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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& N* M$ G* a - Label for your tooltip
+ M# }8 O8 `+ }* y' U c/ l - </span>
复制代码CSS代码: - .tooltip-toggle {
8 D f) w; y% n" B/ H, o - cursor: pointer;: o4 x/ r0 N. W& V% [
- position: relative;: J2 O: ^! Q* U3 F
- }6 q4 d# _* U8 p% E
- .tooltip-toggle svg {
' H3 h* b; ?; \" M# x7 A. I - height: 18px;
|1 _, N0 X' |% R+ ]+ t0 ? - width: 18px;4 i' {# A5 Y4 n3 p
- padding-right: 0.5rem;
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# i3 l6 W# ? C4 A) U - .tooltip-toggle::before {
( Z A+ f2 }* X# Z; @+ s - position: absolute;6 ~# R, T& ]& ?% \. w6 M L
- top: -80px;
6 M# q7 A3 L; d3 A" a. A - left: -80px;
3 k: A) m5 h3 f. p# {( b& j- X0 m! @ - background-color: #2B222A;" ~2 `1 F! G, D# H+ b
- border-radius: 5px;
" r( [3 q* E V9 T: T - color: #fff;) _6 p$ E7 e3 X" W, f9 [
- content: attr(data-tooltip);! _! S& \% H; _
- padding: 1rem;
& V# E- d- T: N X: X8 v: T! l& N% ? - text-transform: none;# C5 ]- L; X1 J3 |/ o$ v+ M: V
- -webkit-transition: all 0.5s ease;( p, K. r- h1 ?5 s
- transition: all 0.5s ease;
) _7 T7 _1 A/ m- I1 a2 w - width: 160px;
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* d: S0 }: j2 }- M0 k( d2 I - .tooltip-toggle::after {
0 H) _* s0 F$ p8 b5 s) Z - position: absolute;
0 ~/ \( e# r- Z( ? - top: -12px;) I5 t, S2 I, {9 p$ j
- left: 9px;6 |1 d2 e, F/ B+ T$ [8 ]- P
- border-left: 5px solid transparent;
7 H0 | r5 k" S" ^, ~4 o - border-right: 5px solid transparent;
) X; i! w' a4 Y( s* C$ H# p - border-top: 5px solid #2B222A;
, l W5 R* u4 F& O - content: " ";& k, p0 y g6 @ B: r: x2 U
- font-size: 0;
, y: I4 k' A7 G% P: u! c, I9 L7 N - line-height: 0;- [4 {+ ^4 n6 z7 {, e1 E7 o
- margin-left: -5px;
* p8 Z( [0 c+ e2 D- ~0 F- W - width: 0;3 f; r7 Q9 _, k; K F
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- .tooltip-toggle::before, .tooltip-toggle::after {
9 N6 w3 R: O$ D& z8 e% p - color: #efefef;+ r% O/ ~8 q( X' E! j5 I+ w
- font-family: monospace;
2 p5 \) ~& G: Z. Q6 e x- q - font-size: 16px;
0 W; u% c( a! {$ l - opacity: 0;
# D3 S$ }* {; B2 L6 P* k - pointer-events: none;( h1 A9 L4 Z( H' U) A0 V# {
- text-align: center;6 g2 ?4 e. H. l7 e
- }
1 }6 G6 I: w8 t& q r3 z2 ] - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {' K0 a: W1 ]; a+ F' ~; s& g
- opacity: 1;
+ S* { c4 k: t - -webkit-transition: all 0.75s ease;
7 H2 g2 `: d5 o% X - transition: all 0.75s ease;
+ {7 J1 Z. J1 ~9 D" [% r - }
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">+ L" Q4 ^# u. u/ l6 }- }+ Y' D
- <ul class="nav-items">$ d( X# }. J( v- B8 {
- <!-- Navigation -->
: D) v \- P) o - <li class="nav-item"><a href="#">Home</a></li>/ ]. B" @8 e$ \8 N" M
- <li class="nav-item"><a href="#">About</a></li>
. b1 M/ C B4 R8 I# v! Q& g( j7 r& c - <li class="nav-item"><a href="#">Contact</a></li>! C: n4 W2 w1 S4 t$ T8 N4 G! s2 U
- <!-- Dropdown menu -->
' o9 s- C: e. {5 L - <li class="nav-item nav-item-dropdown">
. e# J# J1 J% j0 m - <a class="dropdown-trigger" href="#">Settings</a>
