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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 L. \" e# E7 X* k( I( A$ o - Label for your tooltip7 @# |9 I, k1 h* e. q
- </span>
复制代码CSS代码: - .tooltip-toggle {0 w; ^- z- b% j# L
- cursor: pointer;
( X4 q6 W8 I- w! A* a% f - position: relative;7 }, c* W- r% l* w1 G; m" W u
- }/ H2 o5 C( _: u; t/ C$ A
- .tooltip-toggle svg {
, f- e0 O0 |9 V8 ~4 d+ Z - height: 18px;
- u( Z6 v+ a6 A: U. c - width: 18px;0 {/ a/ {* O3 {' G2 Y
- padding-right: 0.5rem;/ C) `2 x# n4 f) [/ ~
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- .tooltip-toggle::before {
) z4 m' w1 }5 b" ]& P- v( v - position: absolute;. ]1 {2 C1 g, T/ Y: ^( d, _
- top: -80px;" Z" S3 o0 ^. M A& F
- left: -80px;' y9 c, H. B: }# q
- background-color: #2B222A;
( j* c7 d# x* E3 r! ~" Q - border-radius: 5px;1 m% x. G6 k' w* ^/ q2 [" p
- color: #fff;; a8 U5 G3 @5 q
- content: attr(data-tooltip);/ j# p6 W$ V4 y. v0 P
- padding: 1rem;
. U5 x" i$ s! D/ F/ l6 K. F0 C - text-transform: none;
u# N% w. i" Y - -webkit-transition: all 0.5s ease;; @; h2 Z( s0 M X3 j% s$ t; n3 p
- transition: all 0.5s ease;; W9 z! q- c; ^ c! y" j! y I9 M2 X
- width: 160px;
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* Q! e W5 I( P4 d - .tooltip-toggle::after {! _" m8 v% |3 q+ G7 @
- position: absolute;4 ~0 f% L1 d4 |% w
- top: -12px;: d$ N1 b& J V& [& a
- left: 9px;8 _" o+ H& {7 x) Q! D+ l* y
- border-left: 5px solid transparent;
1 b5 ~5 i: @9 U8 u3 N - border-right: 5px solid transparent;
5 G0 P# h/ g( K/ P& q - border-top: 5px solid #2B222A;3 N0 l) }9 y- }6 X
- content: " ";# S- F+ i2 u4 c6 C- u
- font-size: 0;
! y3 e) g- }( z1 Q - line-height: 0;
, j) I- s3 B, z* G& Q - margin-left: -5px;
* F( O, D" R, P2 r# b6 o - width: 0;# i1 B- Z; c$ t7 B! F
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- .tooltip-toggle::before, .tooltip-toggle::after {
9 E W H4 a! m i6 O! L4 m- R8 k - color: #efefef;
{+ m2 x5 A4 Z& ~: m - font-family: monospace;& P" t' z! j) f* {
- font-size: 16px;; f, M+ u0 K6 K
- opacity: 0;
6 _- Q7 y; @. A" i4 B - pointer-events: none;
( G, W0 y+ y6 {, R; o* e0 w$ o - text-align: center;- O; ?* D2 [" h9 Y" l2 `9 @) [
- }) o- ~' i6 w. q4 }
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
2 v- b3 @: g$ {% ~% ` - opacity: 1;8 L" x2 _' x1 t2 b
- -webkit-transition: all 0.75s ease;! H6 ~. g) b7 }
- transition: all 0.75s ease;
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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 x+ `. [* P* Z; b! U
- <ul class="nav-items">0 `" L7 i% ^; P6 c
- <!-- Navigation -->
' |! l* N% Y; d' r0 Y - <li class="nav-item"><a href="#">Home</a></li>! j0 \" d' s5 Z8 C) A
- <li class="nav-item"><a href="#">About</a></li>7 W7 i, f& {! I1 d l) ]5 X. X- \$ A
- <li class="nav-item"><a href="#">Contact</a></li>5 `; O4 f+ m7 P: A* S6 v
- <!-- Dropdown menu -->
! X5 ?2 b6 T7 Q1 a - <li class="nav-item nav-item-dropdown">
- Y( P1 b* b8 A( E6 A - <a class="dropdown-trigger" href="#">Settings</a>
