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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!">/ C4 t2 J. B( u+ c$ I
- Label for your tooltip9 o0 f# c. ~6 m j" g" a0 o
- </span>
复制代码CSS代码: - .tooltip-toggle {
" b' l+ _1 J8 u3 L - cursor: pointer;
7 g: L4 q% i, [, ~- E" K+ w" W - position: relative;
* d0 e. U w( r* r/ p6 w. g - }
: K7 a+ q! s/ v O% Q& V - .tooltip-toggle svg {
) A9 V3 d) L5 p1 @# K6 v - height: 18px;6 K' E$ A; G* g# h5 A/ ^4 O
- width: 18px;( Y) S: [" W/ E& X: a2 @
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
( H3 {& v$ @$ Y; ~/ i z6 ^9 Y* h - position: absolute;" U2 O3 Y; @) a3 I, T6 ~! \9 e# ? t& L
- top: -80px;" O0 Z6 F4 R$ v9 T5 Q- K; e I
- left: -80px;
; A. J9 O+ P. b8 I& S# h) c0 W/ @ - background-color: #2B222A;& B1 \- ?* A8 N, e$ D
- border-radius: 5px;7 D2 u1 U" g* R$ [7 M4 H1 C' @0 W
- color: #fff;' T0 n2 \8 q) D. w4 U; j4 W
- content: attr(data-tooltip);
, X* W5 r' x& K( O - padding: 1rem;
5 ^+ w* l$ [2 {8 Y. `& k5 g- F - text-transform: none;
0 ~% L' o0 ~1 L" l8 j - -webkit-transition: all 0.5s ease;
% a% |3 C; E( b' [ v* Y% l - transition: all 0.5s ease;9 J/ b4 Y3 A: Y& h6 }- e$ I! g
- width: 160px;
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$ @" L8 c; S7 z& k( ] - .tooltip-toggle::after {2 T8 @+ }- Y( L( j* x
- position: absolute;; I/ l- P7 P& E* h# [
- top: -12px;
9 r( {& s1 M1 b% m - left: 9px;
5 W8 R# l) J6 }1 Z! z) Y0 [ - border-left: 5px solid transparent;
) Q7 m) r: N) X0 P - border-right: 5px solid transparent;8 w, @5 {. E K3 ^/ v& x4 f
- border-top: 5px solid #2B222A;
% l A/ U+ ~6 S* T; [ - content: " ";4 I. E/ j. b* [+ D/ d. I) F
- font-size: 0;
# P% |8 B# d3 ^0 U* F( ~/ S - line-height: 0;
' E" q; J( \8 {3 ` - margin-left: -5px; ^, y. k3 K* ?7 I7 c" M
- width: 0;4 u. }" k" E$ h* {& J% i$ r! L0 p
- }
; S5 W3 K, l3 y" T+ c2 M, `- q7 s - .tooltip-toggle::before, .tooltip-toggle::after {
4 f* ^7 b1 y5 L+ f9 g - color: #efefef;
* V' I( U- f& z, I8 G - font-family: monospace;
a, i6 c' Y- V8 i - font-size: 16px;
+ Y* }& C/ e9 N% s0 w& V - opacity: 0;
& @8 K1 n6 L! x5 W - pointer-events: none;5 m( |& R! r% Z; d/ x7 t
- text-align: center;, e- ^3 p! V7 A- e1 e
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
- P+ \" {9 K) m% Z: Z* u& I - opacity: 1;0 ?3 x, k$ ~5 t
- -webkit-transition: all 0.75s ease;! ]3 G" L' Q7 `/ [: |) {, q
- transition: all 0.75s ease;) o9 x% E; ^, l O
- }
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">4 h; ]( h9 D2 F" `- P5 g$ d
- <ul class="nav-items">5 h) }: m- q1 n% f# W& X M: K9 Z
- <!-- Navigation -->0 \, ~4 d1 W# R6 T ~2 b3 {
- <li class="nav-item"><a href="#">Home</a></li>
) L! C. f% n! M7 a- p% G8 N - <li class="nav-item"><a href="#">About</a></li>1 B- b5 S$ Q3 q. B% ^' ]
