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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!">
* q- J" I6 D1 I3 h8 D - Label for your tooltip
+ Q" W; n" q1 j- b" u, L/ r6 J6 e - </span>
复制代码CSS代码: - .tooltip-toggle {2 }* k1 d) X I$ I$ }/ `2 z
- cursor: pointer;, H0 _, D# L3 ~
- position: relative;+ v- Y; }3 K! N; J1 G, e7 I0 p: e& }& s
- }+ a8 o: M1 x1 `
- .tooltip-toggle svg {6 i2 ?* c7 V0 q( s5 b
- height: 18px;
6 g5 W3 D' `( ^& e& [4 ? - width: 18px;
( R& x& E3 s# _6 W - padding-right: 0.5rem;
0 O! f$ A% Y2 J" K7 o/ N - }) T2 i- I+ Y0 T
- .tooltip-toggle::before {0 i' D) Z# _6 y0 p
- position: absolute;
9 ?" T) L R6 G) C - top: -80px;- Y5 Q8 m- M5 I' S+ p
- left: -80px;
/ o8 V& H0 K: ~7 }# p$ A6 _$ f - background-color: #2B222A;1 G" w) y/ z L$ k9 h
- border-radius: 5px;
: _4 `3 h# u5 S* c0 a& g1 v/ F - color: #fff;; r5 j& n. c# P( u
- content: attr(data-tooltip);* V. j6 L2 `5 J( O
- padding: 1rem;; `* h9 @5 o' A9 f. i' z! Q
- text-transform: none;+ \: J d2 H7 f( w0 _- t. S. l
- -webkit-transition: all 0.5s ease;8 U% R1 F y j) J
- transition: all 0.5s ease;
! l8 K5 Y* o6 J ^9 x5 T7 L - width: 160px;% c- ?0 e8 f' ?' R+ y9 x
- }( |9 @' N w% y4 d
- .tooltip-toggle::after {
O' [5 z- ^0 H7 D - position: absolute;
6 D: I8 D9 t J B! ] - top: -12px;% N) E q/ r1 e& v5 o: D
- left: 9px;
; B6 I$ a1 {, H; s5 k( e3 f - border-left: 5px solid transparent;
+ l0 Y4 k( F6 N! c+ j1 m( K - border-right: 5px solid transparent;
1 D0 j) N" u1 X, Y - border-top: 5px solid #2B222A;
2 {. q1 Y5 @5 I: o5 p V4 S* E1 m - content: " ";
8 x0 T L( A; P6 z0 _# m# q: [4 e6 p - font-size: 0;
/ F6 w0 F2 l- w4 D; B q Q - line-height: 0;6 U4 V3 r" W: T2 \$ X w5 t
- margin-left: -5px;: \% P8 z- E% l. k
- width: 0;7 B- v7 x1 F8 L: P- N+ w. _
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- .tooltip-toggle::before, .tooltip-toggle::after {/ G9 S7 ^' Q. S- U# V; f/ a
- color: #efefef;+ g1 W( [ `8 L& K0 g ]
- font-family: monospace;
6 d% s/ F( l/ E6 B8 ?) ?/ j - font-size: 16px;* `& B9 t6 @) s2 ^% e5 Z
- opacity: 0;
- w6 [, C6 z- t5 H! a3 s# Y- I - pointer-events: none;% \4 f3 ~/ l( K% s8 n. D
- text-align: center;
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. `4 I. c, Z/ s& D7 J7 T" Z - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) z( G$ g/ V% w' V - opacity: 1;% [+ t1 ^3 C) z( d! }" n+ J: b
- -webkit-transition: all 0.75s ease;
; G: ]% M3 A4 F9 D. l& I, E5 D# M3 H - transition: all 0.75s ease;
p0 S7 b& i3 O5 \6 @ - }
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">
o; n' J% S/ p/ F$ y9 o2 [3 C - <ul class="nav-items">$ i# k* M1 F/ U7 G' A* t- i
- <!-- Navigation -->
: A! K* ]* E! c; J9 z7 I/ k - <li class="nav-item"><a href="#">Home</a></li>$ r2 M, U0 n6 H3 \& Z
- <li class="nav-item"><a href="#">About</a></li>. N: N9 q) m% e8 Z
- <li class="nav-item"><a href="#">Contact</a></li>
" W3 v0 G- N# u, k; j: r - <!-- Dropdown menu --> T5 Y! N( O" W# c
- <li class="nav-item nav-item-dropdown">
