-item"><a href="#">Home</a></li>/ N D' S, [+ B
- <li class="nav-item"><a href="#">About</a></li>) s/ r3 N9 I8 f2 r5 W, S- q; s
- <li class="nav-item"><a href="#">Contact</a></li>0 x1 J: H/ I* e, U* j
- <!-- Dropdown menu -->
" c& B( y! `: R$ g: X6 u - <li class="nav-item nav-item-dropdown">
1 t; D1 Q) q# s0 d* J9 H - <a class="dropdown-trigger" href="#">Settings</a>
/ j- W8 P# O. ~. q# v - <ul class="dropdown-menu">
1 Q* ?8 a0 {* h# B - <li class="dropdown-menu-item">3 v( ?: v5 m- _, A3 g+ v& I
- <a href="#">Dropdown Item 1</a>
$ w* v4 w2 |3 L. F - </li>
0 O& X7 E2 U. v. L1 m - <li class="dropdown-menu-item">
& u' v% }0 Q9 B% _9 v- C - <a href="#">Dropdown Item 2</a>
8 Y% ~# X( g3 ~1 C' {2 D - </li>0 Q( b. j% P" M4 s) x! a( a. o
- <li class="dropdown-menu-item">
+ X8 a4 C$ M3 |3 q - <a href="#">Dropdown Item 3</a># {: N R& m5 ^* I2 l2 b
- </li>1 g( P9 t. v% [6 I2 b, L
- </ul>
+ T5 a C) Y) F0 E3 @1 Q - </li>
- ]% c3 a9 f9 [) x - </ul>8 |, b+ r9 \0 v
- </div>
复制代码对应的CSS代码如下: - .nav-container {4 S+ t2 G! T, p- c
- background-color: #fff;
& b$ H- L+ _: k& |# {- M8 ^/ p1 s - border-radius: 4px;3 e% Y3 y* _. P3 g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) c5 y8 n& [: x0 R8 f
- padding: 1em;# [6 P6 P! |1 V. [4 _3 H- E* R. `
- border: 1px solid #eee;
* q' k9 v3 r2 `; ^ - display: block;
9 I3 D( B3 m5 z) j7 V9 ~1 n - max-width: 400px;0 |5 ^! l2 d, ]6 _: A* \& N8 @
- margin: 0 auto;+ ^3 h$ `$ {& H4 p
- text-align: center;
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- ul,
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- list-style: none;
1 ?' ?' [" E3 q: u" f. ` - -webkit-padding-start: 0;& b# l* x( a! p9 t6 V, N
- }
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- text-decoration: none;% ]' p3 a# [; d- I
- color: #ED3E44;* W) C5 n1 Q P4 @ N6 O
- }
2 R& B* b; I0 p0 a' v3 { - .nav-item {" L" D1 k* I6 |6 ~5 i6 o: [
- padding: 1em;
* w7 s" W! t0 o! h `1 k' I# m - display: inline;; i3 S! H5 h: \
- }
; x4 G6 U0 c" ?% k8 W) ? - .nav-item-dropdown {; h- G7 {2 t% @2 P
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {6 h! e; S1 w4 P/ L- ^% }$ _' _
- display: block;- p& r0 ^# S+ e' U
- opacity: 1;
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- .dropdown-trigger {
3 L; e* [$ M' ~! D, v - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {: z( ]' W$ ?# y+ T, @# s
- display: block;
6 Z9 F( r! {" R9 B5 R - opacity: 1;
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- .dropdown-trigger::after {9 g: s q; x( Z6 q- a" o
- content: "›";9 X0 v. i+ B, s. G: \/ t( K
- position: absolute;
( o- t5 A7 G1 s* O/ M( f( Y" |' C - color: #ED3E44;+ p. P6 V: ?0 H( p8 ~
- font-size: 24px;% ^2 \* @$ l/ G* ~% A" w( K
- font-weight: bold;7 F% R) c* Y' h1 D
- -webkit-transform: rotate(90deg);7 K, T4 v) J1 r+ p; ?$ g
- transform: rotate(90deg);1 O, G% I4 f8 P4 I7 S. i
- top: -5px;0 U2 W+ W* X! [! B
- right: -15px;
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- .dropdown-menu {
& O$ e5 a, I6 ]$ } H" z" O# u5 E4 V - background-color: #ED3E44;6 b. o3 K# E4 l) j0 M* e
- display: inline-block;
5 A4 C; U0 j4 \4 J - text-align: right;