" T7 x3 M- y! h8 U6 J" c4 e - <ul class="dropdown-menu">
7 d3 L: U) X+ f: N* _! ^! f ? l - <li class="dropdown-menu-item">
! e( N$ |! W) r j - <a href="#">Dropdown Item 1</a>
; @3 [! G7 y E+ |( j - </li>
( Y7 g/ n, n# |2 K) B - <li class="dropdown-menu-item">
9 l2 P- G5 P: S l) q3 a1 k - <a href="#">Dropdown Item 2</a>
! f# M7 b9 E6 D6 [" @ - </li>
- b+ ~1 c1 R& |9 l( T - <li class="dropdown-menu-item">, v% z+ x, q* \
- <a href="#">Dropdown Item 3</a>
) `6 w; o6 C Z' i2 ]% |6 T3 ^ - </li>5 ]# f- g) r; ]3 z- l. H& \
- </ul>& F, w3 R$ O6 C9 J9 f+ [0 M) e1 {
- </li>! \* Y" `3 d7 a3 U
- </ul>
; ]' _5 a. E$ R1 P- W- w3 g - </div>
复制代码对应的CSS代码如下: - .nav-container {
: b9 Q% U. t1 p8 V/ X( h7 Q+ c - background-color: #fff;; b2 P) Q% D+ i) w2 W6 O
- border-radius: 4px;
# I# v) M1 Y# Z. ]$ i0 J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. O, |* c9 I0 t& r/ e* f X$ n
- padding: 1em;- N1 u) s/ \8 O) n* A$ o5 m
- border: 1px solid #eee;
, ]' v' H c) | - display: block;
2 ~. f" ?; N+ S$ X0 U6 @ - max-width: 400px;
# c' @ Q4 y3 l0 W2 j - margin: 0 auto;, w( O# Y1 z/ h B
- text-align: center;, Y5 W( [/ f2 v4 r0 ?
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- ul,
. {# x9 r6 c( q2 C1 j - li {
5 o F. }) H3 s1 Q - list-style: none;
* S! C+ a0 Y' l0 [* T0 ~ - -webkit-padding-start: 0;
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- a {
e: c6 K% {7 |4 r( n6 u - text-decoration: none;. i: E& R- f; {6 n4 G" H5 ], G8 {4 C# f
- color: #ED3E44;
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- .nav-item {+ c6 A- \5 h5 L1 l5 | C
- padding: 1em;# s/ e# `8 m! h7 W5 {5 t! i# B9 i
- display: inline;
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6 N$ \8 P6 }- F - .nav-item-dropdown {2 m R6 Z) h3 b8 [
- position: relative;
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- [# y, x! Z" e6 ~5 z& q - .nav-item-dropdown:hover > .dropdown-menu {) G4 W3 l) d) O/ P- g& y
- display: block;. S1 c# {: A7 k V8 t# j8 p/ D6 `% g/ H
- opacity: 1;
/ a f$ D' s6 ]+ G+ R$ ~7 n3 v - }
$ X/ Z1 E) @: G# G - .dropdown-trigger {. c" A9 ]$ Q T6 r
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {" W8 O7 e% |! s9 d. P
- display: block;: t# ]6 Q6 j1 w/ q. u/ q. r
- opacity: 1;
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3 I7 Y+ b$ E) p4 a4 o" t( Z4 i1 Z - .dropdown-trigger::after {0 v1 I! Q: S$ w C! f7 T
- content: "›";
3 X- x+ ^# u% y3 j" F2 M - position: absolute; ?1 F I F/ X' ~3 |7 ^9 |
- color: #ED3E44;
4 j/ K! q, ~( Z8 S p - font-size: 24px;; T8 p# Y3 i, L2 @+ ~
- font-weight: bold;
/ i1 J' ~% B5 F4 s; Q - -webkit-transform: rotate(90deg);6 Q5 u0 l. U0 i9 }
- transform: rotate(90deg);3 L/ ?8 y3 j' `7 ?) s! h
- top: -5px;( \1 T% f" ~$ t8 _8 k' T j' @
- right: -15px;$ K: }6 R7 Y: _6 m$ P1 q* r/ ~1 g
- }+ z& U! e# L; y. K4 L. {) v! J
- .dropdown-menu {
) Y$ i; Q/ t' T1 j - background-color: #ED3E44;( o$ S3 u( |7 O' g, R! j
- display: inline-block;, z) J& [9 _. P
- text-align: right;) @- E/ S7 a0 S
- position: absolute;
6 o9 V$ v2 S6 b9 B' y, ?0 x) R - top: 2.5rem;8 E$ X& r3 w: g, ^$ _
- right: -10px;