9 v* \5 p. [9 ?& [ b$ D8 W% g - <a class="dropdown-trigger" href="#">Settings</a>( C' y7 O8 y0 C5 w# F5 t
- <ul class="dropdown-menu">8 W8 _& u3 ?, s z
- <li class="dropdown-menu-item">
/ _6 e+ n4 t/ ^. X5 k4 n6 s0 ?. f" ^ - <a href="#">Dropdown Item 1</a>$ v; K2 {6 M5 i& J x9 g1 |
- </li>
+ I, U8 F% k# s3 h/ e/ d# h! `, L - <li class="dropdown-menu-item">0 N5 S7 W7 X' S) Y
- <a href="#">Dropdown Item 2</a>
2 ^. _! `6 ~" E, \1 H - </li>' L5 L! Y+ V1 a6 m% F0 q
- <li class="dropdown-menu-item">2 \" D9 e5 J; ]+ P% i# i
- <a href="#">Dropdown Item 3</a>
/ A# V+ z9 X$ M) R - </li>
- F( ~0 ]+ N# Y2 e) d - </ul>2 J/ q& ~& j' T" ^0 u0 I( f2 A
- </li>
- `+ r+ U% F+ X - </ul>
; m+ o1 H( A# B - </div>
复制代码对应的CSS代码如下: - .nav-container {6 L& b: f7 T5 h4 M
- background-color: #fff;: A. V8 K- ]6 f
- border-radius: 4px;
$ n1 ?) c2 H1 H" D( {( `; T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ U2 E T1 J! { - padding: 1em;
, s% i9 M( k# Y2 c, ^4 I' q - border: 1px solid #eee;
% B1 o( x' z: ~: c7 o$ u - display: block;
: z7 x' s p0 O2 Q; \' q' b3 W - max-width: 400px;6 d% r: ?1 _! Z! z' f
- margin: 0 auto;' V2 n6 M0 D) D/ O
- text-align: center;
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' s6 o3 C) @7 r( Q0 z5 {% D' ]# | - ul,2 x( D& Q: Q( m2 j' i% O1 m5 y
- li {' L2 o" C) H6 Q% D* O
- list-style: none;
/ s( h, [; L# a8 t7 C5 X - -webkit-padding-start: 0;
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; M) i3 `0 [! s% r% m( _) @* h - a {
$ o1 u3 x. K) Z) k, S - text-decoration: none;5 T$ E8 j( }6 u& F1 ]
- color: #ED3E44;
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- .nav-item {3 U& g% n. X- Y3 I
- padding: 1em;
. O! b- {6 c) ]8 N) _1 H0 e0 o - display: inline;
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- .nav-item-dropdown {2 \, J' d+ J: p& ~
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {* L2 Y0 O1 [; D/ {
- display: block;
v* Q V- ~, V( V! m - opacity: 1;8 B+ }! j3 n, ^9 Y
- }0 @+ Q+ l4 `0 w- h. x1 J
- .dropdown-trigger {
. m* E. D. p1 C5 A- U - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
, z6 ^1 d: ?: B9 {% X- {5 Y - display: block;
" X+ L. C" x5 t5 i3 j% D4 \ - opacity: 1;. @2 J0 |! N( g. Z. j% \
- } C* N9 K; {, h7 j
- .dropdown-trigger::after { ^4 d' y1 j. C9 w
- content: "›";) ~0 d3 c8 t; e+ A) J' r
- position: absolute;
& X% U l9 J+ K5 E6 D - color: #ED3E44;
4 C3 ?" c, G U m& r, O9 J, ~ - font-size: 24px;
( v+ B( O5 F j! | - font-weight: bold;
1 E. E8 W, } F( V2 u* i7 m - -webkit-transform: rotate(90deg);6 @$ ^' `2 I1 s; m5 a7 p
- transform: rotate(90deg);2 B f7 d* W4 ^1 X) F7 i
- top: -5px;( ^9 b% y3 E( I! g
- right: -15px;" u ~$ F, f; \5 m
- }
* u3 q' ^; O- b2 H, r( m/ N$ Y U - .dropdown-menu {
8 T% x4 f, C& E; c - background-color: #ED3E44;
$ I( D2 l1 N& X - display: inline-block;2 e% T' m$ A4 N
- text-align: right;
. s3 J+ r# R0 M8 h* h - position: absolute;
; Z+ j3 |# R+ K - top: 2.5rem;
' [1 \" U: q0 Y! \8 P - right: -10px;- L* m/ f1 s+ f4 S- M& D1 B+ Z
