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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!">
# M% U5 ?# Y3 ?1 L4 ^ - Label for your tooltip
( D0 [- A/ D- A/ S3 S - </span>
复制代码CSS代码: - .tooltip-toggle {
6 G+ ?* X j" U8 p9 L% [, g) m0 X - cursor: pointer;- z7 P4 {8 g" K0 D
- position: relative;
% {6 O0 \: U" q5 ]5 B4 |4 Z7 E - }
: Y& u( E# D2 d- u3 m: S% w - .tooltip-toggle svg {: Y h5 W1 |4 I( @! L/ j
- height: 18px;1 H& Y' f9 ~9 N N# Q1 d% w' i
- width: 18px;
! ] K4 b9 ?. Q3 @0 x1 G* | v, R# ~ - padding-right: 0.5rem;
' C+ G7 e9 F. O: R M - }
( U/ g: e, o ^& g" z& ^7 L - .tooltip-toggle::before {
{3 }# ]! w/ S: ?, H - position: absolute;
* ?+ G- K5 ]6 m% m/ c - top: -80px;
& a9 v( B/ j# }* s$ j. P$ Q - left: -80px;
4 D5 H& V# H& ?, t# J1 k2 x0 l - background-color: #2B222A;
' o) V9 G5 Y* H9 L0 F - border-radius: 5px;
* j3 q) e8 i; Z; K3 _ - color: #fff;; }- ~; e$ k( Q# Q) O. I
- content: attr(data-tooltip);& {- O$ {9 q9 H1 C" g% }& J- m
- padding: 1rem;& a/ `9 m1 B: I9 h9 ?2 J4 x5 W
- text-transform: none;- j7 ?. Y+ ^) }5 z' _: c9 F
- -webkit-transition: all 0.5s ease;
+ ^9 |: h4 g. E5 R0 P - transition: all 0.5s ease;
% ^' N4 O/ [, F) P6 W4 c1 @ - width: 160px;6 t6 Q( e, p" M- w6 b# O. E$ L
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- .tooltip-toggle::after {
: n5 @0 q& s( a7 C - position: absolute;
7 {- r2 n& o+ _; R- o - top: -12px;
: j9 N( Y8 E1 n s - left: 9px;9 x' ?, z5 b6 U( _; |) B
- border-left: 5px solid transparent;" E. p/ P+ T8 G: o& p2 Q9 o# @
- border-right: 5px solid transparent;
: n! ^8 V5 \8 w/ r* E4 Z; g - border-top: 5px solid #2B222A;
2 p$ m+ x% N! _9 {" W4 w - content: " ";! v+ _9 e, _4 p' E Y) L
- font-size: 0;( d/ |# h1 z3 m7 Z
- line-height: 0;
- E7 S1 t2 F4 X! S. W- S - margin-left: -5px;( {* D" |4 m/ X/ R$ L: a' ] {, w, p
- width: 0;6 F' B6 b4 r" L: O
- }
^; P- a7 {. I; H" j1 O/ g% L - .tooltip-toggle::before, .tooltip-toggle::after {
' X5 z$ S4 s( `2 X( m. R - color: #efefef;
S; g5 e. f* W - font-family: monospace;
, H0 c/ s# w9 C - font-size: 16px;
* r1 x; e5 f9 V9 `) i - opacity: 0;% O2 i; m; W5 v( t H& `3 U. Z0 [
- pointer-events: none;& k' b3 J! I2 n) z5 [8 j$ o3 h
- text-align: center;
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% D1 `% E) ?' J/ ?, p- U* P - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; _. r. m4 r$ w
- opacity: 1;0 V3 O6 t5 X: D% r
- -webkit-transition: all 0.75s ease;9 a; E2 a6 }4 z/ K
- transition: all 0.75s ease;
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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">
6 [7 D) M }7 V D2 l1 u! t/ j - <ul class="nav-items">: N" p) k3 D* \; Y
- <!-- Navigation -->; b2 Q5 Y* y# e% Y) h+ o X
- <li class="nav-item"><a href="#">Home</a></li>
: p' \6 ?3 x: A$ s W5 n$ O! y+ o" m5 i. z - <li class="nav-item"><a href="#">About</a></li>
) `. o; S. z0 s; n, f - <li class="nav-item"><a href="#">Contact</a></li>6 h7 T, y, [+ B/ p+ B6 N& c" r
- <!-- Dropdown menu -->
8 c6 q( t+ M' b! [: ~ - <li class="nav-item nav-item-dropdown">
1 K; H( ?, d( r" n( U - <a class="dropdown-trigger" href="#">Settings</a>) O5 H( D& ~; o6 F
- <ul class="dropdown-menu"> F3 v! p( n4 J6 x) c. V6 n
- <li class="dropdown-menu-item">. n6 E k j) v0 I( ~
- <a href="#">Dropdown Item 1</a>' Z1 T" K1 v8 H
- </li>
1 W% o; y' F7 S. l - <li class="dropdown-menu-item">
e6 `! O7 u: g+ y - <a href="#">Dropdown Item 2</a>; H1 |- U& y l0 e
- </li>
4 j( |. D3 R% e0 {2 D/ y - <li class="dropdown-menu-item">8 p" Z4 L7 s5 Y% a" ?
