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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!">, c; ~$ z( ?: a
- Label for your tooltip+ I: _* }, A+ c, }0 {0 \% _
- </span>
复制代码CSS代码: - .tooltip-toggle {# a; ]- m+ c7 H
- cursor: pointer;& n' x, j! j: H. e7 I" z! X
- position: relative;
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' I* B o( [2 x# v - .tooltip-toggle svg {: K( u, Y1 M+ J
- height: 18px;6 {' x* M- a- E: {4 u
- width: 18px;
" q( u, l/ e! ^# J - padding-right: 0.5rem;
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- .tooltip-toggle::before { W% L7 t9 A i5 C+ A- b( p' h
- position: absolute;. |/ p- F- @ ]+ p+ \
- top: -80px;
' P* k( a# v# a( E - left: -80px;2 L7 J7 W: H! i$ U& j3 g2 c# S
- background-color: #2B222A;( c/ ?# ]; Y: }: K
- border-radius: 5px;5 ?% w& Y) Z1 ?* z+ t. v9 O7 ]
- color: #fff;
) Y9 J# t$ `$ }6 c6 A& r( c/ F - content: attr(data-tooltip);
6 b9 b. H1 E5 d - padding: 1rem;5 i+ M9 K5 W2 B# n" w
- text-transform: none;
" T2 \" L7 z5 p1 T - -webkit-transition: all 0.5s ease;" O* b7 k4 N" ~6 E$ U0 ~" m
- transition: all 0.5s ease;: Q6 ^% G6 H; h
- width: 160px;( f6 ~0 u! `' H8 o6 e
- }
% d' j _' ^2 H9 K- M5 b. ~: g - .tooltip-toggle::after {: S( T' c6 R' I Y* N
- position: absolute;
& C! K" p8 }, K5 d - top: -12px;9 c5 s4 \% f5 W5 W- w5 Q
- left: 9px;
8 M# p% |9 U/ X. y - border-left: 5px solid transparent;
" L. {! U$ n, [4 R* ]7 A - border-right: 5px solid transparent;
% f y( T/ A4 W# O8 \ - border-top: 5px solid #2B222A;; f7 d0 y7 l$ w( q
- content: " ";
* L8 S: I5 s3 _+ Y7 W3 m3 W - font-size: 0;
9 c5 M0 G8 q+ J8 e5 P# \9 m - line-height: 0;
; U" ]5 Q7 Z3 Q( A. o - margin-left: -5px;% q! U) L5 R- q8 r1 _# s
- width: 0; y! q) h6 }+ L
- }
, Y- t9 @9 j9 L3 r* v& A, i - .tooltip-toggle::before, .tooltip-toggle::after {! X, q- q8 }6 E# g0 f
- color: #efefef;+ g9 k1 v2 [. Z2 V
- font-family: monospace;
5 [9 V3 z/ S* p# m" W% P% L - font-size: 16px;( O, t% A3 t4 r8 V6 o8 R
- opacity: 0;
' m* n2 ^, D! X9 \; Q; m3 J& I - pointer-events: none;6 I/ S6 M! N2 ~* U
- text-align: center;
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+ m% K& g+ h- z - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# K6 Q# b8 Z* y$ T0 U7 G
- opacity: 1;
' K2 v( ] d" z; } - -webkit-transition: all 0.75s ease;
% x& i# _, L: A/ U \( V2 e# O - transition: all 0.75s ease;: n8 Z3 U6 S9 O- 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">
' D( q4 \+ E, H* n0 O5 ^* o - <ul class="nav-items">
9 L2 q. n# L5 y- q - <!-- Navigation -->" U' H2 I& e% n1 H* c2 J" j$ ~4 W( X
- <li class="nav-item"><a href="#">Home</a></li>
9 s+ v. E# u/ K, \: ] - <li class="nav-item"><a href="#">About</a></li>8 L; P! l; s& W0 a, K7 A
- <li class="nav-item"><a href="#">Contact</a></li>& C. r0 z: t2 B R1 [! V8 I
- <!-- Dropdown menu -->$ t( L* h3 n. C" P) K/ W. N9 v
- <li class="nav-item nav-item-dropdown">" C$ ^/ V) F A+ A" O2 ~! }
- <a class="dropdown-trigger" href="#">Settings</a>( t6 n# `5 O T$ m3 w
