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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!">
! o* U+ h3 j9 v4 ^2 m3 `1 I5 s, w( c - Label for your tooltip6 q5 Y3 q+ ~* W8 L5 w) m7 U* m
- </span>
复制代码CSS代码: - .tooltip-toggle {! |: N7 q. H. a
- cursor: pointer;
/ N. A" j; K- ~7 w8 s$ j6 t - position: relative;
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- .tooltip-toggle svg {
6 _. l+ b1 R' ?* ~/ Z - height: 18px;
% P s' n0 n( A8 r - width: 18px;
0 U5 ^1 t: m2 J4 J- r3 ^ - padding-right: 0.5rem;
/ B$ S0 {8 \0 Q' N' H# ] - }
! R2 \* [: Z5 |( g - .tooltip-toggle::before {! g3 ]# v+ O" o; x# Z4 E; e
- position: absolute;
' m. t4 N+ m+ E" z: F. j% f - top: -80px;
* P% s( k9 b/ N0 \ - left: -80px; X! n: E- h, {0 p! ?5 l. J. v
- background-color: #2B222A;0 y" N; r9 \9 H! f
- border-radius: 5px;
( F. g. N0 f7 M7 D: W - color: #fff;
; F6 q2 p0 z. O. y) M6 \+ T% B6 L! @ - content: attr(data-tooltip);
% t( i7 M3 m6 H( } - padding: 1rem;# b6 q/ u. s/ g6 I
- text-transform: none;
, ]) R' L; E! U9 s - -webkit-transition: all 0.5s ease;( T6 `9 f% X- `) L" q& |5 n9 a
- transition: all 0.5s ease;0 e/ V( n; o; i( _" f, f) P! p
- width: 160px;1 }" _8 q9 X; [3 l* {: b6 B5 q
- }
. P$ k& p( N+ W$ `3 J - .tooltip-toggle::after {7 s' X5 S- I' P! \
- position: absolute; o; ~1 Z2 E! r7 r
- top: -12px;/ x( X6 i( k8 Y/ f
- left: 9px;1 ^' s& x4 G* U3 Q6 O
- border-left: 5px solid transparent;. b2 E8 F$ N/ l d5 O: q/ ~9 `
- border-right: 5px solid transparent;5 w8 _2 Y9 A+ |
- border-top: 5px solid #2B222A;3 D6 R( I: t! l; f/ I& Y6 x
- content: " ";- y" o" N' |; }
- font-size: 0;
" N" s& i7 V& _0 i5 b - line-height: 0;
* ? X, ?3 x' o' `* T - margin-left: -5px;8 t0 E9 k0 w. N" [# ^% V
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
; R2 Q% ]' ^4 [6 A4 c+ F) z2 ] - color: #efefef;6 G3 s' p, I! x. r8 U
- font-family: monospace;
& f" J7 i7 p: n1 H0 g6 }! V+ }4 g - font-size: 16px;. K* Z+ y" P3 D' E
- opacity: 0;
8 b+ O1 o% [: ^. }, M3 a' V - pointer-events: none;$ |. C* X. q+ k, I- c
- text-align: center;" t# H( V. l& | X/ v
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( V, Y1 M0 p! L- Z Y - opacity: 1;
6 K6 Y4 M( @6 a: B# g - -webkit-transition: all 0.75s ease;6 e" R. k% N2 |7 y, I7 e( B
- transition: all 0.75s ease;0 j5 Q x& u: B: H: Y
- }
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">3 a9 q" V* O8 G' Q9 G2 D: d) E
- <ul class="nav-items"> u/ R H: M$ ^; o
- <!-- Navigation -->
, B$ p" O7 W4 J - <li class="nav-item"><a href="#">Home</a></li>9 Z# e9 q/ @& `* D, ?! W+ g7 p# t
- <li class="nav-item"><a href="#">About</a></li>
1 L* H3 l! l3 o6 h - <li class="nav-item"><a href="#">Contact</a></li>; k C, G* D9 g) v
- <!-- Dropdown menu -->0 a) c8 f1 J" d; l2 m9 q% S R9 o( j
- <li class="nav-item nav-item-dropdown">
- [9 n2 K, e r+ j - <a class="dropdown-trigger" href="#">Settings</a>. M( I% A6 M6 l+ q2 S+ o6 |
- <ul class="dropdown-menu">
% c. o+ K, N, `- `, W - <li class="dropdown-menu-item">
, x! G% s; n8 {7 }+ z% E0 ^ - <a href="#">Dropdown Item 1</a>
+ x. ]& K. ^; s) o, z( x - </li>* I+ q" J" w( b' i
- <li class="dropdown-menu-item">1 H& K$ z( y" y I