- <a href="#">Dropdown Item 3</a>
- J/ k, r; t! _2 o+ x3 q) u6 X* J" a - </li>
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- </li>( v5 I& [- j c4 J5 a. A
- </ul>0 u/ Y6 B# w& d0 w$ V# N" M
- </div>
复制代码对应的CSS代码如下: - .nav-container {4 O' l( h1 X+ H; \0 a5 v! F B
- background-color: #fff;
3 i7 a% B7 \" D) Z - border-radius: 4px;) r+ \/ f* y T5 V+ N6 L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( H' ^3 G+ A2 O - padding: 1em;: a" v2 j1 c7 v0 h' o
- border: 1px solid #eee;
% ~' t, ?) w3 N9 h, u - display: block;' ?2 [! F/ L6 x+ I
- max-width: 400px;
8 x1 J2 J) {& k( _, Z8 O - margin: 0 auto;
' ^7 `1 C+ [2 h - text-align: center;
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" A1 k z. e* u. G: Z - ul,
( P1 q4 R8 Z$ @- v ]/ [+ o - li {, z2 \4 m7 ?2 i
- list-style: none;
. }9 G2 M: s+ d - -webkit-padding-start: 0;
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- text-decoration: none;3 A) m. a# {6 k, z8 e
- color: #ED3E44;0 _1 V8 J! {* i; Y Q
- }
5 h5 P3 T" V& L# Z/ g* G( \0 ^ - .nav-item {
" c z4 a3 g6 {% e! H9 O - padding: 1em;3 n) y& U4 _0 p* Z
- display: inline;% E3 B0 \1 e( A% K3 M( N
- } }1 Y) ? m! Y8 K) X
- .nav-item-dropdown {' X8 B8 e! Y: T* H0 y4 \$ _6 ]+ _
- position: relative;( Q% b! ^( ^$ @
- }
, w( b! P L$ k1 B* S p - .nav-item-dropdown:hover > .dropdown-menu {( |2 }: b8 b a# m: v6 e
- display: block;. H# l/ e% n/ L( V1 K0 P Q! u
- opacity: 1;' y% B, s5 P: ^. H: S
- }
6 e- M7 l$ U( q0 d$ D6 G - .dropdown-trigger {0 x0 l! q/ x% g
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {/ t4 e1 j# h+ y ^
- display: block;, I2 W) Z f) U m9 {" c. l- ~
- opacity: 1;
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- .dropdown-trigger::after {
8 K" f: p4 n/ c" v" N" q - content: "›";
% B( ?( h8 L# q) r* \& p9 N! t - position: absolute;
8 Z. Q5 j( \7 L6 ^* n - color: #ED3E44;
1 O4 ?5 d5 Z; v# r! } M* |$ d - font-size: 24px;: p0 Q, {% h3 q, N( q: k
- font-weight: bold;; }7 K+ f4 c, o/ R2 B8 N( B
- -webkit-transform: rotate(90deg);
2 D# ?6 v+ j; I+ l - transform: rotate(90deg);9 W. }3 C0 E Y
- top: -5px;0 g6 P3 v% a9 J
- right: -15px;+ J9 |5 ?8 }' i# a7 `* Q1 ?; b O0 G* ~
- }; I2 I# M/ ~$ I
- .dropdown-menu { t. K- p% R' {4 f% L7 o
- background-color: #ED3E44;
; s! T! t" ]1 S - display: inline-block;; H3 p3 w- P8 {& O p; z! H0 S# U
- text-align: right;
( D9 d( ?- Z1 }: c - position: absolute;2 B, M* b/ I' d- M/ [' }7 Y5 ?