! r5 g. w* W; V% \2 h; f* } - display: none;: d1 R/ A4 F9 [7 f! y1 m$ \3 h
- opacity: 0;
& V/ d- P9 a4 X% b; L, S& C' T - -webkit-transition: opacity 0.5s ease;
7 \; q! G% y/ i' I$ }: Y. ~! Q - transition: opacity 0.5s ease;: J6 [+ G2 T$ [, k2 A2 s% U
- width: 160px;
% E) O" b% T0 B# ~! r, ] - }
8 }' t: g, f8 x/ K1 h% K9 I2 Y5 | - .dropdown-menu a {8 W$ q: ?0 a7 H% q0 i& z" \+ n
- color: #fff;4 m3 m9 Q' l2 X8 `' x1 i8 a$ p
- }, Q6 M+ X6 t& g# v& Q& Z
- .dropdown-menu-item {% l+ w. a4 |0 ^" |+ F( s( Z
- cursor: pointer;
& |2 Y5 r* z' p0 r# h- X - padding: 1em;& i! V: [2 k+ F
- text-align: center;
, |. A! c9 i; V! T7 { - }
/ `; j7 K( u8 Y& J' y - .dropdown-menu-item:hover {/ F9 d, F9 P3 j- P3 O, c( c* ~% b
- background-color: #eb272d;
* E% U' @ L3 M) q y! R/ l1 I - }
复制代码
3 n" b& ~. h& D) o9 |! [) P8 _% l b) E4 W/ O可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( z7 g% o- ~4 N% c4 T8 L) @
- <!-- Checkbox toggle -->
& e3 k; E8 y: X" Z+ O. N5 {0 \( d - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 [& P5 Y; {. E - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: {0 B8 Z- Y) e$ b3 Z) w - <!-- Content to toggle from www.mfbuluo.com-->( ]* }2 m) D- O$ S/ P2 I
- <div role="toggle" class="toggle-content">
* ]: }, k4 L+ E1 ~8 ]* R! |# U - BA-NA-NA-NA!
3 C2 X b: G% g" R* D) k2 O6 n - </div>
( v! {, r) e, I& ^5 W( Z4 F: i - </div>
复制代码CSS代码内容如下: - .toggle {# i* F) g, c7 [$ v' j5 b+ p
- margin: 0 auto;
; [4 R( Y% d2 y, m5 g - max-width: 400px;5 K6 Y8 W. j/ y$ l' y
- }) M$ h$ L, @/ a- n( {. g
- .toggle-label {
. a. ?4 f9 _% C% a; \% q5 r/ w - font-size: 16px;
9 n7 n/ n7 X @" I+ |8 A; e6 r - background: #fff;
0 _# j: S) ]; {. }2 T9 ? - padding: 1em;" a( q' d9 A7 U+ d* a, d
- cursor: pointer;
1 Z9 b$ b6 I( N) m* V1 R - display: block;( w+ t! A# \- q6 L; [/ X) i
- margin: 0 auto 1em;) L' I) e; r5 k" }
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! N% G B' H$ I0 Q9 A - border-radius: 4px;
% j0 }# F3 V/ C* Z: T - }
) l, N5 [; a( D. E - .toggle-label:after {
: n! f5 l7 c% o4 x0 O+ W - color: #ED3E44;
! c7 a5 E- m1 ?% k- C( c% B# p5 s% A' Y - content: "+";
" [( |3 I0 z8 t - float: right;
4 u i$ t7 x/ J - font-weight: bold;
$ z. M% M* Q3 C' x N - }
$ n, P' V& I( M S; Q# s/ \ - .toggle-content {
5 V1 Z7 _# J& z0 T - color: #B0B3C2;
/ [: H6 ~: d- a' h' k - font-family: monospace;/ ~ e2 G0 _$ U! {6 i2 _, e- e: ?
- font-size: 16px;
3 i. F4 P' T* y+ |4 z% \+ Z) P - margin-bottom: 1.5em;, |8 A) W. k9 R* K" e" v. s
- padding: 1em;
6 V% p& a; R, r) h - }. `3 y$ ]( k5 A% b
- .toggle-input {/ C8 ^" d) w# v+ H3 p5 ~
- display: none;* t, U0 c% w9 U2 L
- }
7 p4 ~2 {4 f L- v0 \ c - .toggle-input:not(checked) ~ .toggle-content {
9 i' x4 F+ n) K - display: none;
: Z7 F8 K2 Q: g5 n7 Y - }7 u# F- ?, o1 N- Q
- .toggle-input:checked ~ .toggle-content {
% u) X) j {7 P0 ?: D - display: block;
: m. ?: `% E) P: F - }, N& ~/ ]+ K8 M6 I5 I& V
- .toggle-input:checked ~ .toggle-label:after {, c" Y |, S! n x" Q* a, P8 X* I
- content: "-";
& @ Y8 a0 R7 s$ H' _" L - }
复制代码
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