* q$ g: |* z0 B - position: absolute;
+ n/ @' C4 t8 D- X) b - top: 2.5rem;, [( X7 J+ ?; I$ [
- right: -10px;; h3 @$ w( U* r# M2 s- \: @6 j
- display: none;
* t, l: A- V6 {9 } - opacity: 0;5 h* w0 N( X9 b8 J
- -webkit-transition: opacity 0.5s ease; @, q3 _% z4 s* X0 d% |0 P% X
- transition: opacity 0.5s ease;" ^* }& C4 J+ m3 p8 P, I* l3 j3 c
- width: 160px;
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- C+ c/ l$ u i9 G - .dropdown-menu a {# S9 B* c# t2 [8 e. @+ l
- color: #fff;
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- .dropdown-menu-item {& g$ p8 r9 c2 u ?+ W0 y: n: E
- cursor: pointer;( ]( N. {* S5 V" F
- padding: 1em;
& z3 A% Q7 V1 [9 { - text-align: center; H9 |5 N" O& G7 z) y: |
- }% ^* T, J% R" C3 e- o
- .dropdown-menu-item:hover {
T$ [8 Q% T/ U- }& W - background-color: #eb272d;% V8 a% I* `/ A/ f0 ~5 k
- }
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6 N! K* V$ c( }5 d8 P可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
+ v1 n+ R; ?4 |) A - <!-- Checkbox toggle -->" o2 {& _& a& w0 }/ ?& l
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, H* F; s% o9 A r9 x/ | - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; W" {* |1 ]6 h7 ^% \ Y2 w8 P - <!-- Content to toggle from www.mfbuluo.com-->5 H, v8 h# j( k
- <div role="toggle" class="toggle-content">- l. B5 F+ |7 ~; u/ d
- BA-NA-NA-NA!! R, Y$ p J/ Y2 b
- </div>
/ p+ E* Q; c' u, c - </div>
复制代码CSS代码内容如下: - .toggle {7 p, c1 `. L$ I1 |0 j; Y0 o
- margin: 0 auto;0 |% T( |2 Q: ~2 k
- max-width: 400px;
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- .toggle-label {
1 \/ b4 O/ b9 H - font-size: 16px;
! R3 r# Y. x/ m5 y9 x7 ^ - background: #fff;- g) }2 M( f0 X8 i
- padding: 1em;
/ q' k% J# p2 b( o7 @1 L; n - cursor: pointer;
& T4 x3 P* I! W2 j - display: block;% z; |; L4 V. {2 n- k
- margin: 0 auto 1em;
" ^- h8 r2 F: ^' a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 [7 z U; C9 e. y - border-radius: 4px;
M( ?* d: J" J2 L" t: N% g - }
+ U0 D, k6 d; i! \1 ? - .toggle-label:after {
" P; \: }- h6 g! R - color: #ED3E44;5 m8 n) t! g$ b' s8 b' e& g7 p
- content: "+";5 h! |0 {7 {) n% @4 P# x8 E( W7 {
- float: right;3 v3 i: y/ H4 o$ C' s& \
- font-weight: bold;
# T% D' h% |; A - }
/ C4 H& w. } l - .toggle-content {
) _4 D9 N7 e" X - color: #B0B3C2;
4 B& s) e) F) O' _9 n - font-family: monospace;2 W5 ]1 Y" F( ?9 y
- font-size: 16px;
/ f' N& C! g! Y8 _* G. K - margin-bottom: 1.5em;5 y7 [( x) f. J) F- O8 o
- padding: 1em;
/ Z- H" v7 R" d+ S: x - }; S" ^+ H- A- O9 ~9 I
- .toggle-input {
5 E$ L+ h) a1 N& a( W# x5 y) F - display: none;8 Y5 x( h9 g$ \
- }
6 V, d* ~7 p. {. u6 ~+ T - .toggle-input:not(checked) ~ .toggle-content {
9 c! F( s6 o0 }- O - display: none;
' q" n! w- ^+ s- a" V5 r% V! u - }
5 \2 A5 a; E1 r - .toggle-input:checked ~ .toggle-content {
7 d7 U$ H, C: y3 u - display: block;
a" _! [% P6 }- Y" k% s - }
W, z) K* x, Q& Z! M& Q. {0 X H - .toggle-input:checked ~ .toggle-label:after {1 g- X" [' n V! T* ^0 N
- content: "-";
, A% y( U/ B2 ^5 k) ]' _( m5 w - }
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