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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!">
z5 T1 C2 k. V. t - Label for your tooltip
( a+ Q6 {( p: [ f! f. \! R' [ - </span>
复制代码CSS代码: - .tooltip-toggle {1 N: s2 p2 j$ H8 k
- cursor: pointer;
: W6 l8 K9 e2 J2 t9 |4 ~ - position: relative;) g ~ `' v* T x7 w, ~
- }: ~1 `1 S& [ _' B0 x
- .tooltip-toggle svg {
% ^! h: O1 J* t3 q! C/ {& c - height: 18px;
9 K: W% c! A4 I. Q' ?: @- d& }- o2 V E3 A - width: 18px;
* G# P& }$ P( n& `+ h" A9 J+ g - padding-right: 0.5rem;
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- .tooltip-toggle::before {! L+ z6 e/ o, _6 [
- position: absolute;' x; X* B. J* G1 K* H) B* }
- top: -80px;6 D5 _# l# \5 x* @
- left: -80px;1 ~( `$ D1 m; I4 @# y" y `
- background-color: #2B222A;
3 G' q* a- E, W - border-radius: 5px;0 Q y( e# D e
- color: #fff;
5 v- V5 S4 y* h$ i% {; |) y - content: attr(data-tooltip);
: Y5 E5 h, `+ a7 C. ^ - padding: 1rem;
: {2 h2 c+ u7 S& f6 I - text-transform: none;
) t% E o; t O - -webkit-transition: all 0.5s ease;$ W; Q( x& W3 A* a _
- transition: all 0.5s ease;# j* Y: ]3 V8 N$ H
- width: 160px;1 U# c8 l" q: S8 G
- }& H1 \. l9 U" L
- .tooltip-toggle::after {' P! ^) H4 j3 |7 w5 p
- position: absolute;
0 Z' P9 K/ d0 ]9 ] - top: -12px;( l2 {% `/ V- `: l( `" F+ p3 O
- left: 9px;
/ n/ J: z" u; K6 R7 x - border-left: 5px solid transparent;
$ n8 i+ n7 G& P0 e - border-right: 5px solid transparent;( @# P9 j, q9 @9 Q8 d4 A
- border-top: 5px solid #2B222A;& o; h; C( {( D+ }
- content: " ";
$ @8 |/ G1 f+ g, ?5 Y: E+ D( v3 s - font-size: 0;
9 R* x# }0 B8 B8 B4 T - line-height: 0;; J' @; s2 J, G; V+ n( E8 |
- margin-left: -5px;
0 k8 s! r1 c2 g# G+ e" U# L - width: 0;$ @+ x! C: ?$ W( i3 [& L4 N
- }
7 A9 ^) |9 M; [ - .tooltip-toggle::before, .tooltip-toggle::after {) Q* W3 y; U, Y: t$ B
- color: #efefef;2 z5 y. H& @0 o! ~ p4 [" z# N# l
- font-family: monospace;
9 f: |( F C6 f, W - font-size: 16px;/ v, d; ]2 M6 q$ v; N7 n6 A0 z& Z
- opacity: 0;
* E1 r: M! a0 J: L - pointer-events: none;* x% c1 u! E! n* \' G) |" j' S
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after { G3 m. C+ L5 c- F( R8 R& f: K
- opacity: 1;( J8 L) C& N7 U0 D
- -webkit-transition: all 0.75s ease;
7 {2 @$ t9 F! X% Z: {' i - transition: all 0.75s ease;
3 `$ w* | U* c - }
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">. \+ d4 d( B" L' U6 e& Y( l P. k3 X
- <ul class="nav-items">& N3 C5 s6 z& K) V- ]! p
- <!-- Navigation -->
6 e1 N% d/ {) s7 L3 S; L - <li class="nav-item"><a href="#">Home</a></li>
5 ?! k7 Z5 B! |8 P9 [& r8 M - <li class="nav-item"><a href="#">About</a></li>2 y5 i) v' y+ p4 X2 {
- <li class="nav-item"><a href="#">Contact</a></li>* Z% R6 b7 m1 W8 \5 |8 G
- <!-- Dropdown menu -->: ]+ Y0 n, ?& v" @% @
- <li class="nav-item nav-item-dropdown">
7 A" h2 p, V3 i4 t9 E - <a class="dropdown-trigger" href="#">Settings</a>3 p+ {# l9 l9 s" c! T& ^. u
- <ul class="dropdown-menu">: _! V1 d) @& F3 ^8 a4 d
