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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!">5 o8 ~4 |8 {$ I5 x
- Label for your tooltip8 A n, r+ u1 d+ g: g6 U5 N9 }
- </span>
复制代码CSS代码: - .tooltip-toggle {
3 G8 V% B! E; z; J" w7 h - cursor: pointer;6 [! P- i1 f$ n9 r
- position: relative;
1 b7 m- A. M4 S& s( k - }
7 [& P/ q8 M3 r+ Z2 q* o0 ?$ q3 W - .tooltip-toggle svg {
5 F2 ^+ l- s3 A& y! Q3 ^' v }$ H - height: 18px;
9 e1 H' ?' s. ~! H$ n! o3 g - width: 18px;
( k" q: V$ E* K5 n7 {: e - padding-right: 0.5rem;
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- .tooltip-toggle::before {6 k3 ?3 a7 V6 Q" U" O+ z
- position: absolute;: p1 B4 g; T$ }6 S9 }
- top: -80px;! }# D8 B, E2 C2 u7 ^3 p
- left: -80px;0 q+ { ?4 d7 S! K
- background-color: #2B222A;
$ B/ Y& z6 v$ z, |, `5 J - border-radius: 5px;$ X5 h6 R1 n& v1 S
- color: #fff;
! }$ g# I' ?' A7 o3 D4 M - content: attr(data-tooltip);) n( h) l4 N* A$ O6 a9 r( N$ S
- padding: 1rem;8 B4 ]0 Q& Y& d
- text-transform: none;3 |" D/ l" Z- V0 p7 u0 U
- -webkit-transition: all 0.5s ease;5 c# ?: k7 E: j2 X0 C* J I& O3 z0 I
- transition: all 0.5s ease;
: T+ j. `) X9 z0 J; [ - width: 160px;
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% o- J' v0 p) U - .tooltip-toggle::after {4 ]2 a2 P" `, c( D1 u1 Y! L; I1 R' `2 V
- position: absolute;
8 [6 q; ~7 t4 k E - top: -12px;
% ]; {/ ~' b& r9 J% m& N0 o6 { - left: 9px;
, c- n: f$ T V7 { - border-left: 5px solid transparent;5 J( v5 A/ T9 l1 D8 T' e7 u
- border-right: 5px solid transparent;7 Y, Y7 }( P6 h6 v- U$ T8 @
- border-top: 5px solid #2B222A;$ g l1 c0 B2 O% a i
- content: " ";* j! b' V7 p# D! r& a
- font-size: 0;( t1 }* o5 y' f; m1 C" E3 H
- line-height: 0;
' a% a: d1 z# W6 v$ @8 _ - margin-left: -5px;
" A" s% H- {( J8 s5 p+ Q - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
: W" d# c& V1 g% t2 z( S - color: #efefef;
# p6 E8 g( N! m9 k- N8 T+ @% R \3 b - font-family: monospace;+ h, b m$ Y3 z; M4 p$ Y
- font-size: 16px;- {# `, `( c3 u6 [3 ]8 Y, M& t* }
- opacity: 0;
4 |. o2 d! |& ^$ J - pointer-events: none;
8 P5 K/ K& h! U# S$ R - text-align: center;: s' w- W* F1 t' G
- }; X3 I8 G, [. a* |- e% t0 V
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# X ]9 y3 y, l" \) f* h6 l - opacity: 1;
* j+ }/ k7 M0 C% D! j - -webkit-transition: all 0.75s ease;
& _6 s: z8 O" q0 G/ V - transition: all 0.75s ease;* o$ U( G \4 n) y L! i3 `
- }
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">. f' @6 Q5 F! z4 q8 O3 V
- <ul class="nav-items">
! j- R. }9 [" W4 I - <!-- Navigation -->2 G5 Y3 m4 ^: ^( l; E+ I( l5 H6 K
- <li class="nav-item"><a href="#">Home</a></li>
7 r0 \ X% X' W9 b3 O3 Q) Y* ^ - <li class="nav-item"><a href="#">About</a></li>
3 v' u& n8 w- N8 u6 Q) E - <li class="nav-item"><a href="#">Contact</a></li>
( n7 [1 g0 Z h) R9 }( c - <!-- Dropdown menu -->- M( w5 v" Z+ u% D& ~% ~
- <li class="nav-item nav-item-dropdown">