- <a href="#">Dropdown Item 2</a>
/ t: g# O) M6 b% m2 z - </li>* `' F- f. o" n9 Y
- <li class="dropdown-menu-item">& c4 d9 r% j2 t. @9 H4 a, o+ \
- <a href="#">Dropdown Item 3</a>1 J# M m- w( f3 A9 |! J
- </li>
h* O+ [! k9 K, C - </ul>- d( v: d$ _# m0 ]% c4 @
- </li>
0 H2 L# [( t: V* o9 V; l - </ul>6 K3 ^* b3 \" q- Q, G2 E
- </div>
复制代码对应的CSS代码如下: - .nav-container {
3 ?) k6 k! e( @" w/ W% I! n - background-color: #fff;/ H( J8 @6 \/ L- t
- border-radius: 4px;7 U2 z1 Y; s1 U% ?( [7 i, S
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 C! |% n9 C/ J: k2 r* `! u! F
- padding: 1em;0 V0 @0 b) k; g" {, t8 V- C7 D
- border: 1px solid #eee;0 L Z1 O% I- Y/ \/ Z, `3 [
- display: block;
' _7 l& N& K4 n3 y- l) ` S - max-width: 400px;
g" A; v7 W7 D2 ?2 Y9 T4 u, o - margin: 0 auto;
0 `' G& E0 B2 U# R; S - text-align: center;
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5 h2 I8 H( m3 x2 A - ul,
. X2 X n2 R Z( q- ?9 l - li {
3 X: k i, i& E/ s' x+ g$ I9 H( C- K - list-style: none;
6 h5 R2 w# {% P% M& ^) b- T$ G: i - -webkit-padding-start: 0;
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' r" n, j$ }. i+ V - a {
' U1 ~) q4 {' Z: u( E8 { - text-decoration: none;* a. c9 A7 ]4 K( G! v& }
- color: #ED3E44;; p* `- X$ u% A* D0 e
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- .nav-item {4 k$ F! s! X7 O& g6 f# o+ g
- padding: 1em;
# N% t! `' Z: M - display: inline;
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8 o+ S1 y8 |( L% I- M - .nav-item-dropdown {
9 U6 G. X, q& q' W - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {: h& H3 o J# k6 q+ s, w
- display: block;
0 e' {' v8 |3 n" D# ? - opacity: 1;
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- .dropdown-trigger {1 a& |, X+ A/ W* B
- position: relative;
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# \5 ^8 g) C) t5 X! x& I; J i' g - .dropdown-trigger:focus + .dropdown-menu {
. n8 o! q. h. B% f, P, y0 { - display: block;% w/ N1 X$ i4 D1 B
- opacity: 1;
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6 `' C9 E1 \3 S) c! r - .dropdown-trigger::after {4 a- q/ H2 y8 z
- content: "›";* w$ h/ x- L& Q0 R
- position: absolute;; `/ p& Q2 i6 g0 J$ S! q- L6 ]
- color: #ED3E44;1 ]+ J6 t. J) v z+ s
- font-size: 24px;- ^/ S6 T1 V4 l+ @- _9 B
- font-weight: bold;5 J3 i7 y: m3 J O0 }& C
- -webkit-transform: rotate(90deg);, G# U0 M3 v7 I( \$ e+ v) N
- transform: rotate(90deg);) \' o: p( Q! t% e% X& d
- top: -5px;
! {1 W* @3 a/ t7 y$ { - right: -15px;
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- .dropdown-menu {
. s7 r+ ?4 F& d' W - background-color: #ED3E44;: L7 |5 B- `' t6 a1 q; b
- display: inline-block;
$ \6 U/ L6 g2 t9 v; {) a W9 { - text-align: right;' h; f% J k: r2 V& ^
- position: absolute;
7 s, C% p) I7 L/ y6 v& m5 E - top: 2.5rem;
6 [$ y' ?7 ~/ W( s( q9 U - right: -10px;
8 @. a$ z' X& S( k J ]# I - display: none;
" x: L: @; s* ~+ A/ ? - opacity: 0;
& O; x0 i4 H$ f/ m" B4 K$ K s/ v - -webkit-transition: opacity 0.5s ease;
1 v/ A- [5 J% B" D1 s1 W - transition: opacity 0.5s ease;$ N, E9 V0 ]5 ` G8 F' u) t
- width: 160px;$ Z. u6 Y3 V; m' K$ R
- }) O# O# ^3 b: g; ?
