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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!">- X1 u3 D; q6 e |' M5 a! @
- Label for your tooltip
6 H: f4 B. f1 B# Y# C - </span>
复制代码CSS代码: - .tooltip-toggle {
; \+ M! Q% I. C0 }+ G - cursor: pointer;
- s3 a8 r; \: z" C- ^- j - position: relative;
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- .tooltip-toggle svg {
3 @/ l7 L ?: `3 F( C - height: 18px;
4 n. l3 s# f/ ?' H( v - width: 18px;. _4 H% k5 H& Z% m0 p
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
R7 n4 O: p- W! J9 o+ ` - position: absolute;. }1 p! H# U# A# X7 E5 d' X) y" x
- top: -80px;: ^* `" `1 @8 ? t( s/ ^
- left: -80px;
6 u5 B& M# o2 X. F$ l( v - background-color: #2B222A;9 V& M8 S9 P% T* j6 R* ~, S1 o
- border-radius: 5px;- O. b0 S/ }, `) B7 O. u% ?
- color: #fff;7 e, \( T9 a! P2 o Z% M$ E
- content: attr(data-tooltip);8 f5 X' j4 {- L4 _$ W5 }' Q
- padding: 1rem;$ u8 X% n2 N! X
- text-transform: none;
8 H( E7 |0 O) `/ n+ l; a" U) l - -webkit-transition: all 0.5s ease;
- }6 @; N A' L - transition: all 0.5s ease;
& T2 c3 q: v9 V" Z4 j/ y - width: 160px;
- y: f- _! W) U! X+ R- k - }
# d( [% W) P/ @; u6 T0 ? - .tooltip-toggle::after {: q% k: ^' e) J; S
- position: absolute;
) V- r' U- |+ ^2 L) O - top: -12px;
7 v6 i2 u) s- F8 v* E4 ^- e - left: 9px;2 A3 Y$ l9 [8 K+ D" N
- border-left: 5px solid transparent;( C$ B Z& O2 W0 E' j
- border-right: 5px solid transparent;
$ q! w& w, p) y - border-top: 5px solid #2B222A;
. q! R) n# P" V% ^7 @& m0 Q - content: " ";
8 ]8 N0 e8 l+ j - font-size: 0;9 W+ q8 s$ f" c. E
- line-height: 0;
' Q2 Y/ J, H' _& v* D - margin-left: -5px;) s/ M3 l7 F% i! c* V+ X3 c
- width: 0; N6 K0 z. I( U6 i$ d
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- .tooltip-toggle::before, .tooltip-toggle::after {
6 ?+ p$ @1 Q. P) a4 y! c8 L j - color: #efefef;! G2 I9 S( v: L8 `" W7 P
- font-family: monospace;3 C! _! F& K' Y+ F
- font-size: 16px;
1 ^: p! D# S1 R% K4 S/ ^7 o - opacity: 0;1 y6 j/ L. g/ D0 w5 r. H% L
- pointer-events: none;
7 n+ i+ G' R- P, _% h) \) t - text-align: center;
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|" N# q, C! a1 ~ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* r+ D- z+ m& B+ e* Y, b - opacity: 1;' e& m3 |$ e0 }3 A/ a4 n6 ]5 A! r
- -webkit-transition: all 0.75s ease; T, n5 |0 i- C* H: b+ O# I4 ?