- display: none;$ L0 Q* i2 E$ j, b5 F8 _" m5 V4 s
- opacity: 0;* G% T1 `& o" ?9 P- e/ M6 Y* w
- -webkit-transition: opacity 0.5s ease;
3 g# Z8 l1 u+ n - transition: opacity 0.5s ease;
4 I, d6 r7 v2 o/ a+ ] - width: 160px;6 K* z$ V, V. q+ v! q
- }/ T0 M3 V' V* [6 b: ^. y! {
- .dropdown-menu a {
% d) t/ g4 H8 \) n5 y - color: #fff;
: t3 {' ^! D9 J% u0 C; A$ e* N+ b - }" c, w6 |# ^9 x L7 V6 q
- .dropdown-menu-item {
. Q) ~' J$ T: Q: _+ |* x& A, a - cursor: pointer;5 X/ }* P9 W& k
- padding: 1em;) ?- f; W5 D$ t& P, z5 k6 j# V' q
- text-align: center;6 F0 O5 z8 q, p( o1 y
- }
+ L' `# h+ n# ?9 I1 O' ^ - .dropdown-menu-item:hover {8 D. P$ ]0 D9 X+ |+ q; _" P
- background-color: #eb272d;, l& {% m$ s7 }6 }
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 T( V M' ^( z" `8 [
- <!-- Checkbox toggle -->4 [! @( z$ s8 H) F1 l `6 [& J
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& W2 I0 B: a1 F+ d" r' _" N" i: W2 x3 E
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 x) U3 o- g& b- t( e: j" ] - <!-- Content to toggle from www.mfbuluo.com-->0 d/ c, m' X7 a, X( P1 M
- <div role="toggle" class="toggle-content">" C, G, c h/ f9 m+ o$ t3 L
- BA-NA-NA-NA!
2 `! D! c. u5 n$ H& w - </div>6 \0 @8 Y' i! T' t' {7 F
- </div>
复制代码CSS代码内容如下: - .toggle {
- H3 t) W p9 _* ?0 {5 N - margin: 0 auto;
4 s9 E% Z2 G/ [( b, w/ o - max-width: 400px;
1 M' w8 n! I3 W* m' J3 S - }$ [% h: B# i( A( J7 ~
- .toggle-label {1 y. E& u; Z2 a7 r9 B/ k/ o
- font-size: 16px;" e& l( t9 @5 H% g3 j+ l; B
- background: #fff;
; g' q6 H+ N! `- B - padding: 1em;* J7 l. i, T8 j3 _ x6 i$ r
- cursor: pointer;% H2 C2 i" S* s8 D4 o: F
- display: block;# s; g7 O% e& r1 g; g
- margin: 0 auto 1em;( ~% n$ o8 Z0 u- Q2 m
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ i: ^/ G/ w5 l# ? v2 E; l; w; p9 K - border-radius: 4px;/ o. o) Q. O$ J- ^' _
- }
. R- D. O) n6 ], H - .toggle-label:after {" f/ ^: _: d) y# D8 C6 L
- color: #ED3E44;
+ O' ~3 u8 R! x8 E3 z - content: "+";
# v( e5 G; Z' |: o- ]8 m+ V: B - float: right;! Z3 ^8 }& o$ `' u
- font-weight: bold;
+ R0 P# B7 g6 L" g - }* ]- V8 F% B) C. D
- .toggle-content {. t, N5 ~/ G3 m! a) W8 L1 I' \
- color: #B0B3C2;' \1 x; [& |9 @
- font-family: monospace;
5 m7 @/ Q1 |' s; I4 C7 ^ - font-size: 16px;( \6 M" {" b# ~; G; S* E
- margin-bottom: 1.5em;4 y/ f. Z4 \* T0 Y* ^
- padding: 1em;
# c( D8 N6 }( | - }
9 [+ h( v8 v/ I) _ - .toggle-input { x8 g4 N; o4 o2 ^# k- {
- display: none;
4 E5 B' [) _: {3 Y0 [6 R! A7 s - }
4 ^+ [0 b, w+ M( @5 s" s - .toggle-input:not(checked) ~ .toggle-content {( ?0 k: D5 k# s2 a, }' A
- display: none;0 e* k$ n7 w# p. n" @9 Y
- }
2 n6 z, y$ C. N- f7 r0 p) } - .toggle-input:checked ~ .toggle-content {
" ^3 U: K0 T' N7 d - display: block;
2 U8 C* l3 G+ N5 G5 w: O% S - } ~9 o+ P. B8 K3 D9 |" Y
- .toggle-input:checked ~ .toggle-label:after {1 R" P8 d; u- F" `1 Z, S$ j0 U- L/ s
- content: "-";
; I- `! V, i/ p' j% O# U R _ - }
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