- <li class="nav-item"><a href="#">Contact</a></li>+ R- X0 l1 ^- L7 r
- <!-- Dropdown menu -->
. Z5 h- r$ [/ S u - <li class="nav-item nav-item-dropdown">
' b$ R; z8 M1 R/ }2 }3 V8 E - <a class="dropdown-trigger" href="#">Settings</a>) Y: C+ @: S8 B5 _& _7 x9 Y/ H4 F2 N
- <ul class="dropdown-menu">7 U; B/ x3 e6 V( C: _. {
- <li class="dropdown-menu-item">
: T" J) z2 i% Q. p) {3 d - <a href="#">Dropdown Item 1</a>
' `9 W5 `/ N! _( g- B) B, t - </li>
8 z+ O2 _ V9 W8 G7 \' h - <li class="dropdown-menu-item">* Z1 n+ @: B5 S# r0 b b( u" q
- <a href="#">Dropdown Item 2</a>2 f7 a) ]0 M. x) H
- </li>
, ~ _0 v/ ]8 D3 V - <li class="dropdown-menu-item">
" N* y Z7 S6 _8 q - <a href="#">Dropdown Item 3</a>; s7 ?! T6 n+ Z' N
- </li>
$ w* E% ^7 Q$ m1 n: M' Y% } - </ul>
1 b2 u" O* g' W - </li>
* r* L2 f3 ^: M% }) |4 u) ]- Y - </ul>
: O2 A9 Z6 ^4 b9 z1 S, O - </div>
复制代码对应的CSS代码如下: - .nav-container {. x! P& Y* N6 M) ~! O$ p. n
- background-color: #fff;
9 b: G/ m" A/ \+ ]/ |( l) G0 Z, ?. u - border-radius: 4px;$ T2 k5 `# Z; Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 k' Q4 O8 S1 H) D$ \( a7 d F0 u
- padding: 1em;: k# ], }: H1 g; h
- border: 1px solid #eee;
# D' r" a& t; w* u( _- V- E& U" y - display: block;
2 s! f" ?5 ~0 O& q1 [ - max-width: 400px;
# L M) N8 ~6 S3 x - margin: 0 auto;8 D$ J- _( }5 }; l+ \. O) H: U
- text-align: center;
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1 d P$ ?; ^( r3 |; y. J - ul,
4 `7 g# {) K2 D% c. x8 T+ ^ - li {
* w" a* O9 W" p0 d* |* U - list-style: none;2 b- Q3 U* P6 p7 T0 d
- -webkit-padding-start: 0;( I( N# Q9 K5 d( g% u
- }
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- text-decoration: none;
' d5 p/ v) }% m+ B) x5 R. o- q - color: #ED3E44;" A/ m: l3 @& X- s! D/ k) K) s9 f
- }7 x* l! |1 H9 w: m9 ?4 g
- .nav-item {
; V" u% W5 a( A9 t- ~ - padding: 1em;. i) ^7 y; S( Q/ O, m0 D. n, e4 n
- display: inline;
8 Q4 X% \" ]: ~/ N# p. }$ a8 O8 u - }
, Y! A. `% E1 J- y% q X - .nav-item-dropdown {
; W7 g# q9 W% y6 D( `/ a - position: relative;
# V. \) X; v, P - }
$ d' t" [# o( f; F+ C - .nav-item-dropdown:hover > .dropdown-menu {& u# S) V/ Y3 X
- display: block;
& b2 {; g, L/ b$ f: {8 V% J; i - opacity: 1;
# _% Y2 E6 z$ i: Q( }6 C - }
1 x8 k! V; p. m6 m - .dropdown-trigger {& A( L# S4 E6 Z
- position: relative;4 T0 @- n+ I& L5 C
- } M9 K8 Y' ]* h7 y( L6 F2 W# z& a
- .dropdown-trigger:focus + .dropdown-menu {
; a* C% R5 x* q1 n5 W0 g - display: block;
5 M( r( W" {. ?" B8 |- q - opacity: 1;
: A# I: c+ D. r) ~% } - }
& |" i/ G/ ^! s6 x: { - .dropdown-trigger::after {' F. [5 k2 |( B: G* y* j
- content: "›";# ~9 o+ p! _% A- Y& u$ _* A8 W
- position: absolute;# `5 M# s; p8 O# ^. h. H1 ?