& k( }8 Z' j9 m1 E - <ul class="dropdown-menu">0 [1 C( K" L5 o' V5 g) n
- <li class="dropdown-menu-item">
8 k# }( @: o, m' T& X8 @9 P( _ - <a href="#">Dropdown Item 1</a>
! Y0 d2 P0 Q2 E. K - </li>
! m! B: O7 ]. _ - <li class="dropdown-menu-item">' w8 S5 r ^$ S" s. d4 O1 D! b) ^- K
- <a href="#">Dropdown Item 2</a>
. H$ E. }* n: `- E# L - </li>
* C2 R, o, a! ?) r% J - <li class="dropdown-menu-item">
9 j7 c- a) e N5 U - <a href="#">Dropdown Item 3</a>* d) e! N W2 A
- </li>7 b/ R( V$ F3 H) A" m8 m; [3 c/ S
- </ul>
& G9 T% { @7 {7 v* _! b" R - </li>
$ k) b2 ~( s; ]' g ^3 ]& \/ L1 f - </ul>/ o& W% E0 H9 r* |- b* x ^% E$ H% ^
- </div>
复制代码对应的CSS代码如下: - .nav-container {- ~ {! W$ D6 K
- background-color: #fff;
) J: G7 [- E2 R" m1 Q1 O - border-radius: 4px;: u; }* f8 A/ l9 c& g/ e, z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 M9 Q$ U3 \. Q7 p3 x- H
- padding: 1em;' p8 ]$ w: S. n; ]/ M
- border: 1px solid #eee;; P2 O( N0 f _% e9 {" k
- display: block;& ^& {9 F2 ^( |% y8 c9 k5 x
- max-width: 400px;9 p9 e; s/ n5 ^) J
- margin: 0 auto;
8 h& D ]# V1 _/ _4 h - text-align: center;: Q% w* X7 |* d- Z- ^; i
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- ul,+ D# D7 r- X) d- `& T C9 C
- li {
' x3 v; w* Y# C3 y1 v - list-style: none;* L$ H+ \7 Q2 `! v
- -webkit-padding-start: 0;
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- a {
) O7 x J$ [; S: v! R - text-decoration: none;: P: i# q, L% W0 m
- color: #ED3E44;
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/ T0 M6 y# z% ]0 N - .nav-item {) ?9 d' ]4 Z1 F5 X. `, }
- padding: 1em;5 L( T0 n2 a4 {7 z
- display: inline;
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- .nav-item-dropdown {
[- Z2 L6 [5 E4 z$ X - position: relative;" U, H0 t5 o4 S2 q% v% f+ ^$ w% R
- }5 X* e& `! d& Z5 f. R/ f: f
- .nav-item-dropdown:hover > .dropdown-menu {
1 ^8 ?2 S0 r( r: } - display: block;9 C3 J& e) F. s* D
- opacity: 1;
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* H/ L* i8 p E1 | - .dropdown-trigger {$ o W0 T& o. j' @4 P
- position: relative;2 g& B% W5 u& `3 K5 X
- }! Q( {- B% {* ?* O6 ^3 x
- .dropdown-trigger:focus + .dropdown-menu { P/ S( A6 Z: Y
- display: block;
4 k- r. d# [: c9 _ - opacity: 1;
% m3 e) S8 Z5 G# b - }
+ `% v$ C5 d8 U. R1 N& ]+ i3 L - .dropdown-trigger::after {
+ b3 {% W! c4 d0 T+ A - content: "›";
/ F. z- B/ {5 [+ Y% T2 }) d - position: absolute;5 U0 L& ~* _ G+ `# C M: V/ J' \
- color: #ED3E44;2 {) L+ U; G- T
- font-size: 24px;) z4 J* s. e" |) L, a5 n
- font-weight: bold;4 Z5 k. N2 z9 `! [( ^7 k) R( W/ K9 Y
- -webkit-transform: rotate(90deg);
$ f2 b. D2 |; w8 S3 @% l% t8 c - transform: rotate(90deg);. M- A( X2 {+ S) s! v- e: p
- top: -5px;4 w6 \7 d/ k! Q3 Z
- right: -15px;
& m1 o0 w$ h* y5 k - }2 w! n! H, u3 N1 B% e G# @7 M
- .dropdown-menu {! A' o9 S- X8 [/ y
- background-color: #ED3E44;
( z C, b ^! i1 r: C# s% f8 T - display: inline-block;2 h/ U) s7 a( v& E, ~$ F! q0 U! q
- text-align: right;: ~1 t2 K6 `0 F: m {( K5 T. u
- position: absolute;
