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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!">% R! u! M: O2 P
- Label for your tooltip8 a, D5 G) V* c3 Q! e
- </span>
复制代码CSS代码: - .tooltip-toggle {1 {$ |% T9 B' I* W8 v2 }+ k6 }
- cursor: pointer;
! Y$ h7 B6 `, x - position: relative;( E! L& l5 V8 H
- }
; Q' D/ g8 H7 \ - .tooltip-toggle svg {
8 I: Z/ K" _$ @- \1 c - height: 18px; A- g4 D1 i4 _
- width: 18px;
' z- ~3 ?% @) r - padding-right: 0.5rem;3 g8 _ d! w: I
- }
, E8 K3 k7 b4 { - .tooltip-toggle::before {
$ G" ?0 r0 Q$ a - position: absolute;
0 I+ |7 t' J# _2 C& F - top: -80px;
6 I* g- |- F2 V% O: Z9 E. d - left: -80px;
9 w/ q2 H: R. o+ P6 E; ~( _7 ~ - background-color: #2B222A;
# q7 m6 J! W' A" R - border-radius: 5px;
9 t! k7 M; j, l. H - color: #fff;" y5 p0 H1 C/ Z2 y) W8 d6 B$ q u
- content: attr(data-tooltip);9 t8 k) n8 w! u# `" A. c+ l. P
- padding: 1rem;( Y m6 r& H3 t4 w6 u
- text-transform: none;
" R6 ?7 S" d$ N* { - -webkit-transition: all 0.5s ease;( R" } U4 r- F8 U
- transition: all 0.5s ease;
! J; j9 A0 H. B# d. | - width: 160px;
" ]- n% @5 I7 D2 n - }
1 V6 t/ O4 ]* V, u5 _, e - .tooltip-toggle::after {( G/ z6 a3 ^ H j' C
- position: absolute;
; H2 {# O2 q% x, q- w# N - top: -12px;
: p! T N& [ ?, _7 c - left: 9px;* ~& |" A$ _! n6 ~! D
- border-left: 5px solid transparent;
: q9 A( Q, J; M G# x- t - border-right: 5px solid transparent;
5 \ w' z+ U+ k5 M6 j& O0 y - border-top: 5px solid #2B222A;
# Q% f( X/ ~) [0 t, k. y - content: " ";
+ x$ u) Q) N2 h1 {$ j, S - font-size: 0;
' E- |3 ^3 B- x# ^0 W3 x* r' Y - line-height: 0;& u) h8 m* p- c9 i6 }
- margin-left: -5px;
& ~) h1 L7 C7 K9 j: j1 V - width: 0;9 e( g8 q, I3 S, e1 q
- }
3 ^! a7 A2 N) B - .tooltip-toggle::before, .tooltip-toggle::after {. b( y4 S/ J" }" l/ K# l' z
- color: #efefef;
, w1 \ t- V* f# K$ v - font-family: monospace;9 I* R& y# V1 T$ e
- font-size: 16px;( C; d4 a, ~- m- L; g
- opacity: 0;
* S/ }+ r% t" l8 G. h# Q; ` - pointer-events: none;
( \& @; y' J i3 G0 S( U - text-align: center;
/ @. T* [; L5 b( @1 o1 K - }
. n. C4 ?: ?$ Q$ F5 J' P9 l - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 S5 K1 Z- f) y& h( e8 t" H( ?
