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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!">3 U! F2 L; G1 G3 D: j0 Z0 L
- Label for your tooltip
! a. ?* Z( ^ k M/ j0 k; T. x - </span>
复制代码CSS代码: - .tooltip-toggle {- _3 n) a$ o% A. T
- cursor: pointer;
$ p& q# U* X# d6 F* W- o2 f' J - position: relative;
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- .tooltip-toggle svg {
, E! O0 A3 u6 J2 B4 x$ }' l. _ - height: 18px;% L% w& y4 _7 H2 P
- width: 18px;) G* y9 S/ B2 g6 H9 v0 C
- padding-right: 0.5rem;
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& \4 T& _( N. E2 I- B: O - .tooltip-toggle::before {
& x$ s9 h6 p' B) @* F/ f( C - position: absolute;( W/ \' z- P- \
- top: -80px;& ~5 m7 R6 q) n! b6 S/ a: l
- left: -80px;- C- x1 g7 t( r
- background-color: #2B222A;8 j# w* g3 G, M( }) {
- border-radius: 5px;
, p+ u4 B" _* }2 M$ q' c - color: #fff;
) v5 n" I8 U5 Y1 H; f/ T - content: attr(data-tooltip);7 m7 b( |* x& b' u& c m9 v+ @
- padding: 1rem;# I4 a7 Z4 k& t2 [3 e/ q
- text-transform: none;: ~5 V6 S' V' X5 E. H7 \. w
- -webkit-transition: all 0.5s ease;" G6 T$ a! h8 x- s% W
- transition: all 0.5s ease;
, j0 d+ j% P4 s% S F - width: 160px;- p, `0 y5 E1 A, {( C
- }
5 f0 B( W s( |2 @ - .tooltip-toggle::after {$ M6 b! }" j& ?& _: F
- position: absolute;4 _9 g$ w4 f8 e* r ^
- top: -12px;
q2 _9 u' ?2 J" ` - left: 9px;% I% _8 J& Y: ?8 I% r
- border-left: 5px solid transparent;
% d" s. G( R# o7 h - border-right: 5px solid transparent;. Y$ @5 s G* U
- border-top: 5px solid #2B222A;
- S/ u. V& @+ u0 B+ W - content: " ";# c* e1 r. ]" v1 K
- font-size: 0;
% ?5 t- ^9 `3 [& n- D - line-height: 0;2 ~! |4 W. u* A, X+ a
- margin-left: -5px;
8 w2 e6 _* k# m6 V, K3 k - width: 0;
- I) l' x) d' @. v - }
1 f" D s/ r1 u6 Z1 |8 K2 ~ - .tooltip-toggle::before, .tooltip-toggle::after {, O: [, ^% ~$ l/ S! K
- color: #efefef;& `% L0 _! i, \; S J7 ]
- font-family: monospace;- w% h# ~* J o j
- font-size: 16px;- _+ S4 p* q; F; D
- opacity: 0;
6 N# W& D* B8 G* I( ~1 ~ - pointer-events: none;2 |/ T7 Z7 h: H7 ^1 B' ^
- text-align: center;
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6 ]4 L; C6 l- ^. Y: e" ?( D, L - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
; h4 P5 i5 t' q" M2 A - opacity: 1;
" B- T. c9 E) P9 B' H - -webkit-transition: all 0.75s ease;$ ^1 o1 p# `( y6 R) E8 ~
- transition: all 0.75s ease;
3 H9 c _8 E' T0 r- |- ~7 O9 }# ` - }
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">
1 f6 W' d8 U' Q5 q1 w: ?7 K+ G V2 K - <ul class="nav-items">
: z1 O6 A# U; Y9 h* q& _ - <!-- Navigation -->: L/ O0 X6 b: d
- <li class="nav-item"><a href="#">Home</a></li>3 L2 l/ @( v! l% Q
- <li class="nav-item"><a href="#">About</a></li>2 g3 z5 B2 ^: n" q# Y" ?
