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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!">
# S5 W! F8 o* g S" R3 J - Label for your tooltip
2 h; c% U8 `' [. n& t; [ - </span>
复制代码CSS代码: - .tooltip-toggle {
6 P" d* c% s4 Z' e C% p; S - cursor: pointer;* c) x# ~: R- N2 p' q% U) r. i, k
- position: relative;$ Y# S) q+ D/ M/ w
- }
; j, o# L5 G5 x" \ - .tooltip-toggle svg {
; e9 [( r* J. U. V0 Q, q0 V - height: 18px;
9 a5 x. ]$ M9 x" X& r - width: 18px;- g& y3 ]+ E3 ?: v, \
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
/ w, M8 v) A+ _( k2 E# E - position: absolute;
. _* }9 N6 ?1 G. e, c2 q! {: w; F - top: -80px;
1 D @3 j4 U) p0 E* X% ?3 m - left: -80px;
% c, ^ Q$ c+ R f0 o* J! { - background-color: #2B222A;
+ u; Q+ e7 m0 Z( U - border-radius: 5px;8 ^# j/ X8 [# U- S" V5 H- h
- color: #fff;* t+ \1 W$ Z* B' G( j: W8 ]- m
- content: attr(data-tooltip);
; Z$ {2 K* F- F- ]& x - padding: 1rem;
% ~& G6 j7 W1 S( O6 k - text-transform: none;
& A$ o; G; I" D$ Y) l - -webkit-transition: all 0.5s ease;! [- W G4 B/ ?- f2 k% s& l# R
- transition: all 0.5s ease;
, w# T' h4 R b8 `' @# Z8 x: o5 x' x% l; U - width: 160px;& N$ a4 R2 g. Y' e* n/ `
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- .tooltip-toggle::after {
. t7 X" n& n8 R- C% N - position: absolute;6 R' ?! [0 k) z3 m+ ^1 \
- top: -12px;7 V( M. m7 p% s" p7 t1 @* _* g
- left: 9px;
: y9 P1 f3 h% G - border-left: 5px solid transparent;* V5 W$ t3 H' R- X+ ?
- border-right: 5px solid transparent;1 S/ O/ B; y, V0 L( w
- border-top: 5px solid #2B222A;
0 a! u% X$ R- f) E; u, z - content: " ";
& L/ o. p) Z+ @6 P - font-size: 0;
4 V9 p/ x9 @1 A0 c* U; V& J6 ^ - line-height: 0;+ y0 @. }6 }/ \
- margin-left: -5px;+ K% @: g* w! V2 K) s" n
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
- t; b: j" K1 v/ j6 N2 ~ - color: #efefef;
$ z0 d8 \& t# z' d, q. J3 s - font-family: monospace;
0 z% b* p& A" l7 T \ - font-size: 16px;5 t& n% \3 j2 W: a( {: G6 l0 n* u
- opacity: 0;
! c) x" K" ?% y - pointer-events: none;) X4 Z+ X3 X% h8 w- H2 B& `
- text-align: center;
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( ` r% ]0 B' a" }5 b/ m - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {- W3 {0 H! ^! J
- opacity: 1;
7 K9 _- e" G/ _8 ` |; C; u9 V ` - -webkit-transition: all 0.75s ease;4 K) v# t5 R) m6 ]
- transition: all 0.75s ease;2 q" n7 x! H9 Y: v. k
- }
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">
" L& [ i2 C4 c9 b - <ul class="nav-items">
8 l3 b8 t) d f" }# V- i - <!-- Navigation -->
* U6 [9 g% b, T - <li class="nav-item"><a href="#">Home</a></li>: Z& y; V$ _. ~7 v" \4 N
- <li class="nav-item"><a href="#">About</a></li>
@$ M6 Z6 m% l - <li class="nav-item"><a href="#">Contact</a></li>
n( |$ G" l. T+ ?" r" w' g - <!-- Dropdown menu -->
; g8 Q) t4 M) c3 Y* l$ G: W y n - <li class="nav-item nav-item-dropdown">
8 l$ h1 V( @* @: f- @2 R - <a class="dropdown-trigger" href="#">Settings</a>& A* l/ W( _) w9 _' q/ S7 _