- <ul class="dropdown-menu">. A2 x6 \% o9 L9 \- b
- <li class="dropdown-menu-item">9 w& P* i6 V9 R1 [& X4 R. v/ H6 Y" A
- <a href="#">Dropdown Item 1</a>; g- o# \7 G) q: X0 c
- </li>
4 J3 Y8 e" d% T: u* W, P" g, F+ w9 N - <li class="dropdown-menu-item">
3 \1 T; q: o$ N1 H; A - <a href="#">Dropdown Item 2</a>% h2 t0 W3 ^6 c- z' ~$ {0 e
- </li>& D6 ?5 H. x3 c# Q
- <li class="dropdown-menu-item"># Q3 t( {! @4 M6 l' T9 E: S9 ~7 f8 l* \, x
- <a href="#">Dropdown Item 3</a>& \! u# w/ ^8 a4 [
- </li>
5 k6 Q/ f b( Y* D8 s" t1 _7 d - </ul>
$ Z( c% o6 {) L; B+ ~9 Z- J - </li>
t' C, y; |# D/ _; B - </ul>
% i( y, P/ U( i: i' Q/ G9 b - </div>
复制代码对应的CSS代码如下: - .nav-container { q( b' x$ i( i! t1 W
- background-color: #fff;
' M4 l5 d8 g5 N) F( _ - border-radius: 4px;" H2 S; u. f- i" W' u8 y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) ~$ y: g" t. y: Q0 d: J
- padding: 1em;/ W7 X6 g" L9 p* d% a7 L7 v7 [
- border: 1px solid #eee; U" {7 b& a( M. K# [
- display: block;
) L; k. S, S3 {: Z' f# v! ~ - max-width: 400px;
. f# l7 ^3 m F - margin: 0 auto; |4 c2 m [ r
- text-align: center;
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- li {
( g/ j% g. e& C; z: y - list-style: none;
$ [5 e$ s2 F# d4 x3 s - -webkit-padding-start: 0;
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- a {
8 `" B9 O, \0 u8 j% z, e - text-decoration: none;3 T, P, F; O# ]' L4 N5 _5 u
- color: #ED3E44;
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- .nav-item {; k( j* s+ X- y2 j
- padding: 1em;
' @& E e7 o7 q5 q& e0 O - display: inline;
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- .nav-item-dropdown {" {1 F/ m$ \5 p. y. S s( I
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {. F5 N5 b! Z( p: v/ E% O6 H
- display: block;
& O+ [- j( y+ ~6 W - opacity: 1;
/ v9 q' r5 N" B* y - }
1 S+ P+ C' y H# j* Y& O - .dropdown-trigger {# C- `$ j+ c# @5 j2 i0 d- Q
- position: relative;
. \! @5 u4 p3 S! i0 `6 W - }
: d7 S3 E( n9 K" l. t0 l. T6 O - .dropdown-trigger:focus + .dropdown-menu {
1 e, I7 m& I/ Q/ c* W+ ~' } - display: block;! s! R& V5 M4 `$ _2 l2 r
- opacity: 1;/ ?, [' z) ~% \* e
- }
( U& a% e" `9 r - .dropdown-trigger::after {
2 L: m& |, f5 @, v - content: "›";
( D$ x9 L8 v$ t9 r2 ` - position: absolute;6 Z% V/ I/ v! d5 r$ L
- color: #ED3E44;
; a6 A4 k" z9 H2 U - font-size: 24px;
* a5 _ J! j! a) Z0 H - font-weight: bold;. q! O& D! o$ v' C3 o1 j
- -webkit-transform: rotate(90deg);
Q( S$ a$ t/ c2 b. d. j - transform: rotate(90deg);; j1 Q; C l7 f- g: Y5 D' r
- top: -5px;0 \4 {/ P& J3 Z+ T- I( y: W
- right: -15px;
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- .dropdown-menu {
2 K; K5 v# }6 ^% W3 [ - background-color: #ED3E44;
. S# X) Q. m m3 G: [# R2 d) n - display: inline-block;3 I/ o) J& J$ Y& k2 Q# C6 c# `0 {# r
- text-align: right;8 S: _4 F& u7 C
- position: absolute;
- p1 E- I; I" X) @2 C# L4 ~ - top: 2.5rem;# L& E8 Q2 u0 V" x5 ]
- right: -10px;
3 o( L z+ B1 t) C - display: none;( N% Z9 F% L4 V1 W% }1 H