- <li class="nav-item"><a href="#">Contact</a></li>
/ p' Y) c4 I9 [; b# }, ?5 p - <!-- Dropdown menu -->- A9 Q* J% _( @. r1 k( Q# ] N
- <li class="nav-item nav-item-dropdown">* q7 |. |" n @2 s! J0 ]1 ~
- <a class="dropdown-trigger" href="#">Settings</a>
1 B( y1 W1 T2 k6 p$ k) l3 i0 y - <ul class="dropdown-menu">
0 h) O0 j' K' T' n2 R - <li class="dropdown-menu-item">$ d( }4 a R; N* V& I2 V
- <a href="#">Dropdown Item 1</a>
, V5 W: C2 h6 s - </li>' v4 Z2 H( C7 `) g8 B
- <li class="dropdown-menu-item">
# e) n% V" D0 G& z1 f - <a href="#">Dropdown Item 2</a>! Z3 R) {% B6 |) \& B- |7 |, u
- </li>
& b2 W k% u. o- j* l& L/ ? - <li class="dropdown-menu-item">
, d B, h' `! Z. x# y - <a href="#">Dropdown Item 3</a>; v& J& ^; `- [, Q5 x
- </li>- G y6 M6 w1 C, h4 e/ q. B
- </ul>
2 K6 m; S% K% v" D& L9 E$ x1 s - </li>1 ]% l2 K( g' n" b, Z
- </ul>6 v2 J6 ^ c/ G5 {8 c2 [* F
- </div>
复制代码对应的CSS代码如下: - .nav-container {
D* q6 f) [4 A, N# I8 S8 w - background-color: #fff;2 Q4 l; |( Z& t) p$ R( j. |8 [
- border-radius: 4px;
2 ?$ q" {8 O: L. c% L: { - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 h( o/ J9 J, t5 F - padding: 1em;
; L. z/ m! m% [$ @/ z/ e+ n4 e - border: 1px solid #eee;
$ }! U6 {# p" O5 g& e$ d - display: block;: d$ P! j P: ?3 _3 K2 v
- max-width: 400px;" q+ B9 Z0 u5 g }
- margin: 0 auto;& `# j9 ?& a9 ^" I5 u" e* e: y
- text-align: center;
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- ul,! m5 [* D% g% m! m3 E# a0 H
- li {
8 ^$ Z5 ~1 E9 }* N* n# B0 s3 x - list-style: none;% ^- N( s1 L2 _3 V _3 |) v# o& Z: r
- -webkit-padding-start: 0;
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; v! A2 p/ c6 K3 o+ H - a {
5 p; T2 U8 a6 I; C) A - text-decoration: none;# B% P" d+ \3 _7 @/ U
- color: #ED3E44;
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- .nav-item {6 Q( A0 ]2 \% b3 u
- padding: 1em;, K h/ i0 U3 o7 _) L
- display: inline;
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- .nav-item-dropdown {
( i- n+ j+ m2 i& e; |6 u9 [ - position: relative;
6 q+ n4 f1 o# K7 v - }
- r' U8 Z W9 j- L6 Z; J8 s$ ?' G - .nav-item-dropdown:hover > .dropdown-menu {5 C' ], F) j7 T( v0 _' ~' S2 n, f# T
- display: block;
6 T! |# l5 t2 T; n$ i& q - opacity: 1;$ q, M9 L- Z" r) }4 h! ^
- }. `6 K8 O& |6 H& h! X3 M( f
- .dropdown-trigger {. ?0 m! ?% R* U
- position: relative;. \5 N n6 k( J
- }
1 P' [- Z. K! k' E - .dropdown-trigger:focus + .dropdown-menu {
$ J3 T: s) r: b D+ e9 A4 O7 }- [ - display: block;1 G6 _. J, p/ {
- opacity: 1; i% l: U0 u4 S
- } z! b0 R) @. G+ c4 O! W1 V
- .dropdown-trigger::after {3 L" p) R* ^& M4 _$ q3 _) I
- content: "›";% U0 G6 H( f. g6 f7 X% f) R
- position: absolute;
4 t& S" a7 N) ]; A - color: #ED3E44;: ^+ k5 `! }0 r; M: I0 X
- font-size: 24px;9 M# f, B9 P! V* i7 P, T0 y
- font-weight: bold;
( [6 s# A/ ^! V- a - -webkit-transform: rotate(90deg);
0 n- ? Q5 Y# e% U+ f - transform: rotate(90deg);
, m( b/ x- W, T) w- H# n - top: -5px;/ L& m: g( `* B# c) T
- right: -15px;4 a* E1 n! E# C% B P
- }0 S! l# ^5 P2 t- w- T- u
- .dropdown-menu {- c0 P: _: ~; t1 b& m
- background-color: #ED3E44;
) q& c6 o6 { D+ F, z% F* } - display: inline-block;