- opacity: 1;
4 f7 x. w G+ F+ j) {: M8 Z - -webkit-transition: all 0.75s ease;* t+ N e' Z% _+ K
- transition: all 0.75s ease;
1 N! y/ t) u2 j I) X' P - }
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">" v( x/ a% r$ R% W+ G7 a, E' i
- <ul class="nav-items">
# b8 X6 D3 N; u( K# L - <!-- Navigation -->
/ D T0 U' E* A+ ]1 m$ ]2 g - <li class="nav-item"><a href="#">Home</a></li>
2 H, J' p2 x7 }& B( \- {" { - <li class="nav-item"><a href="#">About</a></li>9 f, _) k: v1 b' N, ^2 M
- <li class="nav-item"><a href="#">Contact</a></li>
8 i2 G5 y4 |( R5 E" W$ w# r - <!-- Dropdown menu -->
7 p, @. z V0 r - <li class="nav-item nav-item-dropdown">
8 t- B. |7 Z0 l: |+ ] - <a class="dropdown-trigger" href="#">Settings</a>: K" d. P( p. x; T p- _0 X: O
- <ul class="dropdown-menu">3 n3 o- r5 L+ U9 x/ a3 G+ H
- <li class="dropdown-menu-item">
4 \' _( O" d- _& {2 _' [. g: n0 p - <a href="#">Dropdown Item 1</a>
. c5 O1 J# R" X2 P/ A - </li>
( L$ O( v( t# I- E% D: G) g - <li class="dropdown-menu-item">$ L8 M5 m5 a% c2 |( f# o D
- <a href="#">Dropdown Item 2</a>
7 Q! {! P# v, s3 F - </li>! m) F% }- r: k' C7 K9 W2 Z
- <li class="dropdown-menu-item">
' \) G, V! D+ m" p, h7 x - <a href="#">Dropdown Item 3</a>: G0 z, |' l/ u8 C. q! ~, x( S
- </li>6 M$ T# q; q5 P& h4 r8 g. P* T
- </ul>
1 N" u1 l* N4 b; M! {+ N - </li>3 |9 _2 `9 U5 `3 @3 x
- </ul>8 L0 f% h# M) o2 F
- </div>
复制代码对应的CSS代码如下: - .nav-container {
" x- ?9 y7 a3 Q( p$ G2 u - background-color: #fff;4 Y O" x7 f& f. ^3 t
- border-radius: 4px;
( R% V( q! P5 H: H - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 d R4 N% r8 s4 c/ _+ T' z
- padding: 1em;
* Z1 d5 r4 k- T1 W6 L) a" e: M4 L5 U - border: 1px solid #eee;: d2 P; }) D& x2 ?- H H
- display: block;
! b4 \( W* s$ R4 f! O/ p$ t7 t - max-width: 400px;
e) a( b) i/ O# | - margin: 0 auto;. s g8 q" ~3 I% N( D5 k1 E u
- text-align: center;
) k! D$ s, U; B: O3 W - }
- y. w. X/ v7 [4 d ]9 h }# G; ` - ul,
3 ]1 a+ d' g8 x. ^' ~5 Z - li {. T6 _) e: ?" G* \8 d: C# g
- list-style: none;: `: m9 `/ m7 \8 ?2 i$ b6 X- D: X
- -webkit-padding-start: 0;
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- a {
5 w$ B" b# m D6 }. [, I. J1 ~5 }! ` - text-decoration: none;
9 I6 i3 O& E- q9 B3 _ - color: #ED3E44;/ Q8 V4 G* O1 l- E6 Z6 u7 C* E
- }
7 G# g' y+ ]9 p/ `' A - .nav-item {
/ p5 E0 p3 s/ S2 \8 X e - padding: 1em;) u3 @7 C3 c/ r1 f2 E
- display: inline;
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- .nav-item-dropdown {5 w4 |* G' N$ |7 z+ Z3 w
- position: relative;8 m: a/ Z! ]) |+ E' _: b% I
- }. M! K4 A J" h
- .nav-item-dropdown:hover > .dropdown-menu {1 Z5 M$ T# ]) E! i6 W& b$ S$ _) p
- display: block;
* p9 I4 d# C5 t( [1 |6 e6 l) X - opacity: 1;2 _# ~# E3 a3 C$ i1 T, Y. g
- }
+ z, J8 Y7 {5 }( G7 k/ i1 ] - .dropdown-trigger {$ g$ o; ]# U% y
- position: relative;% \0 t3 e4 t1 y3 |# c
- }) ?3 f) ?% F$ p. O5 j
- .dropdown-trigger:focus + .dropdown-menu {$ G6 H. n f6 F C" E+ S- a
- display: block; ]+ Q0 g, p; N! ?3 F
- opacity: 1;# K$ M0 l+ a. [* c& f p8 ]! z" I
- }
$ E. J) d8 ]+ ~" x% t - .dropdown-trigger::after {
$ v5 e7 ]& r0 s% d- V - content: "›";$ o' I- Q" {% J9 g
- position: absolute;- u7 E1 [. Q0 [; |4 H
- color: #ED3E44;
8 p" X# H* q9 l) s: U* e - font-size: 24px;
. j+ b D) M! |6 @0 m4 a - font-weight: bold;
3 c$ _/ F# K- @3 L( } - -webkit-transform: rotate(90deg);! z5 R6 m* P0 ^' M: o
- transform: rotate(90deg);% i2 o$ `; o5 ?, B
- top: -5px;
