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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!">
- J) ~* S: U9 A, d5 Q - Label for your tooltip
& H3 }2 {! Q' g; q: ~7 y$ H - </span>
复制代码CSS代码: - .tooltip-toggle {' v$ n6 ?5 A$ G4 o7 s8 S
- cursor: pointer;! K& H5 [. b* U$ N! Z# p9 O) B9 H
- position: relative;
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- .tooltip-toggle svg {
( _6 u. J6 W" C4 h6 q - height: 18px;
+ c4 [2 w' ~& D" b% u6 ` {5 c/ q - width: 18px;/ S: Q( Z u* x1 h
- padding-right: 0.5rem;" X3 h* v% A* i% G
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- .tooltip-toggle::before {' p0 V/ ^9 B, m0 z* t) B$ @
- position: absolute;* d7 A6 {% n3 z0 C6 q
- top: -80px;) E3 u8 A2 B( `% K3 Y/ j' K
- left: -80px;5 B/ T/ {! S2 F: T
- background-color: #2B222A;
f( k3 @" f, P6 D3 U7 m- l. { - border-radius: 5px;) v6 {5 p$ ?; ^# j6 `
- color: #fff;+ T5 i& I: }, |% r
- content: attr(data-tooltip);! X# t. I& I8 c, |7 a5 J, {# @ r V
- padding: 1rem;6 |* {; m1 H/ R$ p: K4 e4 }
- text-transform: none;" k; z8 ~- x$ [
- -webkit-transition: all 0.5s ease;. _ d! b, w7 C ~8 }
- transition: all 0.5s ease;$ i% u6 h6 U8 N, \: B1 L, V8 S
- width: 160px;
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' Q6 ?) _* g0 C d - .tooltip-toggle::after {
* x% U2 q( a# w! W& q( e) Z* z1 s, R5 ~ - position: absolute;
4 L" c5 Q2 O: F1 _4 Z - top: -12px;
5 N" w2 T7 [$ R& K: m+ ~ - left: 9px;* b- b7 Q' `/ H/ }* B/ g
- border-left: 5px solid transparent;/ [% W2 @9 @/ s) p. t& X' E
- border-right: 5px solid transparent;8 T l# e2 B: q6 c% i$ H
- border-top: 5px solid #2B222A;
0 n" g( n0 S3 \6 y( Z - content: " ";7 N. `2 E. ^0 q4 t2 R
- font-size: 0;
8 o- ^! J* m$ g6 s+ {% w; F c - line-height: 0; E: O+ ~2 Q" m; J, ?$ f
- margin-left: -5px;- |) B- h$ A& Y5 s
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
0 m7 Z: \ \# P t h( y' g - color: #efefef;
# @. {5 r$ ?* ` - font-family: monospace;; N0 m# T$ o, p0 S4 f& }, K
- font-size: 16px;
1 e5 b2 ^% g( {4 G - opacity: 0;
7 p3 H% _) o1 y7 X/ s - pointer-events: none;. f+ Q. a5 p `5 T% y, L6 J
- text-align: center;! F: L! Q- S Q1 M6 k
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 U2 b9 m: T& E, N
- opacity: 1;# K: M8 w3 s9 y7 U; R2 \
- -webkit-transition: all 0.75s ease;6 x- ^$ V) N. B- U9 ^ q, W3 l
- transition: all 0.75s ease;, a* k) H& {) c8 T6 ~+ 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 k; P( y+ U: g5 ^9 r8 s - <ul class="nav-items">
* X" l: a' F' D) T+ r9 G+ o! O - <!-- Navigation -->
/ r+ n% S+ z; N! j7 E& |" { - <li class="nav-item"><a href="#">Home</a></li>8 y- `6 I' ]$ q/ n H0 s- w
- <li class="nav-item"><a href="#">About</a></li>: p+ L8 W& n$ e
- <li class="nav-item"><a href="#">Contact</a></li>
: F7 E1 b; P% \+ E# Y( i8 C - <!-- Dropdown menu -->
6 m& X) w& _5 a( c# X+ p* I - <li class="nav-item nav-item-dropdown">8 i6 N' k2 s( g) b0 Y
- <a class="dropdown-trigger" href="#">Settings</a>