- top: 2.5rem;
/ Y9 r) T2 U: G2 w b* R# r6 j - right: -10px;3 x- f( J: x0 j
- display: none;, s& m% C; H9 P& t8 ]
- opacity: 0; C; }; _$ {# S' y! \8 P
- -webkit-transition: opacity 0.5s ease;, M2 n" ^+ X& B
- transition: opacity 0.5s ease;
0 i$ z! \4 a+ H! [ - width: 160px;
- y6 e1 R+ F% Z - }: t3 T$ h P" {* s' S
- .dropdown-menu a {5 V) v1 v& A4 Q# p, y3 h F
- color: #fff;' p5 R6 m/ ]3 B( `0 F
- }3 G8 _2 B* S2 Y, h
- .dropdown-menu-item {$ u6 S a% }9 m, _( S
- cursor: pointer;7 {$ ]/ ]$ ^7 ~9 P) k( |# ?, r; Y
- padding: 1em;
: A, }! W! K6 n, }5 e* \ - text-align: center;
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- .dropdown-menu-item:hover {9 V, |# E2 ~+ @; `1 [1 F
- background-color: #eb272d;
2 z- F( V$ `6 A4 k. N - }
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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">
" y! S% r0 y: U' F! | - <!-- Checkbox toggle -->2 a1 e" l; l9 T8 F3 E
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# X9 x: V. k& G% C - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ `+ n! g1 l* V4 B3 ]
- <!-- Content to toggle from www.mfbuluo.com-->3 ?1 I' w- q! M) t: q3 `
- <div role="toggle" class="toggle-content">
4 n, A+ a( n }9 d7 V - BA-NA-NA-NA!( r( W5 z0 ` i' t' [ e
- </div>
$ T% ^" e- ^ _6 [! d1 |: @ - </div>
复制代码CSS代码内容如下: - .toggle {$ b2 y0 X4 H* c# v8 j: }- m
- margin: 0 auto;" |% g. t( ~3 P8 N
- max-width: 400px;3 h4 Y+ _* y+ n
- }; y, h! M) f* y7 l) A
- .toggle-label {
% j# |+ ]" v5 S - font-size: 16px;* `$ t6 s7 {. Q& v# _: [, f
- background: #fff;( b2 Z" Q0 ~& P. k2 V
- padding: 1em;
6 H* u9 F: o0 w9 D - cursor: pointer;
l" U& N) I8 W" U# m - display: block;7 A( i4 q2 h( V4 s
- margin: 0 auto 1em;0 r- f4 K n# n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- \ K o" i4 c# c+ I7 Z2 E - border-radius: 4px;9 @- w( C& |. C' ~: ^( b( J
- }
) h v! d9 }* J1 V3 z. w2 V - .toggle-label:after {8 H6 Z. \1 s4 C- W9 u3 H% K. o
- color: #ED3E44;' J1 p- F( k3 |( n) l5 ]+ ~
- content: "+";- M% l+ I: I. B$ e' t1 i
- float: right;6 V- w) [6 C8 J7 l7 K/ e% [- _6 E. i& c
- font-weight: bold;
) R, t" L) E; G; g/ J8 z5 q - }
4 k0 T6 P6 o5 x% K, @3 k4 M/ v$ P - .toggle-content {
' v! j9 I4 X- i5 I! v - color: #B0B3C2;+ I3 |: u! T: C. X& t
- font-family: monospace;
2 V: f4 R$ G; N9 ~" o4 G$ D c - font-size: 16px;
' W/ P- M2 a! U/ @/ T5 I9 r6 V- z - margin-bottom: 1.5em;
' ?5 O1 D- M* q$ Q - padding: 1em;1 U" |& H8 s# O. T5 [
- }2 W: ^' D7 Y; B# E4 i3 i& E6 D
- .toggle-input {
- S/ j9 E& I7 a; X8 i - display: none;, N4 D3 G$ s* m3 V+ M
- }
+ G5 x. `3 n2 ]" @. a* O& n - .toggle-input:not(checked) ~ .toggle-content {4 i- m1 t% z3 \/ j K
- display: none;9 I' J4 o4 F+ S6 w( E0 j H
- }& W V& D( f0 ?# ?$ Q4 [7 V5 v
- .toggle-input:checked ~ .toggle-content {
) @9 Z& p( z) D7 Y0 [" Z! s - display: block;/ M5 g/ V0 P, l
- }
2 L, r, N& C( t0 A - .toggle-input:checked ~ .toggle-label:after {% s! d6 Z, ^. \3 m" W0 N, r U1 f
- content: "-";
, u/ Q5 I: C8 W$ h& w( @ - }
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