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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!">
( H" t% P6 ]# } k0 @( o - Label for your tooltip% a M( `% q3 x
- </span>
复制代码CSS代码: - .tooltip-toggle {% p( O; C& W3 w7 Z) K
- cursor: pointer;
- D0 G% Z# ^0 F. u% r6 z; J; ~: L - position: relative;! l1 W, t& f7 g% s
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- .tooltip-toggle svg {- r- \9 J t$ F d3 _! b; s/ I- c
- height: 18px;
0 l, Y* D: ~' j9 L5 Z( D - width: 18px;
U7 _+ J" G) [4 m3 I. J' C1 z - padding-right: 0.5rem;! _6 E w4 v0 t7 ?& h- P; Y5 p
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- .tooltip-toggle::before {
6 r* N& G. R k. @1 r9 d - position: absolute;* B/ q7 ^& _7 K c
- top: -80px;+ e7 \0 A! X' F* v0 ?
- left: -80px;
# H1 v" c$ u1 S( q) I, @2 K2 r - background-color: #2B222A;; z4 }5 x% z9 ?1 K, o; e9 D
- border-radius: 5px;/ T9 h6 i% ?7 E. l5 k
- color: #fff;7 F- j$ `8 X( y- M; m3 `& i* W0 h
- content: attr(data-tooltip);
& |0 @6 ~6 `8 H2 h" @ - padding: 1rem;
/ g; e% |& Z, _+ J: R - text-transform: none;
% o/ r% h9 R" y0 C F& h! G ?. W - -webkit-transition: all 0.5s ease;
/ v' k S- B- @! x5 Y5 D. r4 C - transition: all 0.5s ease;" R' T- G* s$ Q/ L' _4 ]1 S
- width: 160px;& G/ q" h( O" g' j! N
- }
1 i1 Q2 T L( I3 n* G - .tooltip-toggle::after {! ]3 K9 p+ H& g5 X
- position: absolute;5 Q: \& _* f! l! x, [' d6 O R
- top: -12px;, Z5 E6 \1 i! K# H+ M% v
- left: 9px;
& h* @/ X3 f( A4 J& X E8 c' c3 \ - border-left: 5px solid transparent;* W# y$ h. Y5 F1 [
- border-right: 5px solid transparent;4 d& G3 H: Q! |4 V' c C
- border-top: 5px solid #2B222A;
8 n7 [% U2 y' k- ~& Y4 d! A, n+ E - content: " ";
; ^% P- ~7 k4 ]: b - font-size: 0;
4 M: J1 T! J/ v, \ h - line-height: 0;
. s# a5 a& s- U. P( x; K - margin-left: -5px;1 J6 A% u( n, h; w: c2 C* L
- width: 0;1 R' N$ H) s, p7 O4 J7 r
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- .tooltip-toggle::before, .tooltip-toggle::after {
9 Y* \+ q! Q( ^ `* | - color: #efefef;( _8 p# W, j8 C
- font-family: monospace;! C3 Q1 U/ v% s5 A1 X' t
- font-size: 16px;: U' H* Y+ z. q
- opacity: 0;
) i1 Y& h. d$ c% ` - pointer-events: none;$ P# g; Q/ r) d# v" g
- text-align: center;
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* E* L' ]+ n: J8 z* X& ` - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' Z/ [: l: Q' x1 u' E$ I - opacity: 1;
5 u+ Z3 ^4 I8 ^7 q - -webkit-transition: all 0.75s ease; M" D7 W6 L: g9 c; }2 h; J: z
- transition: all 0.75s ease;/ j0 q k( ?! i9 F
- }
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">. t7 A2 f$ y2 [$ ~7 J; i
- <ul class="nav-items">
8 M0 S2 G$ f; ~6 J - <!-- Navigation -->
4 |- U6 b3 v; Z( N - <li class="nav-item"><a href="#">Home</a></li>