2 Z2 Q" `7 [# |( G - text-align: right;
1 m3 k; V+ l* X! ^ - position: absolute;
* X- n; z, ]# o" z* @ - top: 2.5rem;
4 Y2 b x# E; d6 y) d - right: -10px;7 d* g4 s5 D" N2 |) R
- display: none;- g w1 n8 h, r
- opacity: 0;
$ J) d P& o& s) l: t - -webkit-transition: opacity 0.5s ease;
1 U, V% z. y5 D5 e: ^% d1 n+ Z# N5 u - transition: opacity 0.5s ease;
# b$ t0 j, V4 J9 R& e - width: 160px;
6 j0 _% Y; A) }5 g, N; \ - }& u; f- n4 a+ X% \
- .dropdown-menu a {4 D6 z4 ?5 r1 c! H4 W! ?6 f
- color: #fff;
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- .dropdown-menu-item { `% N. O# h( K, I% P/ e+ r
- cursor: pointer;" F- _$ ^) v3 C4 S
- padding: 1em;% i: u- c6 o' _! j
- text-align: center;
4 g4 |4 u2 E, s4 O5 B2 H - }
5 h( ]! _8 M4 X( x% p- n - .dropdown-menu-item:hover {0 j& F9 u; ?0 ^5 ~$ ]: W) \! A C* l: c
- background-color: #eb272d;
: E: R3 q; T/ r1 _- w - }
复制代码
$ I- ?; C6 D1 b/ w5 |$ o6 l/ D可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
5 b7 L* t. e. V; _ - <!-- Checkbox toggle -->
1 R$ ~' P, _6 x - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( f t' K1 p/ X( D1 D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- n& t- T" u% d U" ]' R" k# [4 z
- <!-- Content to toggle from www.mfbuluo.com-->
6 u( Z8 a9 ]3 ?, v; T4 A8 U. a* { - <div role="toggle" class="toggle-content">
( P s9 X& ], [& @5 x# O: [ - BA-NA-NA-NA!
, U) n# K5 C' ^0 K0 d/ n: c2 A - </div>
9 c9 |1 l) M, m ^ - </div>
复制代码CSS代码内容如下: - .toggle {' @: ?/ w% r: @, u7 _- n
- margin: 0 auto;7 I4 v# s( v+ a0 p8 \3 G0 a# X
- max-width: 400px;
* p4 U2 Y m5 C d c3 @ - }
4 X" s7 ], M( p) K3 q - .toggle-label {4 n8 ]/ l8 j$ {. j
- font-size: 16px;1 i. t- d: s/ ` p. V0 \) Q
- background: #fff;
G+ a9 P6 q7 T4 j+ J- N - padding: 1em;
" j+ A3 M$ K- U5 B$ e - cursor: pointer;
- N3 C5 t- u! L4 d1 t - display: block;! v/ z: e) X, W& m
- margin: 0 auto 1em;( e+ d2 H) y- [! r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ i, E* I" U' L- D+ l. B' V- l - border-radius: 4px;) X1 ^( H1 `2 y0 k
- }2 v! E% O* K# ~6 X9 k
- .toggle-label:after {
) l+ L( g( C! J: K" Z - color: #ED3E44;+ f: h F) D# E6 t' {- s2 v' p
- content: "+";
% N. c" _: U. p m( f& w) V - float: right; u, i+ R+ W# d
- font-weight: bold;3 s6 S+ p4 {! Y3 T' D
- }1 ^8 H2 N/ ?: w; S/ k* M
- .toggle-content {
a9 \4 V2 I- ?* X) C4 l, P; z - color: #B0B3C2;5 x) ~- r1 e) X6 k
- font-family: monospace;
' l$ d/ \5 e3 k - font-size: 16px;2 F3 Y# r4 d, R( a) ^# j
- margin-bottom: 1.5em;
# x% C5 s: R. \ - padding: 1em;
! @$ ?% z, j k5 p6 s- b5 K# s - }
$ T7 `' B( R: i7 A+ p - .toggle-input {: y" E/ R# @7 b$ M
- display: none;
' l3 j8 R$ i4 \0 \ - }
3 w8 [% e8 T [1 Y! j - .toggle-input:not(checked) ~ .toggle-content {. n$ Q0 _/ f4 Q' i% ?2 i
- display: none;
0 w. ~4 C: D; }. ~3 w - }$ Y; F L' ^$ @
- .toggle-input:checked ~ .toggle-content {8 G$ V W5 Y% d7 y6 j8 [- O2 J* ]
- display: block;( `) U3 b, e- u
- }
! t# V: }3 O/ q9 @; d2 P0 Y - .toggle-input:checked ~ .toggle-label:after {
4 n# F7 R7 c; C' u - content: "-";
9 N& S3 y, b, V& z, D - }
复制代码 ! j1 R, y3 Z# X9 w: I
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