- transition: all 0.75s ease;& c, m; }: a# P7 F, F# Z( a/ S
- }
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 h* v4 ?% c9 X0 @ - <ul class="nav-items">
6 {1 J e0 M3 R' h! D6 j. T - <!-- Navigation -->
) n! S: o R. k# W V9 k9 C6 y - <li class="nav-item"><a href="#">Home</a></li>! e# {. r! E/ U2 s" `+ `0 {8 V
- <li class="nav-item"><a href="#">About</a></li>; I& r z2 S5 w+ j9 I" M
- <li class="nav-item"><a href="#">Contact</a></li>
/ i! e' [/ Z! D - <!-- Dropdown menu -->
& P/ x5 T! m9 | }0 M4 y - <li class="nav-item nav-item-dropdown">
) C* p2 w, Y5 `1 V; N6 R8 K/ i) Z8 j - <a class="dropdown-trigger" href="#">Settings</a>
7 ^; ] h: |" ^( a) A - <ul class="dropdown-menu">
* I: i. ^) T U$ U! v - <li class="dropdown-menu-item">
$ e2 @( w$ P+ U( z! R! _6 H - <a href="#">Dropdown Item 1</a>
9 [4 _# h3 N/ ?( J6 ^' J: f - </li>4 X+ l3 s' {1 L
- <li class="dropdown-menu-item">
( C) [2 e# c0 T) N4 x+ l7 d - <a href="#">Dropdown Item 2</a>
2 y6 p/ Y* ]- @1 L' I - </li>
" N0 S+ R% O+ x; E( w5 `% i) x" w - <li class="dropdown-menu-item">" ^0 \) T. j, s3 Q" d' F* O* b9 C
- <a href="#">Dropdown Item 3</a>
) u. X( w# G: }% I {0 n# M* v - </li>
% o( c' y7 O9 m9 u' i9 C - </ul>3 V2 w% k! G5 h+ M
- </li>- k z2 V0 K9 J* y* K* d" e8 _4 p
- </ul>: k( X. W: X+ c# O6 h
- </div>
复制代码对应的CSS代码如下: - .nav-container {
3 l8 r4 O; i) X; h: ~& k. I - background-color: #fff;3 s( a0 |. A. R L: H1 L
- border-radius: 4px;: u9 H% f5 P! A7 T0 n8 V7 H: k
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 Y, Q" r% ?: X) e
- padding: 1em;8 v# r4 {! Q/ D
- border: 1px solid #eee;
5 H! o) @ z0 |# Q - display: block;
; Y% D: p$ ^& @0 n+ h - max-width: 400px;. V/ U* \/ m& t$ G1 n: M( x
- margin: 0 auto;5 F4 \( C" I) T3 P
- text-align: center;
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- ul,
$ ~# j( Q: a+ I+ y& J' U - li {
+ u# D& |6 U8 w! _, Q - list-style: none;
* o E. j; m; v3 h - -webkit-padding-start: 0;
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- a {: u: x! W: D- o8 o$ M
- text-decoration: none;
" y) M% ^+ F0 S% ?) o1 n' {1 V - color: #ED3E44; i1 V( P! ~5 D- r$ ], K9 e/ Y8 Y0 u
- }
/ I! M3 W* r6 E - .nav-item {
: E' z- F7 m' m$ z. o - padding: 1em; p3 s k" s) E P1 X2 ^% k
- display: inline;2 G5 M2 f9 _' G' l/ M* T% \
- }( l# ^2 c6 c5 G; w
- .nav-item-dropdown {/ _2 `# s) {( F3 x( o T2 o7 q
- position: relative;. @: y9 U7 ~6 ?$ H3 H$ g
- }
- _8 n9 M/ ^- C0 V7 }# J - .nav-item-dropdown:hover > .dropdown-menu {4 M/ ]5 i3 B- n( K" `
- display: block;1 @+ R5 c# Y6 d6 y4 f
- opacity: 1;3 T- @ ^/ |* `' ^
- }! }7 z9 t; _/ J+ v: Y- I J7 Z
- .dropdown-trigger {
v0 o* B+ A6 g( a2 }* N - position: relative;0 ] h+ U3 Y0 L5 V8 O5 @
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- .dropdown-trigger:focus + .dropdown-menu {
5 n4 z/ P5 k! |7 O - display: block;4 d! Z. H; a8 `0 }! o
- opacity: 1;
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- .dropdown-trigger::after {
. Z' Y( Z' s( y; @1 E7 h9 y8 r - content: "›";& d: v8 e7 ^( {
- position: absolute;& S7 T7 X) c0 @% P1 W/ W/ `
- color: #ED3E44;. t; |& V% x5 p% {0 H
- font-size: 24px;
7 r3 U J A% l1 \( p+ G9 Y - font-weight: bold;
" U3 `1 u* z8 ]$ @" i. t8 z6 l - -webkit-transform: rotate(90deg);: E3 B% r: H; A6 X- l
- transform: rotate(90deg);" |! H; I9 C+ u' f" b3 D8 ?9 y* T- B; T: c
- top: -5px;, [: h W7 J: ^8 \