* U6 K0 y; s9 N, _. D1 K - <ul class="dropdown-menu">
" b; N/ q/ p2 z - <li class="dropdown-menu-item">* @, v) P' G( ~) ~
- <a href="#">Dropdown Item 1</a>/ E8 t2 V. M# h% v2 K$ A/ b3 n
- </li>$ o& R' P+ ^- Z2 @
- <li class="dropdown-menu-item">
. e) W. X8 R6 z. m - <a href="#">Dropdown Item 2</a>( }! @9 t: ]# \3 b b* h/ X
- </li>
) E9 M7 O$ H& T, e5 f - <li class="dropdown-menu-item">; _$ J" }/ {! S" y. h0 [1 g
- <a href="#">Dropdown Item 3</a> k R3 M# l- r
- </li>) c/ h+ X0 o7 ~
- </ul>
) ^% O! J6 b6 C) Y2 l/ Y0 W5 F% h - </li>
3 ?4 B0 x1 T1 o - </ul>
0 x, t' \5 L# ^( q7 L$ |5 K - </div>
复制代码对应的CSS代码如下: - .nav-container {% A9 ~. ]1 Z0 [6 p& Q2 C: q
- background-color: #fff;
, ]1 f5 y9 v+ f - border-radius: 4px;
/ }- b$ \3 G3 U$ {5 p4 }2 P - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 C9 b8 v/ f. @6 r' S* h+ m; ?& [& F
- padding: 1em;
: e# }. q! ~2 d( Q - border: 1px solid #eee;# u" D9 I. t' ]
- display: block;5 _* U4 c' ~$ s5 I0 g" D
- max-width: 400px;0 c4 [2 g1 J+ w& a/ e9 E
- margin: 0 auto;; p- f3 f; g% p' C
- text-align: center;
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- li {# }5 h2 [; k/ e# V& T5 j
- list-style: none;7 M- [) t6 w# \5 x* {, j+ @
- -webkit-padding-start: 0;/ M! h6 |/ O" B/ Y4 v# A# r
- }
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- text-decoration: none;
) i0 q7 i( c2 |; R- g - color: #ED3E44;: ?8 F d! d c n2 R) i. \
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- .nav-item {
0 g9 d' H3 m# C4 K1 Z% S% ] - padding: 1em;8 f! P2 f0 S6 s2 O9 }
- display: inline;+ a# {8 i7 E- N% y
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- .nav-item-dropdown { U7 r, ~5 P, S) S6 I
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
% Q! I9 ] R( d8 A R E' c - display: block;( e( A6 ^% H$ o0 }) V
- opacity: 1;
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- .dropdown-trigger { n9 x$ X) y( u' O+ A
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {0 o u# X# E) R- M( q+ H G; E
- display: block;8 D! s8 y3 b. k. d- Y2 o$ \+ S
- opacity: 1;( ^- i$ O5 {: X
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- .dropdown-trigger::after {+ |! }' p4 y# k# c
- content: "›";
9 i$ k) j$ ?& G. g4 M% ] E - position: absolute;
o2 [7 K9 @4 i; N- c' E - color: #ED3E44;
* q3 h; J1 }- d( o. ~- t - font-size: 24px;4 K% q+ d9 X/ V4 P- e3 ?" R% }
- font-weight: bold;1 g9 x" N! n! G- C9 A5 Q
- -webkit-transform: rotate(90deg);& m+ e+ g. P0 Z/ X: I- u) l
- transform: rotate(90deg);
8 K8 f% l4 ?" J# ^# S5 i: E; m+ x - top: -5px;0 I5 ^- k2 @, v4 C
- right: -15px;4 ]# |0 i2 i) s; w' T! I: f
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- .dropdown-menu {
6 h( ~2 r$ Y/ B y - background-color: #ED3E44;
4 W$ L \9 L& k" m - display: inline-block;2 |! N( J) b- s: r3 d9 _ ]6 s
- text-align: right;
8 h7 G# Y! h+ J1 F - position: absolute;1 S6 C1 y# ^( f. ^, M
- top: 2.5rem;
1 A, @! I: U' |- {4 I - right: -10px;% {( N, b0 d5 O; B1 U