- O% [: |! h7 x; H# k1 d2 \ - <li class="nav-item"><a href="#">About</a></li>
0 R( G, |( ?: S2 k2 g+ k8 @- ^ - <li class="nav-item"><a href="#">Contact</a></li>
) _7 N* s! B; W; U# O: t - <!-- Dropdown menu -->4 E- f% h/ e' G. G; K) B7 c
- <li class="nav-item nav-item-dropdown">' \9 t1 v9 ]( m7 Y8 H+ v6 a
- <a class="dropdown-trigger" href="#">Settings</a>& U- N: e5 K3 j6 J
- <ul class="dropdown-menu">
+ F* H: L9 d6 r - <li class="dropdown-menu-item">2 m& T! X n1 ~# V5 q
- <a href="#">Dropdown Item 1</a>
6 T4 ?$ _' p! z0 e7 w6 U- ]: n - </li>. [( S4 l- T1 h) N
- <li class="dropdown-menu-item">
" N1 ^' I M) h# I8 U5 I9 T - <a href="#">Dropdown Item 2</a>
$ r4 d" e' k2 k: p# Q* }+ u - </li>0 w$ Z# F D8 x' \9 O& }
- <li class="dropdown-menu-item">
* k/ O0 ^' p/ a% x3 J j' m3 N - <a href="#">Dropdown Item 3</a>& \5 O: e8 |) C2 w7 U9 x6 E& B# x
- </li>8 z' w6 d$ [: n
- </ul>7 S2 [; J, ?1 ~4 V- \6 E
- </li>
6 S1 P8 E- y- b; ~" t - </ul>$ _2 X: O- Q, X u8 [' [- _
- </div>
复制代码对应的CSS代码如下: - .nav-container {
* q( I0 i7 W. R - background-color: #fff;
[2 M5 ~6 r' g( r1 ?( T* n% H( c; K r - border-radius: 4px;
" O- T# @. { {* ^; h ? H - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 P, y9 F; z* M x6 U! G
- padding: 1em;
! N) l5 y$ h' I! ?$ s - border: 1px solid #eee;& Z$ w. h# |4 z. E7 H( o+ }& z
- display: block;
/ d6 G0 W7 b; S# [9 G2 n$ z - max-width: 400px;; z% e. _' f/ ? Q& T; ^% b$ E6 ~
- margin: 0 auto;
2 i+ h! _2 P. b: D: u% g( B$ U - text-align: center;1 c' e3 n) a4 W, r1 E+ E0 g! a
- }
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- li {% V! e. |7 o- [6 Y
- list-style: none;
9 t; G/ Z6 g6 | - -webkit-padding-start: 0;
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- a {
2 X: r# D. _/ v/ { - text-decoration: none;
8 I1 d I* i3 V+ s Q5 G! U; }% p* u - color: #ED3E44;+ X4 i( T& w, y# V7 X: T' [
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- .nav-item {
7 I+ ]+ v, z+ l, C% ~( J3 Y( R3 J6 y - padding: 1em;
2 p7 n" z4 X' H% H/ y# l' u - display: inline;
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; q6 V" I/ Q ]/ p, c. C - .nav-item-dropdown {: R/ R2 ?; D: z( {& d
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
2 c1 O+ x$ k" u J' ]" C# [' [ - display: block;
$ L7 q3 x1 z7 U- _2 P" j - opacity: 1;' j- ~( x3 A' y3 S2 }7 j
- }
& v6 h1 n! t! Z4 C, J; z - .dropdown-trigger {
2 A, t, y. i2 F; T/ Y - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {1 `- m1 c- Q J9 B" N- c
- display: block;
& W5 y3 l0 @- }& S; I0 m" f - opacity: 1;
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- .dropdown-trigger::after {
$ R# E# f2 ^0 I/ H. B, _" y - content: "›";/ @+ ^# m2 q; Z0 z( v7 W$ W4 s* X
- position: absolute;. J# r3 b' w5 E0 Z( G: y4 _% ~8 ?