; q7 G' k# i# M. r$ [ - right: -15px;
8 V3 ~: S8 `( C5 y8 O2 c - }
9 \0 \/ @* `8 v- L4 G - .dropdown-menu {
0 Z/ p% U4 A! e0 ?7 }3 d - background-color: #ED3E44;( O: M l4 X5 }) `
- display: inline-block;8 r; j' m$ _5 t7 J
- text-align: right;
; ~/ O d% `, @9 h# ^ - position: absolute;+ `; \* T3 @6 a) E: [1 G" W
- top: 2.5rem;
' n4 t1 E, v, h) ? - right: -10px;
+ k3 v* p" m# N5 F; R. K - display: none;" F% g( L' M0 p0 Q) l: A
- opacity: 0;: u2 y0 V6 {1 f
- -webkit-transition: opacity 0.5s ease;# @1 t. n$ m+ |! f+ P' v) ^/ ?) E
- transition: opacity 0.5s ease;7 |; t5 m: i- J4 `3 E( E
- width: 160px;
2 t. L, b& L! R/ [ - }, y' W$ K) t5 S* A) K* G2 ?% c
- .dropdown-menu a {
! a8 \6 q' H( G$ d - color: #fff;/ z5 e9 G, w: s f
- }' ?9 Z4 z& T1 ]; j
- .dropdown-menu-item {
/ F. N: `6 r% U A% x; c - cursor: pointer;$ j& e1 `# ]' v, g) n. x( a
- padding: 1em;
( M( K) u0 V' B+ `7 W9 o - text-align: center;8 }! s4 u) K( ^1 P; O* ^
- }! m8 K6 }; M& N5 o
- .dropdown-menu-item:hover {
7 b5 V8 K; e0 v* K' f - background-color: #eb272d;
n' ~+ [( U1 q/ c% w4 O! C+ v- r3 A - }
复制代码
0 P. ?" ?& E5 I$ ]2 U可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, I% P. ~' ]7 L8 i* c* j
- <!-- Checkbox toggle --># {# ?: V' }; O# G9 K4 t7 g8 M
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% r0 {: z0 J# G2 `" ~ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>4 m+ U. x5 C+ u* O# d. d* C
- <!-- Content to toggle from www.mfbuluo.com-->& @+ ^& k. E+ [5 i) _4 t. }: f% z
- <div role="toggle" class="toggle-content">9 h5 f& R( O) p5 v5 {: R7 g
- BA-NA-NA-NA!. j' w' m8 Q; b+ `" Z" b2 L
- </div>
! h2 W0 J7 e% `# r, T5 d - </div>
复制代码CSS代码内容如下: - .toggle {* Q! x6 R/ j, l/ a8 v
- margin: 0 auto;/ s: E, M6 f! ^( o" y
- max-width: 400px;
( w+ I. n) P; _, k) u - }# L$ L2 p; z! @5 f/ q
- .toggle-label {$ p$ x" L8 V; I
- font-size: 16px;' Y; f/ U w! v" H" r. S
- background: #fff;8 i8 k2 m* u2 F( [/ ^! L4 Q) w1 f4 G
- padding: 1em;3 P# x0 Y8 P) {7 d% A- V% p
- cursor: pointer;
' p4 N# W" N, S" t, E - display: block;
# z. g+ X9 \+ F& j# k - margin: 0 auto 1em;
3 g b' d7 T# q0 `! E% s) x3 K - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, p6 {5 x7 k3 p# d* X - border-radius: 4px;
8 Z, ]; F$ R9 W+ h- @6 i - }" P n8 S. ~% D+ K0 Y
- .toggle-label:after {
# L* B% j# l& d - color: #ED3E44;
! [) E' s8 B B: J7 ] - content: "+";
7 Z. b9 J8 @; p6 R6 n - float: right;
' `- j4 z1 {* ^3 V: M3 D - font-weight: bold;
7 D0 h8 ~$ K6 Z4 h3 `8 H1 ~/ j - }
9 I6 j5 J" @5 [. Q - .toggle-content {8 n; X8 J, T0 H2 p$ y
- color: #B0B3C2;" }& F6 j! I9 j) `8 x6 C
- font-family: monospace;8 ]& I% T' @. k% L( _' v
- font-size: 16px;
! L5 p0 s7 @/ r2 K* Y, T3 y - margin-bottom: 1.5em;
* B+ a+ T2 X# E- f% ^6 f - padding: 1em;
! e5 v' U+ w, {: m - }
2 K2 ]( V2 w# \$ l - .toggle-input {
3 K- ~1 f' U$ o( @' Z/ J - display: none;& H8 _0 E1 E3 G& q0 C
- }& I% W& `! x: P- m- q
- .toggle-input:not(checked) ~ .toggle-content {
+ C5 s2 u' ~) H9 C - display: none;
7 D; i0 T0 q: c- s x H - }/ Z/ r5 h, e) R
- .toggle-input:checked ~ .toggle-content {
0 ~9 R9 f7 G$ m# | - display: block;
, q9 I, b' A3 L+ o5 {( @ - }
6 q/ r1 t0 V+ G - .toggle-input:checked ~ .toggle-label:after {
2 v$ n4 l: A. @$ h1 \+ O - content: "-";
8 C% y. j* ~" l" s' F - }
复制代码 5 X/ e- K+ }! E+ W7 w/ K
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5 q' b" v v$ h$ f" ?5 w0 |5 F, x) c# s- O4 ]6 n5 Q
$ r) a, ^7 J* f6 t$ ] |