0 b- F1 o% H! y5 A# O" p- j# y4 U - <a class="dropdown-trigger" href="#">Settings</a>
' p# J0 |$ \1 g6 `# p6 T2 ? - <ul class="dropdown-menu">
4 f/ O/ K9 c9 _3 M - <li class="dropdown-menu-item">$ J& z4 x4 Q a: W# t8 c
- <a href="#">Dropdown Item 1</a>0 h4 A+ I" j; h& s* {. I C
- </li>
; ~7 w8 u9 B! j" k - <li class="dropdown-menu-item">* K9 V! p6 K+ _
- <a href="#">Dropdown Item 2</a>
' A) v F9 O; ~8 x/ T9 R/ X - </li>; u% w& z/ l! x$ A. `, e# j
- <li class="dropdown-menu-item">( k+ q5 N8 X2 A: B- L: x9 F' z
- <a href="#">Dropdown Item 3</a>) Z2 v8 I1 t% t' g( G
- </li>2 Y& n& E! ]: n6 i
- </ul>
* w. m+ g( p1 v# m% F% a - </li>
; ]5 h$ n4 S% y+ O& [9 h' ~" x - </ul>9 ^$ H5 P% M! \& n) C
- </div>
复制代码对应的CSS代码如下: - .nav-container {3 w$ m$ ^$ c; p
- background-color: #fff;" J6 C$ l$ \2 c, N7 ]5 a
- border-radius: 4px;5 @1 A8 n% A% L% J7 z# {
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ M8 o, w" X1 v% f/ n
- padding: 1em;
3 W7 t6 @6 _/ U. ?2 ] - border: 1px solid #eee;2 M# f3 ]$ Y: Z5 e6 T' U
- display: block;
! Q9 e+ J0 e7 t8 G' ~5 s% q - max-width: 400px;
) T; A7 Q9 r3 O! I* N$ M1 O - margin: 0 auto;& P* `5 \/ i+ O- r1 `6 G
- text-align: center;- b0 ?. J( J% i$ t9 M F% l) o
- }5 l* A2 T9 K* L( m
- ul,7 i2 |% ]& I! V% I5 `
- li {* r* j' E n) n
- list-style: none;
8 t( _ V# ~5 C. [& P5 a - -webkit-padding-start: 0;- z7 Y) A4 U5 ]2 O4 d# p. D
- }3 _4 f& l; o/ d) [! L4 D6 y
- a {
7 d/ ]0 p% [* h$ |0 b$ p - text-decoration: none;; R% x2 O! G' h
- color: #ED3E44;
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# r* W @2 Y' o: Z: O j - .nav-item {
1 P+ j5 m( h L# W2 W6 m' x% d - padding: 1em;, ]9 w& n- [# r5 k3 g; _
- display: inline;
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' V5 N& ~3 Z0 e! a - .nav-item-dropdown {7 a+ I" G7 g; K2 x" x
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {7 o! N) l8 L5 k1 t+ N
- display: block;
: ?; `/ w2 _* \- h) ] - opacity: 1;) |. {% a7 @0 |2 M( w e2 x( {
- }
+ s% A$ p! D, f) u - .dropdown-trigger {# j8 A" R W k& ^9 \/ {( @
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {3 t a- _% u" i2 ?6 S
- display: block;( d) Q( l# Y: X
- opacity: 1;8 g; C9 |: s- B& S; I
- }% w6 Y2 D5 M- {" u& o
- .dropdown-trigger::after {
+ t& {( E0 T& |6 ?) U - content: "›";
+ U$ i5 n1 |" _, P - position: absolute;
7 N) O, o, v8 y3 Y - color: #ED3E44;
9 J8 Y$ ^( `) T9 d/ [ - font-size: 24px;
# V5 Q/ k8 i* U - font-weight: bold;3 m3 T0 ^" e( p
- -webkit-transform: rotate(90deg);2 u! ]- ]% y! S) r7 ]
- transform: rotate(90deg);7 o- O( j4 T& ^2 r9 T- q1 v
- top: -5px;
' A# E) ?' k" D. }0 n1 e( | - right: -15px;, Q1 @* D/ |/ x
- }& x( S, G' P. u$ r. ]& z B4 k
- .dropdown-menu {
, _# ?6 d- Q6 w$ z4 \ - background-color: #ED3E44;. v( T0 H$ o# _
- display: inline-block;
# d+ K2 ^, r+ R4 i - text-align: right; B- @, m+ N7 B# u
- position: absolute;1 C% \, O1 C+ X
- top: 2.5rem;5 v% ? h6 X+ W: y. P
- right: -10px;
: B1 x" F+ A" U1 T9 k - display: none;
