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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!">4 N3 ]) I" I5 g, R/ M
- Label for your tooltip& E( f( `- Q. m3 v
- </span>
复制代码CSS代码: - .tooltip-toggle {* A T: `2 i0 R$ E8 N
- cursor: pointer; u, g4 [% U" h8 M
- position: relative;
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- .tooltip-toggle svg {
* M: E: E* ~' R4 h - height: 18px;: X/ w5 B+ r. t3 d5 s4 W# w
- width: 18px;
9 D$ x: J8 \7 {' V - padding-right: 0.5rem;1 P* r. S6 u) V) m
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- .tooltip-toggle::before {% z/ u. S- m( I! e
- position: absolute;- B! f2 N2 c9 }* A) n2 C0 G
- top: -80px;
' p' @7 n4 [, i" u - left: -80px;
/ q0 z2 `1 E, G1 J4 V3 y - background-color: #2B222A;$ ?" T5 y- p7 C3 Z1 P6 a
- border-radius: 5px;
' u& z, X* x: _3 q! Z a8 H - color: #fff;. d6 D2 s4 Q+ b8 f9 F
- content: attr(data-tooltip);( {$ t- N- c! P: z4 ^) x
- padding: 1rem;9 G! [! k, x8 b" S4 c3 G; h
- text-transform: none;
1 O2 T" f" c# f- B+ Z8 p1 w2 Z9 l - -webkit-transition: all 0.5s ease;
$ K) q) y# a) F4 l1 n: M - transition: all 0.5s ease;
& R0 L% ]0 h6 u' D0 z - width: 160px;
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. g2 b, s- Q3 B9 @5 i; h6 S - .tooltip-toggle::after {
- s; z# ?. l4 B7 @; {( A - position: absolute;; X; L) `" o& g2 B
- top: -12px;
. t" t' k$ o E) f. Y4 j - left: 9px;" G/ }+ ]( s' J) N) n
- border-left: 5px solid transparent;1 H; b3 d9 [9 a2 [- _
- border-right: 5px solid transparent;
* m5 E" d, {+ W% o& h S - border-top: 5px solid #2B222A;
, ~9 I% l* Z5 N" x' a9 T% S5 t/ z - content: " ";
/ S f* u }. U0 Q. i) [ - font-size: 0;
5 G0 H" V; [- w0 x- }7 [% i# J X; g - line-height: 0;
- S! b V6 Q: b' ? - margin-left: -5px;3 j x6 o& `$ A9 d/ \, n; ^
- width: 0;
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% {+ @. J c* F3 N8 L3 l: i5 @ - .tooltip-toggle::before, .tooltip-toggle::after {" I% J1 e! o+ r( ^* ~8 H; v% F
- color: #efefef;
* B5 \4 R) m) S* k - font-family: monospace;
% w/ v: P; o, M, _. }' k' d - font-size: 16px;5 o- u) j+ ^( l% I$ V
- opacity: 0;
" {2 E& o8 B- Q" I( D6 Y0 ` - pointer-events: none;# W3 ^( N8 o! c/ j
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
- T; D6 j5 \7 T - opacity: 1;
. N6 O$ V& b- \' \( j# c# N" M - -webkit-transition: all 0.75s ease;/ ~$ r8 L# B7 K& u
- 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">
, S4 R5 f: v) c' s) f - <ul class="nav-items">7 ?& o7 S2 O7 n6 h$ ^
- <!-- Navigation -->4 C/ H1 k6 c9 e7 }' l/ g$ K
- <li class="nav-item"><a href="#">Home</a></li>
9 l9 M6 V- m7 e# b+ d G. B0 ^ - <li class="nav-item"><a href="#">About</a></li>! G( _! w, g6 K8 w
- <li class="nav-item"><a href="#">Contact</a></li>. S: k( O3 C, L* r4 F/ S
- <!-- Dropdown menu -->
0 {2 T- ` C6 M6 ^/ Q - <li class="nav-item nav-item-dropdown">
; [ s( J |3 C0 D. W8 N - <a class="dropdown-trigger" href="#">Settings</a>
" U* ]9 _- e, x9 ]# l& U - <ul class="dropdown-menu">) R; u! A. H5 d2 d0 c0 [