- color: #ED3E44;) y0 V; g) W8 a# j5 X
- font-size: 24px;% o3 b# R6 K& n+ @
- font-weight: bold;0 o/ W2 g4 o. b4 a1 H$ O
- -webkit-transform: rotate(90deg);; s- e' l$ s- ~- }
- transform: rotate(90deg);
- z1 D& p$ r$ d3 D1 B - top: -5px;" r9 F) U) L) m |% R6 }
- right: -15px;) r: ~) E$ x; q! n `0 J
- }% {: w9 f" l0 ?4 B: I+ |0 @
- .dropdown-menu {
$ u" P5 i: Z7 E$ z - background-color: #ED3E44;
; o1 m+ u% R: B0 X - display: inline-block;
. ~+ ?! D" @/ `4 n# c. n. n - text-align: right;. v% |" L. c: r$ H
- position: absolute;' _, ^8 b' X9 a. z1 K
- top: 2.5rem;- V5 G! y$ L, i
- right: -10px;
) x; q0 v: p/ C" E: l - display: none;
' ]3 B: {5 \" v9 E: x" k9 K ~ - opacity: 0;
6 [3 S% n2 d. N7 {$ P _& J - -webkit-transition: opacity 0.5s ease;
; `4 ]3 k5 G8 W' Z* B - transition: opacity 0.5s ease;/ q3 _# u) U. M) N% w1 H" Y
- width: 160px;
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- .dropdown-menu a {+ Y0 z1 y+ A/ o8 g7 k
- color: #fff;4 G$ f% l# I: t6 B
- }
. f- R" x: [9 w w: O9 N - .dropdown-menu-item {
2 q8 X7 P1 H) \% U - cursor: pointer;/ P- G2 q7 R6 R/ R* X
- padding: 1em;
/ Z n) v6 S0 q2 }- v6 _9 k; h - text-align: center;5 F, Z0 g3 _& a3 k7 [
- }
! f2 q6 e* r2 Y8 @ r - .dropdown-menu-item:hover {
" h* @# Z2 D$ h9 i$ h; M - background-color: #eb272d;
5 u" z/ A7 o$ @3 S - }
复制代码 1 {- D: ]5 l$ e, e7 E6 m' ~% ?+ B
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 J; |' c5 b$ E3 [
- <!-- Checkbox toggle -->' j1 k$ S5 Y" t, k
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: L' i3 M3 O+ {: ~
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% x1 u* i0 i7 F6 a4 t
- <!-- Content to toggle from www.mfbuluo.com-->
4 m+ d1 ]$ o4 O0 H9 u" b - <div role="toggle" class="toggle-content">3 J0 n% r3 H3 v7 N. q
- BA-NA-NA-NA!: F( V/ @. R- [6 K: c2 O4 b
- </div>) e8 j: P/ B3 O, P3 v
- </div>
复制代码CSS代码内容如下: - .toggle {! d0 f! ~4 V% d) f
- margin: 0 auto;7 _( S" ]' ^- D ]( O: i$ o% Q+ @
- max-width: 400px;
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- .toggle-label {
4 e5 D4 B8 C6 T. z - font-size: 16px;
3 v7 c% `4 O1 c - background: #fff;, b: O: x/ y. K4 P: l4 w
- padding: 1em;
* j( Z6 Y ?. K$ ?- G1 L- B - cursor: pointer;) N5 X: [' M1 ?: l8 g
- display: block;
; X( }$ h! E- [+ E0 @: {1 w: [1 t - margin: 0 auto 1em;0 l2 }+ u9 B# \' `! ]' F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! K4 s, Q7 b4 }$ r4 V
- border-radius: 4px;
* f; E$ a% Y3 U( c - }, M' ~: o7 ^, a+ }) v# W; d
- .toggle-label:after {) h4 F2 i6 X* z+ w- R! A0 H$ S
- color: #ED3E44;9 K8 O. C- D- Z* E: S6 l, s
- content: "+";8 N J* _! |3 F9 q. B0 k* R4 o2 I
- float: right;
! M) S: Y: T e* g" ^ - font-weight: bold;
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- .toggle-content {
/ C/ k5 S& k' M( O0 g/ @+ E" K - color: #B0B3C2;
( G) f1 |3 `4 Z# O7 E0 Y1 u' o - font-family: monospace;5 g6 S8 M: u9 V6 [. ^# q# j! J' O
- font-size: 16px;* ~0 x% J9 T1 q+ \
- margin-bottom: 1.5em;
9 o7 ~3 t, }) D2 I2 K - padding: 1em;
# w- p$ `; c7 R4 h3 ~% j: `' V: Z - }
, d/ w: w5 U V% X5 M# O - .toggle-input {. A4 j# F8 g l4 ], S
- display: none;; y% d }+ c0 A
- }6 m4 B( F7 p' X4 P* v
- .toggle-input:not(checked) ~ .toggle-content {
* U9 }" B; d5 [# s- T+ C! W* c* | - display: none;
% m( s% v( u& _; r- k - }
: ~- b1 M' n. X! ] - .toggle-input:checked ~ .toggle-content {' v" Y% l$ i) Y- m, ]
- display: block;
% z: ^8 S; o9 t - }
4 |5 C8 U, g# T& l - .toggle-input:checked ~ .toggle-label:after {' p t7 p- l/ i( O6 T4 n
- content: "-";
$ ^% f: a" d4 A( [6 O - }
复制代码
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