$ R" b+ u" O0 A, w7 s6 e- l p: m - opacity: 0;. t* J% T2 |6 s
- -webkit-transition: opacity 0.5s ease;% c) m: @& i1 Z8 L/ _* D- v
- transition: opacity 0.5s ease;1 h7 r, [7 h3 X% m- y7 B" m( X
- width: 160px;
. D# V* b1 D% u g( M' o8 \& G1 @) Z - }$ W& B2 v# _5 |: p! [! m0 N
- .dropdown-menu a {
, U5 I6 x" d6 J1 e - color: #fff;" v4 Z' _$ @. G5 w; y& v
- }5 J- j# _- x& g
- .dropdown-menu-item {
: ?+ d$ H& @. i+ ~. c0 X - cursor: pointer;
0 r) `' H6 Q" H; N1 U5 c! n - padding: 1em;
2 q- x% Y2 Z ^7 E* J& |" L, @! F; A4 K - text-align: center;0 F: L2 t5 D/ g5 n/ M7 U8 }. X; S
- }! X* `; l* ?. n0 M' P* X8 V
- .dropdown-menu-item:hover {# o: ~, H1 t( W) k
- background-color: #eb272d;+ {$ k" q m9 A% K, ^; J
- }
复制代码
% D& `$ C5 T/ }# f! d. H0 j# `( t可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
4 f; o9 J# g: f - <!-- Checkbox toggle -->0 r; d0 f1 p0 j+ x( ?( L2 m9 L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 w! z D( r* Z9 }
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ V: c, |& n) ^) U, A- c6 Z - <!-- Content to toggle from www.mfbuluo.com-->' t7 g. K4 P& n/ T+ M& V
- <div role="toggle" class="toggle-content">
7 n* `: X, ^1 Q: L1 L - BA-NA-NA-NA!
" u: F2 P( q5 L6 H' B* b6 \ - </div>
: C8 H2 }: _0 J$ ?0 _4 U, a - </div>
复制代码CSS代码内容如下: - .toggle {7 t4 U' \% P p8 j1 ?3 Y8 {
- margin: 0 auto;) `; }4 ?9 T, n& l" I% W4 Q4 W
- max-width: 400px;' H/ B% n3 Y! R
- }1 C) N0 f, ]/ P! D9 e1 J3 W% i J, b2 B
- .toggle-label {" U( M% ~ S7 X! l; x' Z( ?
- font-size: 16px;
9 y% y+ [: K1 X0 D - background: #fff;
) Z* @+ \% w4 I# y$ ^ - padding: 1em;
" n! Y9 q) i' Y3 q- E/ m0 _ - cursor: pointer; K" {7 P* `/ n* w( U" n
- display: block;' [% l; L) I& C* ]( {0 @. k
- margin: 0 auto 1em;0 x5 i+ s# [- i) }
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 ?6 ]# }7 ?3 M/ P: t
- border-radius: 4px; l4 j' ]2 }7 T7 ~% D
- }* ~: n U, @" i2 D2 J
- .toggle-label:after {* C* L2 |7 {3 x O
- color: #ED3E44;
|" d: B- Z; U8 s! \7 | - content: "+";( h# K% z1 K0 [7 Y# @- k
- float: right;
* R/ h: m0 b6 e) N - font-weight: bold;
" ?: `- V# u. P( Y - }5 R/ W, J" z" E
- .toggle-content {( V. O: y: h X& `, S$ i% S
- color: #B0B3C2;
7 i2 t" V3 B* P. r - font-family: monospace;# J& h" y. v7 W8 F. K! ]2 @6 @' f, U
- font-size: 16px;
. W4 h* [4 q3 [7 B - margin-bottom: 1.5em;
7 f; g6 Z" F* P: S% Y - padding: 1em;
* e" \ [3 }* {5 p4 @2 {0 E# i' G - }+ J0 }# }# D6 k
- .toggle-input {! r* r" j4 ^) n4 w4 Z+ E; O
- display: none;
) |) o% O5 v% Q8 h" M! b - }6 a# [$ G- y1 P; r5 b
- .toggle-input:not(checked) ~ .toggle-content { L0 P) L- E- [
- display: none;6 ?' v5 ^4 C2 L4 A4 i: B8 @
- }! P6 \4 u. K! q; i l! z! E
- .toggle-input:checked ~ .toggle-content {
( f5 g2 h* D2 S( U! |- H - display: block;7 ]2 Q6 s8 T4 H
- }5 I& N4 w' U4 o( ~ e
- .toggle-input:checked ~ .toggle-label:after {9 r+ B% x" W3 [* v8 F7 a7 c* z8 u
- content: "-";
# _ D+ N% o5 {# ]5 |( X - }
复制代码
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