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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!">
+ k$ M1 j* d$ ~ - Label for your tooltip
6 A& z _0 g, n# h" [) r/ T6 l$ ^" ` - </span>
复制代码CSS代码: - .tooltip-toggle {
O) U+ B0 a; x4 d# V$ a - cursor: pointer;' g/ H1 c$ a) M! Q0 H3 e% g
- position: relative;/ \. y, D4 j" b( K
- }
% s# d: [: O! u8 Z ]3 L - .tooltip-toggle svg {
1 l% t- k1 l3 }. _% i - height: 18px;
$ P( H2 U T, q+ v0 c% f( v$ s - width: 18px;
3 F) Y8 h4 ~; Z0 _+ i/ j1 b0 X" } - padding-right: 0.5rem;- d* F9 Q ?" S4 o0 C$ i; m5 h! o
- }3 e' o1 A9 m# j& B
- .tooltip-toggle::before {
- B; g: X$ z# F: f$ {0 u( |) B - position: absolute;
; i0 t- Y( D* O6 e$ {7 F - top: -80px;$ O5 w/ B$ O5 B6 }! C' ^$ }
- left: -80px;' Z( x! g$ s# \' f5 [* W$ S
- background-color: #2B222A;3 F1 n1 w- H4 i% m/ c8 ^) r
- border-radius: 5px;
9 w, E, W( s9 h2 ]3 N! U - color: #fff;+ I5 w) n S: e. B
- content: attr(data-tooltip);
l; { y$ O2 d7 v, w: \ - padding: 1rem;
) V1 }4 s% C. A - text-transform: none;
) i$ Y* f9 t8 s! ~) e+ F; w - -webkit-transition: all 0.5s ease;
/ C2 I. [6 K2 E - transition: all 0.5s ease;
* S) ~) p" @! `: e" L5 l8 B2 c - width: 160px;8 e* t1 Z/ r# S m- u3 P, X$ O7 p. z& v
- }
7 j; I6 D8 m$ X - .tooltip-toggle::after {% e5 o1 q0 y( ^/ O/ i7 v5 J n- T
- position: absolute;/ {2 ]$ d) D2 ^& |5 [
- top: -12px;
9 c1 O, o @; R: P - left: 9px;, g! j/ x+ \9 k. d# e- ^2 R
- border-left: 5px solid transparent;
/ X( A/ `0 H5 C$ q% }, ^' q - border-right: 5px solid transparent;" B5 _7 t* J) X+ H! Z6 p
- border-top: 5px solid #2B222A;; Y) A% P: D1 ?: T* M8 h/ R9 [
- content: " ";" z: l" I& Z2 I9 v8 P/ r( M
- font-size: 0;
( P; W! @6 d( n! T - line-height: 0;7 ~" z( T( w: D( j5 F4 A
- margin-left: -5px;! |- N4 t2 Y, s, U( ]+ E
- width: 0; z" b9 y# ^8 Y' j7 X
- }
, P6 N4 X) L% E$ {7 e0 p# `/ T7 ]& L - .tooltip-toggle::before, .tooltip-toggle::after {: W6 I+ J& [& j& k! N8 H& W
- color: #efefef;. c( L% |8 h+ r# d3 W
- font-family: monospace; f$ P# X Z8 p: o0 U0 b! _% _
- font-size: 16px;
# f0 D( ^$ g+ x( W - opacity: 0;
! v7 @- R% v0 k0 n* F - pointer-events: none;8 D3 Y/ l5 f0 ]5 ^" H
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 H I' S4 _ `- S
- opacity: 1;
0 e$ T& g, b) y+ n9 R* n& {( T2 s ] - -webkit-transition: all 0.75s ease;
" n4 h5 X) h- z - transition: all 0.75s ease;! i+ @) p% a; c1 t( K
- }
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' z( y! P: f
- <ul class="nav-items">
: K. w; }' E; A3 Y" E - <!-- Navigation -->
$ A/ L# T4 `1 ?7 M) d, _9 } - <li class="nav-item"><a href="#">Home</a></li>
+ p$ a3 q# u4 q+ z3 Q% n - <li class="nav-item"><a href="#">About</a></li>
! M4 P2 N {9 w/ Q4 E - <li class="nav-item"><a href="#">Contact</a></li>4 E) |0 B4 g7 {- a$ @/ }
- <!-- Dropdown menu -->
4 W" \0 G$ f& Q ?" y - <li class="nav-item nav-item-dropdown">) v/ m" b: u0 |7 V8 O4 U9 p
- <a class="dropdown-trigger" href="#">Settings</a>