- <li class="dropdown-menu-item">
* }6 N$ f2 c! Y$ R% ], U3 x0 o - <a href="#">Dropdown Item 1</a>
; Y( m5 f3 k t9 P - </li>
7 r9 K/ O7 c" j/ W% s. r2 y- g - <li class="dropdown-menu-item">
3 F5 H- j9 J7 L0 ~. H - <a href="#">Dropdown Item 2</a>
, N8 p# b5 c2 m- g+ q, H) P - </li>1 E2 C4 Y8 L3 X; b7 ]! S
- <li class="dropdown-menu-item">
4 L% D+ N* o0 H3 i: I' } m0 f! } - <a href="#">Dropdown Item 3</a>
/ }& q u$ ~: y) Y - </li>
+ U7 ~2 T4 n( u" ^ Q - </ul>
: T3 Y. U6 j7 l, g; H - </li>& i! G9 s! ]& G" _: s
- </ul>1 y+ S A/ @5 b' K& b8 k- f
- </div>
复制代码对应的CSS代码如下: - .nav-container {
! c7 Q; O* q8 |% @2 X7 E1 s5 L - background-color: #fff;
. D& s8 y4 f" f* n/ O) M8 R - border-radius: 4px;
0 @: C0 a5 ?" H9 J* E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( r# u% i c) f4 P - padding: 1em;/ p; p8 x2 q M3 d' w6 C- m
- border: 1px solid #eee;- J6 u, @& [& w% z+ X' J- k* P* U
- display: block;
+ J7 t0 y, Z5 |9 R+ ] - max-width: 400px;
4 V ]; I0 U9 s' u/ G: u8 ^ - margin: 0 auto;( m! W4 h* k; k: T4 x+ f
- text-align: center;
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- li {) {1 ], @- g6 Y5 B) `5 ]
- list-style: none;% A) x2 V6 y& j8 x# x
- -webkit-padding-start: 0;9 X8 u; g$ k! r% _2 l6 H% |
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- text-decoration: none;
: |( Q7 y5 }1 @0 |4 ?! J' x# ` - color: #ED3E44;9 {' Y0 Z! s. v# D
- }
0 {, R* N! Z, V# D - .nav-item {$ c3 f; I4 N# g* o5 m3 ~- ^ C
- padding: 1em;, C% i$ h7 ?+ y8 O
- display: inline;$ t! C9 w+ a8 n
- }
6 f& v* g7 K; Y3 C) U$ {" h( g1 f - .nav-item-dropdown {
% n0 N7 \3 P: R3 l - position: relative;
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0 u/ J% f5 b* ?" ~ - .nav-item-dropdown:hover > .dropdown-menu {# b' h3 R7 Z( Y& H
- display: block;
y6 j L1 M2 g* w; M - opacity: 1;7 }5 L1 j9 G, p, o5 {. S
- }0 j: ^/ k0 Z8 f& V6 o- w
- .dropdown-trigger {* W! F1 D2 I* m% i0 U1 g
- position: relative;; n7 B+ R9 H: |) W& y4 ?5 P
- } q3 h& S! I( i# \4 B
- .dropdown-trigger:focus + .dropdown-menu {
8 H, s/ ~/ q7 g8 N. V8 L - display: block;6 `: I$ N# q+ C( ^" x5 T1 q
- opacity: 1;: ?5 m, }0 Y" m) e' L0 {* R3 T- s* G
- }
; m: ^; L+ }' s/ t/ C0 c% n0 O - .dropdown-trigger::after {
8 i/ B- \. [1 B# C' `* d6 _7 x- L9 Z - content: "›";
7 a: m. y, \$ r2 o) }" [ - position: absolute;
) ^" }) _) A( w - color: #ED3E44;5 M9 z/ _1 {, s' e" [& K0 m
- font-size: 24px;
# R; Z' Q7 p5 j - font-weight: bold;
4 }2 o& k6 Q/ p - -webkit-transform: rotate(90deg);5 U0 D! g- C7 [$ W L
- transform: rotate(90deg);
& F" |' m7 a( \* R, r - top: -5px;
: U& w( s2 g/ l P; f9 I2 D4 |9 F! L* G - right: -15px;
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- .dropdown-menu {: f; {: P& ]+ R- @/ @( z+ F/ h$ g
- background-color: #ED3E44;: J8 S( v0 t/ E9 N1 { c
- display: inline-block;* [! [1 B s$ N& G- j
- text-align: right;
, H6 V6 j2 m( _3 J6 Z, c - position: absolute;$ B8 @! d% P; F: x8 W/ |
- top: 2.5rem;
! G/ O. E8 | f# t7 a - right: -10px;/ v' B0 x, D9 \# D# M4 Q$ S' ?