- <ul class="dropdown-menu">
3 e; o; T1 g0 Y1 |( C8 I- Q* ] - <li class="dropdown-menu-item"> {" u2 s# V6 v
- <a href="#">Dropdown Item 1</a>: i6 b9 I% u$ s, B
- </li>
1 m# V: f ?' ^5 X - <li class="dropdown-menu-item">( _2 I0 R* K" Q8 v
- <a href="#">Dropdown Item 2</a>
8 V- m2 G0 c6 ~% ?8 k6 \ - </li>! L: ?9 d+ r* R) n
- <li class="dropdown-menu-item">: P- c: L. S+ l9 T4 e
- <a href="#">Dropdown Item 3</a>/ X! [$ [: @$ d) [& X% \% U) J% _- l
- </li>) O+ ~8 x" _4 b& M; v
- </ul>" v/ j' \! F/ |
- </li>
# B4 c( K0 d- \9 C. {. B' F/ i - </ul>4 ]* i. K4 m" J, r2 [: J
- </div>
复制代码对应的CSS代码如下: - .nav-container {
" {" D. l% c$ A6 R. t - background-color: #fff;0 i& I! Q- G" n# \8 V( o
- border-radius: 4px;
5 E6 t+ f* n( E' Y& ^. G. _ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
f* t S. H1 p3 F% P - padding: 1em;% Q& Q1 T. ]: M( G
- border: 1px solid #eee;7 V5 T4 |; q8 x: u
- display: block;
* Z8 [0 x- {: x3 v0 K4 a! k - max-width: 400px;- l; E; _2 R6 [
- margin: 0 auto;
3 J- j, f- B( ^+ V - text-align: center;. U! W1 p( M; C: D! O' Y0 b+ o
- }$ U, \8 L: e, a7 j& h! X5 e$ f0 f
- ul,9 `8 ?. k8 u% ]7 |# N: Z4 g3 O( S* e
- li {' Q! t7 X3 R% P* w
- list-style: none;5 e3 h! A# o" D8 G! Y+ [0 k
- -webkit-padding-start: 0;
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( B5 ^8 t6 y" Q - a {
* P2 @6 t, [* W- N6 A" h+ d - text-decoration: none;
+ t& _( a) i! f1 l8 M# f# k - color: #ED3E44;
9 s5 z- S5 f7 Y+ M - }
& Y- `" s. O% s' k" M - .nav-item {; w5 N. R/ Z2 ^. i) h+ }+ g
- padding: 1em;& L; M& @. F$ O7 v- n: q7 V6 S3 \
- display: inline;
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- .nav-item-dropdown {7 b/ T/ }( \) ^: S N9 N' V; H% ^
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {! S0 u2 P4 G( X* l% E/ j6 Y& P
- display: block;) |7 Q" Y+ D4 j" t4 ]. R
- opacity: 1;( j9 T! T' Z- W h* A6 v; }+ F1 g
- }
7 ~- K$ b; J o/ A; R4 i( }$ _) F4 | - .dropdown-trigger {+ @# z+ o' G6 v: ?' v) j% u
- position: relative;" I7 I" x- n, \8 v5 \$ j$ R
- }9 ]7 o D5 q7 r0 w) W
- .dropdown-trigger:focus + .dropdown-menu {
. j+ @& P F$ S - display: block;$ S% ?$ l# j c4 s0 h3 @9 z4 Z
- opacity: 1;7 R1 I* @- C7 g" ?1 g. B4 |
- }0 U# J3 L, x! f( T F% Z# e
- .dropdown-trigger::after {6 K' w: O3 Z+ f6 { V
- content: "›";# |* q, X' D3 }/ y$ `
- position: absolute;+ Y" _9 e+ f& m" g* i- ^4 z0 R
- color: #ED3E44;4 k$ E+ \" k, k v( ^# B$ u
- font-size: 24px;
. g6 i% J- k# g2 r - font-weight: bold;
/ X: s5 ?. ]$ h0 m - -webkit-transform: rotate(90deg);1 N6 u8 k" n" i- C) ~' }
- transform: rotate(90deg);
+ Z6 F& f( m3 | [- Y - top: -5px;
+ Q; A) |& ~( J" ^. I0 s - right: -15px;, G5 o# F f" G3 b
- }
% K8 R; O$ G- @5 H9 M# ~" P5 Y% t - .dropdown-menu {; v+ w# G) V4 n' S
- background-color: #ED3E44;
) R9 y& d& n6 x( x - display: inline-block;3 z4 s, F D! s3 Z% }$ x4 r3 S, A
- text-align: right;- E& p, F' g# w% X5 i" Q( v- {
- position: absolute;
2 o4 V- r4 A$ z8 i5 u/ Z$ o - top: 2.5rem;9 e* Q- e6 R6 q! }4 u+ {9 b