# w1 I8 h7 I6 s' ?( \$ |" U - top: 2.5rem;2 y O7 W, \" x( ~2 X* \5 v. |6 `/ F
- right: -10px;
3 {0 |0 r# Q" o - display: none;
. k+ p3 P( k" |8 ?8 w - opacity: 0;
: W& x2 v/ h( M O$ d; d - -webkit-transition: opacity 0.5s ease;' s. l. E( W9 T' [% B
- transition: opacity 0.5s ease;
3 t8 Q% x/ i5 V6 c( W$ X - width: 160px;' {. L9 M+ \; l! Z7 W/ V
- }6 _- o" _3 C% r" k! U- F
- .dropdown-menu a {
: C7 N& K6 p5 N' W, ?+ g; P - color: #fff;
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- .dropdown-menu-item {
1 T% U" r% A, j/ l- r6 W b$ u' K - cursor: pointer;! A7 t! ~, w3 s4 M
- padding: 1em;
6 z5 R/ y1 ^! b3 J% M/ Z - text-align: center;
( O) K) C4 X& \# u, K7 p' q- P - }
( c/ `1 S- n& _5 D; V# p F - .dropdown-menu-item:hover {
, G |" o6 ^6 o - background-color: #eb272d;
# I8 d$ T3 K9 a0 I6 P7 _* H" t - }
复制代码 - E4 F/ {5 W% W2 s
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 g% c# T7 Y0 X! q! e w - <!-- Checkbox toggle -->
6 [2 ^0 {6 x$ @ H; B8 L0 C& v - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 U& P' O2 r/ g8 _3 `- U - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
) n6 ?; a2 W5 l - <!-- Content to toggle from www.mfbuluo.com-->
) P5 h) d& D7 b% @* u% ? - <div role="toggle" class="toggle-content">% R/ ^ t( ~& y4 d5 }
- BA-NA-NA-NA!
4 S) G/ @: c$ Y9 y" A - </div>1 [* [& f4 Y3 W8 u% R! q# B
- </div>
复制代码CSS代码内容如下: - .toggle {6 w* k) @1 c* i) t8 i
- margin: 0 auto;9 y4 k7 t/ S8 n* U
- max-width: 400px;
! Y6 Z4 M6 k* t - }
; X/ I1 @" w( _# j9 D$ A+ e/ K - .toggle-label {
* S `, b' `! m# N7 K - font-size: 16px;1 d, e+ |2 p# X) r* }
- background: #fff;0 x0 C/ _; l2 d3 n4 {! s, j
- padding: 1em;
: L) E- |2 ~2 |5 g ` - cursor: pointer;
( ]% ?; f6 Y( {4 ]0 J" t4 ?, b - display: block;
6 `) d0 K# p0 Y9 M - margin: 0 auto 1em;
0 m5 H" Y0 Z f7 T; ^ z; q# Z% \ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ G0 G2 Y! y1 R9 D& A, \) Q+ v) ~
- border-radius: 4px;6 O. l8 g6 V2 C' \* Y2 m
- }
% Q, @7 a! a* j - .toggle-label:after {
$ {# {. X% I2 I1 P* y& D* K - color: #ED3E44;/ Z$ F" f4 T' q
- content: "+";
: [6 e. e. y4 T4 \ - float: right;
/ X" ^7 U, {7 w# d( [ - font-weight: bold;1 H7 Z7 O9 C1 Z
- }
1 J) P4 \! i0 H) b! ]5 X - .toggle-content {, G Q3 l& ?7 M- h5 x
- color: #B0B3C2;" C' W* z' t7 e5 f
- font-family: monospace;
, \, Y7 a* o) o/ u - font-size: 16px;
" S: L# G) v! Y7 G3 v; L5 m - margin-bottom: 1.5em;1 v \1 t6 u5 }9 a$ B% l; m! A
- padding: 1em;( j/ w+ S& t5 G) g% u
- }
# h- R, Z/ C/ V, ?! D ^6 Y: X - .toggle-input {& E( Z3 F [7 ?8 V! E6 K
- display: none;
2 G1 \- t7 f' t0 p h, _7 w/ q - }6 r9 M$ O" J) }! S% V$ ^6 @
- .toggle-input:not(checked) ~ .toggle-content {. h) s. @# a4 J9 O5 o2 S, d
- display: none;& |7 W. k2 Y" z1 o+ p. D' T3 Z
- } ^2 n# e. k g1 }3 D' [1 L
- .toggle-input:checked ~ .toggle-content {; C+ W o" q/ O" x# M) K
- display: block;9 `, ^, N ?: X5 U+ @
- }
, K0 Q# G+ D2 B) g - .toggle-input:checked ~ .toggle-label:after {
7 R% K8 P! b' i - content: "-";
0 W7 K- S; n5 p3 @( f - }
复制代码
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