- <li class="dropdown-menu-item">
& o- y9 ]. s x+ M0 {- k4 ` - <a href="#">Dropdown Item 1</a>! K9 B9 ~9 G' D* n
- </li>% n) V; Y% P* H6 a
- <li class="dropdown-menu-item"># R6 I' P2 Y6 J$ E/ q$ t/ X/ c: h
- <a href="#">Dropdown Item 2</a>: }. N8 c$ `1 _/ @2 k3 X$ I# a
- </li>. r5 n2 I" q2 g8 Y4 `
- <li class="dropdown-menu-item">1 `' B( b4 p+ o2 i4 u
- <a href="#">Dropdown Item 3</a>
" ^6 K( h' \% D; J, b+ |* \3 S - </li>/ l! S4 B5 |+ v2 ^0 _+ L
- </ul>5 @' V3 Y x4 q
- </li>) e) }, m' [$ A
- </ul>
, @0 z) V0 n1 n+ p - </div>
复制代码对应的CSS代码如下: - .nav-container {
# y9 X9 I. [. E) i - background-color: #fff;0 f5 ?! c. P: L0 O3 u3 N
- border-radius: 4px;& B' D1 ?1 r* n- S* b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" W9 B# Q: ?2 O/ h - padding: 1em;$ v8 i% l, m- k0 L; l
- border: 1px solid #eee;: A _+ d7 N! j. A
- display: block;
' o+ t7 p3 W+ S, p; q, X( b& n5 A6 v - max-width: 400px;) r, X! j' j% |# l, V0 v0 X5 w K
- margin: 0 auto;4 ? Z- s! }+ S& V \& _
- text-align: center;
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- ul,+ R' e* J& r$ Y* R: r
- li {
9 K; P2 ]/ ^( j8 L - list-style: none;5 p! ?- }1 J* [ ?8 H! G7 I2 F& ?
- -webkit-padding-start: 0;
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- a {
$ F4 k* X' G+ B5 V; \7 w* V5 H6 } - text-decoration: none;
: N7 Z1 C: ~/ u, ^ - color: #ED3E44;
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- .nav-item {* i3 l4 u$ y: t8 @4 h
- padding: 1em;
: i U: i5 |. ` - display: inline;
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- .nav-item-dropdown {: N; a0 A# x2 t4 i. E+ j& t$ t
- position: relative;: K( f# F, u& ~8 `$ g: Z5 p
- }- V+ S0 V& Z. \' m' M% l7 q9 b2 C
- .nav-item-dropdown:hover > .dropdown-menu {0 v J) U! _! v. p, r
- display: block;
( f n7 n3 A' t% e; X) E6 A* V - opacity: 1;8 x8 P. a, p2 w
- }
/ v- @1 |! V) h* m - .dropdown-trigger {
* ^/ l3 k8 d$ w( \4 \' d1 E" C5 J6 S - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
, _. n( G5 y" J) J; P; J - display: block;
$ L: [% x, W3 f7 b8 } - opacity: 1;1 r- e, T; [: C1 O+ ^
- }
Y2 W; E/ o3 N! D& [ - .dropdown-trigger::after {1 K! n1 P: ] Z0 U4 b
- content: "›";
* `# A7 a0 |7 P7 Q; g - position: absolute;
; R" T* D! E; s6 N - color: #ED3E44;
6 {- W, O. [7 [* c - font-size: 24px;
2 ?/ n9 ~% g% \ - font-weight: bold;9 C) Q2 Y" l/ y% o
- -webkit-transform: rotate(90deg);
+ e" T1 p# h. y7 j& O# z# b2 S7 s - transform: rotate(90deg);
' @* n7 |* \2 ]8 W - top: -5px;5 Q6 o( [' j( |& z6 y
- right: -15px;
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- .dropdown-menu {) E+ c& b8 ~& U! l5 l
- background-color: #ED3E44;: [2 l# S' K$ p- W" d* E
- display: inline-block;3 K/ P0 q5 h$ x- t6 t7 }
- text-align: right;# }5 F( h, T+ d' Z# l) l7 j
- position: absolute;
% m9 O( V4 Z2 q6 ?$ t" K - top: 2.5rem;
6 C5 b/ c8 b& l# n+ R2 p - right: -10px;4 L2 y( P# a/ x1 e* z/ q6 o7 h; ]
- display: none;
0 L8 U$ J6 g6 O# E1 o - opacity: 0;9 }! z9 \: H& N* A9 E1 |
- -webkit-transition: opacity 0.5s ease;