- right: -10px;
/ U7 Y$ {7 s7 V) j6 V! n - display: none;
% h, C7 Z5 O' J% F$ k/ R - opacity: 0;. T, v6 _$ @8 \* f+ `6 `( B
- -webkit-transition: opacity 0.5s ease;
, b0 t* {- D( n/ @, A - transition: opacity 0.5s ease;
9 c3 r* Q% d/ z1 B* j - width: 160px;
- Z; O4 v. X- F& P# @: r - }6 ~0 x" {; g8 |* K: t3 D# d
- .dropdown-menu a {
# g0 m5 O. } O3 a( F# g - color: #fff;' [1 i4 P( h7 E' f5 F
- }% ~' R% U" `; ` n( G
- .dropdown-menu-item {
) L% L6 |3 D" F3 G8 u. y - cursor: pointer;) a$ `0 X, q0 o S
- padding: 1em;
9 @5 {6 Y ]9 T& J; k) X/ e5 K - text-align: center;
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- .dropdown-menu-item:hover {
/ y2 f$ x0 A5 `+ g, f - background-color: #eb272d;3 R2 v0 N2 F( _$ @) J
- }
复制代码
: H- H5 I# q0 h [) z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 g* C D8 c' {5 j/ c
- <!-- Checkbox toggle -->5 g6 L% Z% c1 J
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
7 F/ V7 e/ V. [: ~ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 O# M/ ?! f5 J) j% ^1 B N: H% Y F - <!-- Content to toggle from www.mfbuluo.com-->
0 l8 w$ U+ f4 i V - <div role="toggle" class="toggle-content">+ {. `6 |4 ~% X: p. t# n4 b
- BA-NA-NA-NA!% M# H2 j! i) w0 w% ?
- </div>
' f. |4 t% F/ q, ^1 L0 F - </div>
复制代码CSS代码内容如下: - .toggle {6 @" H& }, q5 w& r# m4 C2 [2 y
- margin: 0 auto;
9 @% P, T1 h/ u" ]9 u5 g - max-width: 400px;
& R- m. R; ~5 n5 S7 I - }
0 ?" G5 r$ S f0 [ - .toggle-label {$ r# o3 W: v9 ~' i
- font-size: 16px;
( Y- A9 B0 X( l$ Z - background: #fff;8 l* K6 M! Y$ O5 G/ }' N6 {
- padding: 1em;1 N: w2 Y& _; ~/ d
- cursor: pointer;
4 j5 u; g2 M' S - display: block;
7 e+ Z: f& p, z1 \+ { - margin: 0 auto 1em;. c* Y! I. L" A- r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. g4 z; B% b- D5 A- m - border-radius: 4px;
' h6 Y3 N ?6 q" B, w! }& L - }
1 s& Y, B2 I* f9 Z - .toggle-label:after {! P" ` v8 X5 [' `
- color: #ED3E44;# Z8 H# g( W6 ~; j
- content: "+";
' i0 m( J! }1 M( w: _ - float: right;3 K# O$ o! }& w9 c
- font-weight: bold;( R% K: N% D. n# A7 q4 J
- }
7 s. w# Z3 p4 C' g - .toggle-content {" W) c) O7 v4 s3 z
- color: #B0B3C2;7 C( O, N! c3 r" @' Q
- font-family: monospace;
) e/ F$ U+ Y$ H' N% h, i1 P, `" _, c - font-size: 16px;6 H1 g& K v* k
- margin-bottom: 1.5em;
" r% q$ z3 W' W& m5 O" n - padding: 1em;5 f% B$ |, E: n# N& X( m
- }
$ @# C4 O6 h0 P: `% T3 i& ~; G - .toggle-input {1 I i( Q& Y Z. y
- display: none;0 t7 X. M* d% P9 W- T" L" v
- } T1 g6 v* h. g/ C0 J. c' h
- .toggle-input:not(checked) ~ .toggle-content {
; \; T/ s" ~( Z! Z' R! Y - display: none;5 M' [+ o/ h: X) C. ]
- }
$ p- ^9 h/ D" P% H - .toggle-input:checked ~ .toggle-content {* U/ N3 `- K+ W, F3 Y0 @
- display: block;6 [$ U, f. o9 R
- }7 \# a c9 t" G& h! a9 \
- .toggle-input:checked ~ .toggle-label:after {& j% a5 s, b& J5 P3 l1 i% I+ U
- content: "-";
/ K5 Y" O' J) i5 |& Q0 s% b - }
复制代码
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