) J' _4 v; o& K - <ul class="dropdown-menu">9 R2 F& `( N' x7 O8 P
- <li class="dropdown-menu-item">" M$ W# [6 y' c& m0 B
- <a href="#">Dropdown Item 1</a>
9 }9 D* r& Y% y( U2 ^: m - </li>8 k$ ^3 m* l. S1 `* C: E) ^
- <li class="dropdown-menu-item">
) E& H& Q8 P4 b" F - <a href="#">Dropdown Item 2</a>. k5 h) [( v. e
- </li>
/ [) H+ k- x# y' r, L- P - <li class="dropdown-menu-item">
" v' ]* ?6 k3 y4 b9 O' Z8 f - <a href="#">Dropdown Item 3</a>
# F; O3 C) W8 R, y - </li>
% |$ [. z! e& ^2 u7 U - </ul>
`# i. r1 ?) ~# P) z2 ]) V - </li>2 b% l3 T! J9 j& |. i4 r p
- </ul>
8 M+ @5 a9 a4 D - </div>
复制代码对应的CSS代码如下: - .nav-container {
. v& F1 r! ^7 Q* d J+ | - background-color: #fff;
5 v& e. M. A: }4 t" ^/ L - border-radius: 4px;' r8 ?6 a& e8 S% [, O
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! _2 q' h! y0 L
- padding: 1em;. ]5 F n% C5 u A% h
- border: 1px solid #eee;0 m3 r. ~( l$ q2 B8 u g( e
- display: block;
6 W, T" `" O( p - max-width: 400px;
5 P( p( r" z) g; r' Z; K' v9 ? - margin: 0 auto;
4 s' I& ]" v$ ^8 w" r+ w - text-align: center;6 P! v9 a8 i: P- b# W8 U
- }
; p8 h0 l# d# U- |* w% h - ul,
[* ^* R8 x/ [8 c0 ~. \ - li {
+ Z7 d, n; d* c! O - list-style: none;
$ s+ u. g, c3 F* ]) v! Y* F L - -webkit-padding-start: 0;' Z9 _7 K6 K. @" |7 {
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- a {2 ^) [2 g, z- m5 {& J: d
- text-decoration: none;
- S/ x* h; O( T, K2 z0 S _ - color: #ED3E44;
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- .nav-item {
4 m/ [/ R! g4 A/ J6 j1 t6 H - padding: 1em;
/ @3 b. h: B' V# s - display: inline;
' D& K8 z8 i1 x4 A j; V& E - }
" V; V' w5 a5 ]+ y - .nav-item-dropdown {
}/ j* O# X& n3 O) g) S - position: relative;
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1 l! t( g, ^5 S2 X% D( ` - .nav-item-dropdown:hover > .dropdown-menu {; U6 n7 m8 z) ~- o! V
- display: block;( Z2 _% o; k' ~# i
- opacity: 1;
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+ w$ S, E* w% i0 _ - .dropdown-trigger {
3 R* R8 j$ W/ h/ A% h - position: relative;8 m c H8 t# q" Y4 s. g$ V; m) J
- }; K) F Z; d. c6 w8 _9 l
- .dropdown-trigger:focus + .dropdown-menu {3 Q2 y# ]( S7 f* I" d
- display: block;0 ?. _( C& [2 [0 l4 P0 R/ p
- opacity: 1;
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- .dropdown-trigger::after {
$ V- p/ |+ D8 Z* L A! s! E - content: "›";4 V6 R* s$ R; ?6 {- K* B
- position: absolute;& r" }" B3 v3 F9 {( g+ J3 }% z
- color: #ED3E44;3 d7 G. ?3 J7 w5 K Q$ T, ^
- font-size: 24px;3 @) ?8 G5 H( C- N& v; x" T0 I
- font-weight: bold;2 t9 S, i/ C+ f- n6 U; I3 |% O
- -webkit-transform: rotate(90deg);
) W% I( _; y0 I - transform: rotate(90deg);0 O+ Q* n; o( @, ?/ `
- top: -5px; V. @! I3 @' W3 w$ g2 j7 Y
- right: -15px;
5 I) \: D0 Q6 f% {* V6 A x4 G8 `% N - }
) g" s$ m4 Q* Y! c - .dropdown-menu {
2 v0 t- W: p# L& i. @6 u - background-color: #ED3E44;' V) K" O; D, l! |
- display: inline-block;
, K% \2 t1 i ]) Y2 f# o: | - text-align: right;( e$ q: s: g+ ?