$ X' ^5 x' D1 M" m5 o! |% z( j - transition: opacity 0.5s ease;5 j, @! D% N* _, {( x
- width: 160px;5 w7 Y) P; U2 P; j5 _) e
- }
. m1 O9 H* u/ W - .dropdown-menu a {
' t& u# D t+ f- A - color: #fff;( z& W8 e0 n9 `! n( q% O
- }) B! F% f" |! [$ x
- .dropdown-menu-item {
8 Q& U( w: |" m" Y - cursor: pointer;
$ g2 v$ p( A8 ]& g9 Y - padding: 1em;7 i4 Y4 y% R# b
- text-align: center;! }6 e$ b1 B( N
- }" y/ `) \+ |0 K' x" ~ b
- .dropdown-menu-item:hover {
( Q1 h+ M3 ^7 q) n1 f' d% F% B. F% o - background-color: #eb272d;
B/ B4 v' S/ p - }
复制代码 # l! l# r# o7 t% b' M
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">$ F" a* K0 ]; H8 `4 k& Z
- <!-- Checkbox toggle --># \$ J) C4 J8 U" f9 U/ E
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; }+ _4 H# F( y7 a; T
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 `5 s2 y. P8 `6 m
- <!-- Content to toggle from www.mfbuluo.com-->
9 m' K6 h: @% d - <div role="toggle" class="toggle-content">! \' ]. Q0 S, V& o9 T3 R0 W# n
- BA-NA-NA-NA!1 {( v1 m( v2 f( H; L9 Z
- </div>
* B: m2 }! \% t4 {& F8 K+ q - </div>
复制代码CSS代码内容如下: - .toggle {
' `6 k& K+ B9 b/ p; J - margin: 0 auto;
& y7 r8 n3 V+ M1 W2 S: V - max-width: 400px;
I* g3 u$ a, i: f% }& i - }
+ _/ q1 G; F. B! S( T4 w* E. N - .toggle-label {
# S e; L' s$ I) n& I( Q" O - font-size: 16px;
, I6 r+ e: ]; @, T. D2 r - background: #fff;' N+ `5 V+ l# N4 p* O8 i
- padding: 1em;
3 S. t& s9 u) R - cursor: pointer;. T. T6 K4 Y/ P7 o
- display: block;
1 w/ m' g0 ~! ]" b9 {0 U( ]9 m; ` - margin: 0 auto 1em;
5 A$ ~, r) v; f2 U1 U0 P& Z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 R) G+ K3 z6 p6 }* |% G
- border-radius: 4px;
* l" ?8 N7 ?, g6 H - }) v6 I% t# Z$ p/ j- T1 C# ~2 u* r
- .toggle-label:after {* A' I* M; \8 {: e8 t2 k
- color: #ED3E44;3 o4 _7 I# d! D6 T
- content: "+";
% c3 S" o: S% ~* F W# ]$ j. p& n - float: right;
# F, t* a% v8 K - font-weight: bold;
8 @1 n! b, Y4 Q) [6 T2 \. I - }
" U* a- J$ P6 A5 P - .toggle-content {' t8 O! j- S3 N' t ?) R
- color: #B0B3C2;' Z: X8 V( N5 z5 z' ^
- font-family: monospace;
3 u+ }- |7 O4 V9 Y7 R - font-size: 16px;
) K# X( Z9 P" p8 a; l& d6 N- { - margin-bottom: 1.5em;* _; R7 a) S& W6 W7 [
- padding: 1em;
/ Z+ J/ x7 `$ }8 M - }
1 M1 c [/ z; X& d7 j) I0 m* h - .toggle-input {* r1 j! V p. G& z: E
- display: none;; X& m# ?9 a2 s3 c: j- L2 n
- }
! `' x! k; P; j2 y% J- h" f - .toggle-input:not(checked) ~ .toggle-content {
. ~4 B, M- ]6 o. N - display: none;! ?2 d! v: B, q. w, i$ i9 Z0 \, H5 M
- }* n: C Y. l, z! v" Y( L2 j
- .toggle-input:checked ~ .toggle-content {8 j3 H4 k% ~5 f' }+ Y1 S
- display: block;
# S/ N; w2 L( R- n - }2 D% ~. Q( l2 }1 a. N3 z
- .toggle-input:checked ~ .toggle-label:after {! l- s: E# O, x u- E3 g: j- O
- content: "-";
. S- Q" J0 n. g - }
复制代码 , D. G* k h8 a* d1 ?: t$ \6 R
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" M, Y# k* \8 X+ b: o3 A+ s3 G5 F4 V: c% N2 v& a
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