- display: none;
! n+ j5 s% J k" u# u - opacity: 0;6 M) Z$ q( r$ w+ \) ]8 M9 H
- -webkit-transition: opacity 0.5s ease;
- }+ O) s% x" _3 b0 f - transition: opacity 0.5s ease;, \: P; D! G5 C' P0 ^/ W: K% N
- width: 160px; d+ h3 C/ p) o4 N3 ]
- }& _3 t1 w0 q1 r) D. g
- .dropdown-menu a {
7 |0 }& h8 \) Q - color: #fff; K; R# N1 E+ S L$ _
- }: _' k2 S( }* I v
- .dropdown-menu-item {
4 @4 ?) }1 e& i+ @1 \ - cursor: pointer;
9 g# J4 u& c b4 ] b- \ - padding: 1em;
9 `1 V7 H& g' z6 J3 F0 V& Z - text-align: center;7 o( `; u6 q) |" `! ~
- }3 }# h/ K @) x" F6 ~& `) E1 k' I
- .dropdown-menu-item:hover {: k0 Z! U. `) x1 J1 A
- background-color: #eb272d; g3 u, k1 }, T# n# f' I. x/ U& M
- }
复制代码
4 ~6 c9 z) S% O2 l: `( E$ k5 x可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: a& [6 J' J- O$ {: _: |8 ? - <!-- Checkbox toggle -->+ `# W! g! C( C' k) K8 ~
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 g( u4 W$ t: K7 f" a% D/ z) j) t( I2 D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
H# x9 n+ h* ?, U - <!-- Content to toggle from www.mfbuluo.com-->+ E& U: g. C# t
- <div role="toggle" class="toggle-content">, s; c# c: W- L0 _
- BA-NA-NA-NA!& W% y6 Z" n: G: p. x3 B- @
- </div>) h1 ?# ?$ T6 @% ], S2 ^6 G5 c
- </div>
复制代码CSS代码内容如下: - .toggle {7 ?* \! z0 b# U; X4 a0 }& ~6 B
- margin: 0 auto;
* _* }. n. C9 W8 N - max-width: 400px;
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- .toggle-label {; Q) w; u. V8 g# h
- font-size: 16px;
! L& D _/ M" ^2 r- x! k - background: #fff;( K3 h4 w3 \7 {$ R3 z- f5 x
- padding: 1em;8 b5 l; g# D6 j6 v
- cursor: pointer;
6 d& M0 m% Z% j- |7 \7 ]7 {; M - display: block;7 o/ e% A2 R# \* c& h n, f& h/ x
- margin: 0 auto 1em;' V3 w+ {4 q1 J% K5 a( `3 z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 Q$ m1 k( a/ s T9 }8 ] - border-radius: 4px;
8 u0 n; {5 M4 G) ~! @) k4 n - }
4 w! T7 Y% m3 S7 p% n - .toggle-label:after {
% v9 K! }5 v' Z3 @; J, _ - color: #ED3E44;
2 r# h4 G/ E2 @) L1 a* @ - content: "+";
% h( j/ u4 K& A - float: right;1 A& f+ v; [1 `
- font-weight: bold;
0 n1 O: C. Q* k; d9 y - }
5 b0 H8 D% r8 p% E x6 @) f4 m - .toggle-content {
: C- h% T: W' G4 F' h - color: #B0B3C2;
( h( T( x7 v( K/ t - font-family: monospace;: u4 s( f+ ^ X. f
- font-size: 16px;
+ ?" Y* e. T3 G, e5 K8 I6 S+ b# P - margin-bottom: 1.5em;
* y2 Q, t0 O; w j8 N - padding: 1em;
M+ Q' Y$ S' {8 N9 m - }) \) I: t( W: E6 Y$ a( N! T" F
- .toggle-input {
n9 N3 s9 y) t5 d+ K - display: none;
# V& l) T) I' G - }
$ p/ ?$ s0 e. z! F - .toggle-input:not(checked) ~ .toggle-content {
0 u' F7 ]8 L5 f. U3 m/ ?% I - display: none;
; U& |, {2 K7 D - }
2 L" z% W7 J) d$ |# I - .toggle-input:checked ~ .toggle-content {
% r, j: z. O9 ` - display: block;; p* D: v' a) I2 t4 c
- }# W6 R! ]6 i0 [/ @
- .toggle-input:checked ~ .toggle-label:after {8 W. E3 }( l# Y3 b
- content: "-";, i( D8 [; A8 X9 Y ?4 D2 \+ W
- }
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