- color: #ED3E44;
; \4 {& T: N) n6 u4 L7 Z - font-size: 24px;
0 D& F( a4 V7 g S2 w - font-weight: bold;
, y% v5 J( s8 L1 ] - -webkit-transform: rotate(90deg);/ z) m4 B! o5 j" B8 ~
- transform: rotate(90deg);, q6 Q) {7 ?7 D5 `& |, q+ ]. c
- top: -5px;+ l! O* c% i, E+ E) L
- right: -15px;
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+ d2 p6 t- L& q/ H' K) j& Y( B - .dropdown-menu {
) I( [1 u! E5 U$ }, u0 ? - background-color: #ED3E44;
) _: s2 s6 s( ]8 Z/ A0 Y! S# q$ |( z - display: inline-block;2 T' d Y0 x6 r2 e( \2 d
- text-align: right;
* O/ f& U C6 L7 r% D - position: absolute;: Z: v4 j, B. y. B( V
- top: 2.5rem;
4 z+ Q( Z" i9 h% q" G x! _7 m h - right: -10px;
4 ?$ S* _( h6 P - display: none;
: n% c J2 ^2 w: H5 F; E+ W - opacity: 0;+ a- [ ?; I! N
- -webkit-transition: opacity 0.5s ease;
. `9 p0 D# I% `% C$ I - transition: opacity 0.5s ease;
* _- z7 T6 O+ T - width: 160px;
; Z A$ c& H6 }8 X4 N - }
$ o, f( E- Y [$ g, v+ ~) d( X - .dropdown-menu a {
+ n1 J* `5 y% W9 U* l. W - color: #fff;* i6 S& q9 e6 b) U4 w/ T- H
- }
D) o* c# c/ Q* X2 }3 c) M8 y - .dropdown-menu-item {
: A9 } y3 k" q0 D& T' b! q - cursor: pointer;$ p+ I( d1 J5 o0 D3 _# u3 ^
- padding: 1em;
2 R* g9 |" Y; _ - text-align: center;
+ X8 [4 a! X. o: B, _ - }/ N: N9 q( ~7 Y: K1 E4 W$ e4 ?( T
- .dropdown-menu-item:hover {
* p" R) P) i g$ @1 d2 q" P1 c - background-color: #eb272d;0 I8 p) i1 B4 T5 ?: q O
- }
复制代码
* T9 G$ A; u) _4 N可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( L: N/ i" j2 Z3 i
- <!-- Checkbox toggle -->! M" t/ ^. Q1 G C
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 b# H0 Y9 v5 f& L1 q7 b
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ N9 `+ H6 [5 D5 U& l& j2 V6 K. ]
- <!-- Content to toggle from www.mfbuluo.com-->
- X, n, ?( r) M; G* y - <div role="toggle" class="toggle-content">
. e$ x; B9 L$ A1 p - BA-NA-NA-NA!& U. _! G+ _4 h5 o
- </div>8 g! H2 p: r- [& A U
- </div>
复制代码CSS代码内容如下: - .toggle {
4 Q% I n3 C9 a( N b+ o/ O7 { - margin: 0 auto;. ] k. W1 e& k9 V- e1 G6 J7 \
- max-width: 400px;
0 J; w! h$ J6 R" D - }
& B6 H \% g M7 p$ j - .toggle-label {+ ~* H* j. B; E# J
- font-size: 16px;$ I ^8 P" m; y8 w- ~
- background: #fff;, r8 i8 s7 }% k2 f( |* \
- padding: 1em;
& r0 D1 I: b8 o0 Y. n/ x - cursor: pointer;3 n" q; Z0 `# `' Q; B
- display: block;
" ^* k3 k0 Q7 J( C8 q - margin: 0 auto 1em;/ X& N% @- C$ P; N ?7 f" c& I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" J& g8 g+ g4 m, Y- E8 Q( [% D/ ` - border-radius: 4px;
% W6 i/ V# U8 e - }$ O5 a/ {3 o' S5 h. c+ ?$ B
- .toggle-label:after {
- M* ?8 v4 M3 j* Z, A0 N2 y1 m - color: #ED3E44;
% m: w7 E/ l. I3 g - content: "+";$ \7 Z, Z3 d7 X# n' u
- float: right;, E6 B T7 l) p2 t$ L# x
- font-weight: bold;
8 s: c7 o9 }+ j - }
1 a) e+ } u% }# p) G4 }8 Z - .toggle-content {3 ^7 x" Z* \7 X2 P" M! F
- color: #B0B3C2;9 ?) X+ k' Y. U$ l+ F
- font-family: monospace;3 i, B m. v; @( ^0 [. K0 Z/ M
- font-size: 16px;
& s# @1 R# ^, j' k9 v# O - margin-bottom: 1.5em;
+ m- S) K/ L* q) s- G7 ~ - padding: 1em;. `2 |7 X$ @( _; ?9 J. D
- }
4 [5 O3 V; Q% q/ b! o2 X4 s: j - .toggle-input {7 Q" C) d' ~) Y _7 r8 F4 c8 m' B
- display: none;
& l: {) ~' J9 h( C - }2 y* _) }* s) n% e7 b0 ^. s
- .toggle-input:not(checked) ~ .toggle-content {* w. s4 @4 \4 }( }) U
- display: none;
L2 M* K6 H6 A1 n - }
3 _% z5 t0 m/ A: T - .toggle-input:checked ~ .toggle-content {
& [. N/ B: M. E' C; V7 ?/ }& d6 { - display: block;
; ^ [; S( a( I, q - }
1 M$ u2 |% H9 p% ^. K; B - .toggle-input:checked ~ .toggle-label:after {
5 Q! `! `/ i% G- X - content: "-";
2 g" T/ d) G2 l& W8 o6 D - }
复制代码 + n: h H$ X5 `" I' c3 U
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