- position: absolute;
( n( Q2 {7 |% ~1 p- R2 m - top: 2.5rem;
) x a. }6 v# G) U - right: -10px;
& s' Y( d% `8 s - display: none;: \1 j/ A% S2 ~, B/ U8 {. R
- opacity: 0;
1 I C2 N" g! d/ Z, O" l0 L - -webkit-transition: opacity 0.5s ease;
0 ?/ e: g5 j9 [$ N7 {1 D - transition: opacity 0.5s ease;
, H% y! O/ F" [, D) Z$ \ - width: 160px;
2 y3 U. m+ V c2 F - }
: q, R0 K3 B, L5 Y) p - .dropdown-menu a {7 L6 M- L8 s/ f
- color: #fff;
' b2 }( `( V6 A - }( o$ ?6 i/ ]: d$ h, i+ Q
- .dropdown-menu-item {/ `, f4 N5 `2 Q( m; p
- cursor: pointer;. D! _, v: [! U# h
- padding: 1em;
1 }. ~( t% H: d; d# V) { - text-align: center;
8 V9 m/ V3 G# Z$ Q6 u3 }# X: J' X - }
) a8 u" y% _) n - .dropdown-menu-item:hover {
) F* e& V) h+ t" i: o - background-color: #eb272d;
$ r# b* K' R# ]) [. q - }
复制代码 : |- w1 H8 u, O- z+ K
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ Y/ M: ], y/ ]% Q* _( G/ E
- <!-- Checkbox toggle -->
9 ]; e; h% Y& W( |6 ~% r - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 {4 m' X; T e
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ k1 w( \2 X8 m7 z ?2 n' H - <!-- Content to toggle from www.mfbuluo.com-->' w2 x0 u* e5 O/ l% Y
- <div role="toggle" class="toggle-content">
* `+ h$ n! M1 L) V* e; Y* | - BA-NA-NA-NA!
3 {% M. r; N( ?. a& p - </div>
2 b, ^. s# z- g& ]4 K - </div>
复制代码CSS代码内容如下: - .toggle {$ H6 m1 e, S! i7 l; k
- margin: 0 auto;
3 C3 E& X. h" H* l2 V' _ - max-width: 400px; G" I% R- v. n
- }
9 Q, ]/ @, z: h - .toggle-label {
2 \7 P6 ^( z, g( S - font-size: 16px;
$ e7 p& J% {( N/ S - background: #fff;
3 q% L/ |: p3 o# V. F" z/ y - padding: 1em;
% [# w; h, i w% N; g - cursor: pointer;, c/ m4 }2 Y" [4 l1 {0 T
- display: block;) O4 Q# ]$ Q8 T7 z% _
- margin: 0 auto 1em;
+ g1 g# s& x) a6 K - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& H+ a" b3 M' ?; Q6 r) g% C1 ` - border-radius: 4px;; O9 Z4 Z1 F+ n; h0 \
- }# [; v4 M% W7 e# g( W; f" E/ D: n
- .toggle-label:after {
$ e; q1 p/ i t6 y) S. X6 | - color: #ED3E44;$ x6 u# E1 r5 E, C8 y0 A8 t0 ^9 h
- content: "+";% ?/ L) U' d9 x; g& n9 F8 k' x
- float: right;
. L4 h: a3 C) m% g - font-weight: bold;% s. M8 C' t4 d' j' F& I
- }
( C3 D$ n U8 k n! V - .toggle-content {) ]4 R. x: f# U
- color: #B0B3C2;
5 R' T: a( k; o8 t- h/ s: @ - font-family: monospace;0 \9 C8 [% l& R B0 _7 r
- font-size: 16px;
" k' o7 G4 n7 q( W - margin-bottom: 1.5em;$ V/ m$ Z$ W/ G9 |; I; g+ L
- padding: 1em;: w& j# A- K& L" Q0 `) A& `
- }/ c1 k- j8 |1 S/ Z( l+ ?8 G
- .toggle-input {9 K) N& ]& \; j1 w) O* f- m
- display: none;7 s' R. C1 d" j/ S; e1 u* r1 q
- }! H' |: ~9 l$ ~2 }4 k4 O
- .toggle-input:not(checked) ~ .toggle-content {
2 y3 u& a$ u: T+ E; d9 R - display: none;$ f6 w- _9 s* T. m
- }
* v, b+ d- R6 q) _: W% \ - .toggle-input:checked ~ .toggle-content {: r) Q5 U; c$ d2 a& V7 L
- display: block;7 h8 z9 G+ G( O/ }
- }$ A {) @0 F! R2 \
- .toggle-input:checked ~ .toggle-label:after {/ B( y/ m4 {8 O$ ]' Q1 L9 w* O, k" J
- content: "-";
8 a4 ]" l$ ]3 E; {9 t - }
复制代码 ( L3 M; N4 q* e+ n8 o# @' p5 Z P
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