- display: none;( n" t, D& K: q$ ~! ~
- opacity: 0;( B$ d7 ?% _; O: @2 ~$ B
- -webkit-transition: opacity 0.5s ease;4 W5 [$ Y8 u4 g3 h A
- transition: opacity 0.5s ease;
; n+ T5 e9 l- T" m/ I* r, f - width: 160px;
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- .dropdown-menu a {
u3 j7 R) t& P% E( R1 H9 v - color: #fff;- L5 u/ U) B# v7 x/ s: s" k
- }
# ?2 f0 [* k) W ]- w" a# _' K - .dropdown-menu-item {3 D8 ]& }9 K$ K; L4 u
- cursor: pointer;
l$ `, n& e% L. K - padding: 1em;3 k; W- i z# M1 k
- text-align: center;
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; B+ @6 m$ j! p* A5 V: |1 w5 F - .dropdown-menu-item:hover {
$ }1 t- ]9 n" i. \# n! p% s$ ~ - background-color: #eb272d;
$ B p. a/ k& |6 H" |8 f5 i8 K - }
复制代码 a2 R/ ?/ N* v& |5 s' S! @( @; Z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' m: j& W1 w+ i+ ^- K6 ?: c: V
- <!-- Checkbox toggle -->6 h9 o) ^% v- f
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" ?, L3 Z! j+ K5 C) _6 @
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; E7 O# I ]( \4 Q
- <!-- Content to toggle from www.mfbuluo.com-->
/ p. t7 B" r3 [! F - <div role="toggle" class="toggle-content">2 G8 n8 D+ c v! ~9 X
- BA-NA-NA-NA!
) x; q7 A. }( U |" Z. Y7 T - </div>
; q# Y/ J$ g' g8 |; C - </div>
复制代码CSS代码内容如下: - .toggle {, D) k: N; _/ M' J7 Q9 I
- margin: 0 auto;7 P( j+ P9 \( Y3 d4 H
- max-width: 400px;
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- .toggle-label {
3 V: }5 G! c& w1 I `% _0 H - font-size: 16px;
* D# c% }! E" C# | - background: #fff;
" S- t; s& d% s. i! { - padding: 1em;
\/ E5 u& B0 d2 h d; \ - cursor: pointer;
: z& ?' x1 v" A# t& s2 _: Y4 B - display: block;
; x; y( y2 M1 {7 s - margin: 0 auto 1em;
" }+ H. n& F/ y1 h) r - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 F5 X7 o) F: w$ ` - border-radius: 4px;
- f+ z6 Z k& y9 |" x. I) P - }4 Y% @4 \0 I$ V0 r
- .toggle-label:after {6 \+ {" Z( o" V. Q0 z3 m% k
- color: #ED3E44;5 r1 G# ]. s' z" W' a
- content: "+";
1 [8 }9 [% ^$ E% w: Z/ y$ A - float: right;/ @' o) d5 {3 o( j' `
- font-weight: bold;
% Y* h7 k+ d9 U) z5 _ - }: [+ X8 M/ r' A' R4 V( W
- .toggle-content {1 B3 F9 t/ [# `, G8 h' d+ o
- color: #B0B3C2;
4 Y( V7 [4 {3 O2 i! M - font-family: monospace;8 G, I2 _, S' [* P* m
- font-size: 16px;( j, i" v |) v9 }4 j
- margin-bottom: 1.5em;3 H/ e' s4 [4 g% Q$ i. {% w
- padding: 1em;2 ]& Q0 f+ [1 a9 d9 k
- }
9 Y2 ^9 k$ J6 N, o" w - .toggle-input {
3 H/ y1 v; `, U0 v% q# q" ~! Q4 L - display: none;
5 Q5 ^% p9 L/ I* E: z - }( G# M3 E( ^3 O& f! e
- .toggle-input:not(checked) ~ .toggle-content {) g0 R3 P; j; e& `3 V# {7 e. B7 Z
- display: none;
% y' g& |+ @& ^; a* n - }1 r V7 e8 m$ r1 O. H F
- .toggle-input:checked ~ .toggle-content {
: o% Y4 H& \# M1 t$ j U - display: block;
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- .toggle-input:checked ~ .toggle-label:after {2 ~$ i+ ?/ G/ o N. l$ P
- content: "-";
1 T% i2 W: a' g - }
复制代码
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