- right: -15px;
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- .dropdown-menu { B1 S$ ~$ [. B; ?) J; y
- background-color: #ED3E44;$ _" h* S. j* i! D) j/ w5 f" x
- display: inline-block;
6 W) E) t$ }' A' n+ Q) j - text-align: right;
# W; }3 Y; ^6 G9 ]: v! \; p - position: absolute;5 q1 l( h+ x0 v7 K1 E' |
- top: 2.5rem;( B: o0 T0 f3 D% C1 Q5 O: D
- right: -10px;: {; @4 f& o2 h0 `, }% i# k6 J
- display: none;
$ Z' N* U7 f0 o! \ - opacity: 0;
& E2 c7 Z* F5 p9 l - -webkit-transition: opacity 0.5s ease;8 F1 V. l( |: E9 k K: J" {" @
- transition: opacity 0.5s ease;) o; j+ s, [+ o+ F' @. H8 M* _
- width: 160px;
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- .dropdown-menu a {/ ?0 |, M8 K+ r4 I- \2 H
- color: #fff;
4 H' O' j9 _$ E5 _( j( ~ - }
3 \) U. i: Q' e4 E - .dropdown-menu-item { H4 _9 V; ^8 X* _: e0 S& w/ F
- cursor: pointer;
$ X4 R, l( z9 W; Z* L - padding: 1em;4 ]: A5 \8 r$ n+ w% n+ D5 n- N
- text-align: center;
3 j# ]7 i8 Q8 f& x - }
6 Z" c; p0 F( y/ O3 u - .dropdown-menu-item:hover {% Q# `# Y4 X8 M' u: }: J, ]( M
- background-color: #eb272d;9 g9 i# T! u4 U/ ^4 U
- }
复制代码 3 l* Q4 [0 b; l8 H% s) A; k, x9 Z! u' a
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
" [$ K* }8 y( o- Y - <!-- Checkbox toggle -->+ \% L b" o/ j3 L4 l2 |+ Q& s7 R0 l* Y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# a5 D6 A+ y# } - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. z7 O4 b0 I8 Z: t& }' c
- <!-- Content to toggle from www.mfbuluo.com-->
6 y/ n$ N: p" D+ ?* b. R - <div role="toggle" class="toggle-content"> U" _+ ~) E6 Y, H/ _8 H
- BA-NA-NA-NA!0 N4 [0 ~$ Z% x3 V4 V" ?9 J) f# e
- </div>
# w5 y' ^3 R' ^# M" i8 y$ J - </div>
复制代码CSS代码内容如下: - .toggle {7 U3 E3 q& _/ ^6 s5 R
- margin: 0 auto;! h4 t" {. r( R/ |* \% L, l
- max-width: 400px;- \% @$ D8 s7 l) P" Y( A4 U
- }
% p1 x8 d! ^. `: S0 O/ ] - .toggle-label {6 i/ J1 A+ |- c4 M9 c
- font-size: 16px;
6 V& C6 t( e; v* Y- U - background: #fff;" ?8 Q) J6 P9 F6 G
- padding: 1em;& g& z! f* I5 X! m% R H
- cursor: pointer;5 `( l+ _3 V% {: h L) x4 G
- display: block;- U8 O$ Y, N7 t* o! F* P
- margin: 0 auto 1em;9 b/ v! w. V W4 c) o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) s+ P8 j4 C9 s - border-radius: 4px;' M0 @3 h ?% ]
- }
# a, P# |! M* c- h - .toggle-label:after {
9 ]8 M j* y6 b% x- J - color: #ED3E44;* w2 T3 O4 }0 U
- content: "+";
( o5 l+ J* X" q( O - float: right;
7 M3 c ]/ K7 }$ T7 q* g - font-weight: bold;5 L. V- M9 E% x
- }
' Y) ?8 |* V0 I6 b3 t2 X; [; L - .toggle-content {" T: k' |: v$ l1 C; R
- color: #B0B3C2;
0 p; v. R* J a - font-family: monospace;$ m* X9 |3 d& l5 }5 G, p
- font-size: 16px;
( \5 s0 J! R- I: Z# ]1 H" d - margin-bottom: 1.5em;
' N* C" o O" O- w& z- M2 D- T& t - padding: 1em;# j4 V: v2 O; L/ `' ?
- }
( r2 M' k* ]7 Q+ ^5 C. H! \ - .toggle-input {
6 z! G' x* ]# P - display: none;* T5 A1 X. O0 h0 ~: ?6 w
- }/ Z4 @. Q" W. L
- .toggle-input:not(checked) ~ .toggle-content {$ N! J7 H, i' S8 l: L
- display: none;
, C; V) S# {6 W- t& q - }. Y/ b% ~9 h( M
- .toggle-input:checked ~ .toggle-content {
# x- m6 H: |/ z- F2 f8 D+ Y - display: block;0 @" |' B# I* b- [" E& I
- }" V9 ~" V, S; M
- .toggle-input:checked ~ .toggle-label:after {
9 d' x9 y6 Z0 Q4 v; S( k - content: "-";3 [8 B- [# d) }- {# P+ l3 b8 N; y9 O
- }
复制代码
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