- .dropdown-menu a {5 L' @6 z$ ~0 t: u
- color: #fff;
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- .dropdown-menu-item {
) {6 ?. M. L# q) R0 F) m* { - cursor: pointer;* d5 p( c+ G) v1 T5 x! l& J
- padding: 1em;
1 i8 }4 L7 r Y$ F - text-align: center;
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' Z, X$ A" Q: z5 E, E - .dropdown-menu-item:hover {
7 A' o0 o' u: n' Z. j - background-color: #eb272d;: T, _. U! E3 p8 `- \
- }
复制代码
9 B% I' l' i \4 j! V" ?- [, `+ V2 m可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 u! k o3 R5 |1 v, R+ r- d# ]: [ - <!-- Checkbox toggle -->
& G: U: a" m1 o# Z& A - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 {3 O$ q+ Y0 y0 u% w; l
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>: j! B9 i% m; ]. n7 x
- <!-- Content to toggle from www.mfbuluo.com-->! ^9 l$ E9 a _, ^) B# g: L5 J- M3 ^
- <div role="toggle" class="toggle-content">; d$ e" r" z- D! Q
- BA-NA-NA-NA!
5 q" j! C1 }1 O. k$ t7 U4 Y - </div>1 w* i. u# @2 p5 z* j0 P
- </div>
复制代码CSS代码内容如下: - .toggle {
9 J2 O3 t$ _, `* [6 @ - margin: 0 auto;
( s' @: W, o: ] q' s4 a - max-width: 400px;
2 J+ l$ g z. t# e! j; P. y" t - }
3 T! d, X5 o& @9 _$ i2 ^7 \1 b; n - .toggle-label {; U8 D; K& O; H7 A( s& K
- font-size: 16px;
. ^$ j* S9 m" t+ R3 q - background: #fff;
4 J! ?4 T/ Q7 l- }& Z! g - padding: 1em;
0 E. k. y. C+ Q6 o0 `, X6 E - cursor: pointer;
% H6 A4 U1 h) w" t% y# J - display: block;: i- S5 Q' B6 ]& w/ r$ c
- margin: 0 auto 1em;
1 h# K. a" y( U- b: P - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% j, Q2 r3 D) }' s) ^, i - border-radius: 4px;
; i) w, H1 a1 Q+ @0 v# C - }
5 V- Z1 z* v. A' s - .toggle-label:after {
$ k* T0 T: D. L* U+ j( G - color: #ED3E44;
- o4 C3 R+ ~% l3 z- c& w* b. a; N - content: "+";, n! D. Z* A2 S* c# |. @
- float: right;! z4 \& O8 x; [4 B! T" v6 G2 |
- font-weight: bold;) F5 A# a8 o3 {$ y2 {
- }
% D" c) ~6 U: H9 y' g - .toggle-content {6 c2 K7 B5 n5 _8 `6 o0 x
- color: #B0B3C2;9 d' [+ z R M: y5 n6 x: T8 _
- font-family: monospace;
- x; d# U7 v' q% x0 ?0 a - font-size: 16px;
! k! F9 w- Y- v6 }7 ]( C8 ]$ d - margin-bottom: 1.5em;$ V. D, y V; t. |0 }/ x9 U7 \
- padding: 1em;. R: u: [0 m% d; a. a
- }
% }( j3 C6 l& v* A: w- g - .toggle-input {1 X& f0 \$ Z' h2 M+ {" o8 x
- display: none;+ S1 u' T- c Y2 Y$ s4 E0 a% U
- }
4 v" T/ g. B4 k9 U) v - .toggle-input:not(checked) ~ .toggle-content {( Z3 t% t. L2 D$ v; Q$ |
- display: none;
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- .toggle-input:checked ~ .toggle-content { F9 Z2 s4 R0 N/ r1 R; t9 ~, x
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {3 e1 r8 \2 m$ n
- content: "-";
) {! W% A% y' j - }
复制代码 3 ~" V$ ?+ J- V4 a; h/ }; P; u
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