- opacity: 0;: x, y2 U, l, I: Z6 N; r% [
- -webkit-transition: opacity 0.5s ease;
2 @3 A0 H) X) G+ S - transition: opacity 0.5s ease;. f# `' d3 i, g7 H" y0 P3 e
- width: 160px;
$ [9 y8 \- [( D+ _% H; s* T* W% [ - }
7 C% A# Y% |# N' q5 ]# t: Z - .dropdown-menu a {
! t" q+ |" n$ f8 g - color: #fff;
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- .dropdown-menu-item {9 g$ w( W! N0 f5 d+ X
- cursor: pointer;5 s V8 l- w8 ^: e. u9 _; _# d
- padding: 1em;
: g, R: \" G+ z: R0 e& _ - text-align: center;6 I0 S0 R) P. o. ?8 S1 C) i3 ] a
- }3 l0 H+ \% s% s3 Q0 X: Z
- .dropdown-menu-item:hover {
: K1 A ~( A* V/ Q" H/ k - background-color: #eb272d;0 q# ^1 @4 Z" ~8 e3 |* y2 _
- }
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# @8 _' i' R9 f1 N/ u可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ E7 D* C, F; r# p/ V U) M6 f* Q - <!-- Checkbox toggle -->* E' R- Z$ p/ b: K! A2 @
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
: z; Z) Y' K% F6 f, c5 ~ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 F! b5 u' R( [9 D$ H% g) e - <!-- Content to toggle from www.mfbuluo.com-->
+ \; L; P* y6 h; @: p3 ^ - <div role="toggle" class="toggle-content">& E& O) h. m+ Q! y% V
- BA-NA-NA-NA!. X: F* @* k/ |* ^ w
- </div>
: D- K& Y: X4 a2 E - </div>
复制代码CSS代码内容如下: - .toggle {
8 C, L; v$ v, O( J - margin: 0 auto;
( |4 X: Q* E1 A0 k - max-width: 400px;
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- .toggle-label {) x$ P: @8 V: E {+ F
- font-size: 16px;
% B2 h) u1 Y5 } d. s* Z. N: t - background: #fff;3 O7 D# w' y! I
- padding: 1em;2 p: `& [* g# }2 N' P- K2 k+ D
- cursor: pointer;* A& y$ \6 O6 ^" q+ c5 P) R$ r4 ~
- display: block;8 L& I8 B1 a! q6 E0 y
- margin: 0 auto 1em;
' f- r5 U" \2 D0 V/ I2 \# W5 ?# ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* Q6 N& m! K+ Y - border-radius: 4px;
- B$ s) m8 h1 l4 N - }8 i: e% a- N* D3 [8 V( b* {
- .toggle-label:after {
2 X/ b* _( e' C. B - color: #ED3E44;
# h: ]! Z1 B# {8 G - content: "+";
' ^5 o+ U1 O. z+ [1 _& V - float: right;4 l" {) Y# f8 P; K) n2 n
- font-weight: bold;
. u( u. s4 C Z3 l$ o$ E - }
b! O( {6 K+ k: ~' A) x# D: P# z - .toggle-content {5 G, e- H: M- ^$ H7 ~
- color: #B0B3C2;' o3 K. ^. s `
- font-family: monospace;
) ~4 |" U b7 {9 @* c" e/ x' p - font-size: 16px;3 a d- b3 Y6 ^3 N
- margin-bottom: 1.5em;
% \+ J, C( [% I+ i - padding: 1em;. P! S* w Q8 M3 o% i# i
- }
0 P0 B6 c4 P& P( k' v7 D1 ~ - .toggle-input {! j* B0 p4 g: ^* W' h
- display: none;" J: P* C/ A& l' P) ?
- }: Z- e2 M- z6 `$ _. o' r" s# i
- .toggle-input:not(checked) ~ .toggle-content {
4 h0 T1 n" U. r4 `) S# X - display: none;) B4 K* Q3 z& A. }( I
- }
2 N* Z1 V* N5 I2 g' O4 @ - .toggle-input:checked ~ .toggle-content {
% @/ W: `- P$ }* k - display: block;& `+ L e3 h( V3 l$ w
- }, s- w: ?; n+ z! Y) L
- .toggle-input:checked ~ .toggle-label:after {/ p' b! ~/ m3 R$ k1 i2 n
- content: "-";
/ O# R0 b% V6 m - }
复制代码
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