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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!">
, E- x9 |9 I: R: z' F - Label for your tooltip% y- g' ~: E# S& b# ]
- </span>
复制代码CSS代码: - .tooltip-toggle {8 B1 q( c: A/ b1 L8 I1 Y
- cursor: pointer;$ l/ ?* |0 j& @6 Q
- position: relative;% f" `$ D" v) ^3 ]% Q# G# d1 ]9 T
- }4 ]2 A. {% @8 N& M
- .tooltip-toggle svg {
+ l: z6 ] r$ T$ _' I6 [7 b+ Q - height: 18px;
, t% P2 J+ y2 j9 j: K+ P: w - width: 18px;, I. M2 X; }& W4 A, w( @
- padding-right: 0.5rem;
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; I$ p. c6 I! U1 L( L - .tooltip-toggle::before {$ Q: O# b Y& A( \8 n' U! A
- position: absolute;, D5 m* f B$ G
- top: -80px;
0 R9 n1 \. u2 [ |( P# e/ i$ N9 r - left: -80px;" \+ P; v' B/ ]# v
- background-color: #2B222A;9 _$ u5 y$ O) G, x5 P2 J4 ]/ y7 t
- border-radius: 5px;
% `) e' g4 K: U% l b5 n; @ - color: #fff;& J1 F' }6 ^* o, |+ R. T% s5 e+ q' g6 `
- content: attr(data-tooltip);# ^1 T c7 b. C& S- T5 ]) w
- padding: 1rem;
# v4 l2 J4 O, V# T I - text-transform: none;
/ i0 x$ ?$ A4 {+ d% i8 U - -webkit-transition: all 0.5s ease;$ j' E1 r# j9 E4 I
- transition: all 0.5s ease;. t7 \, H+ J4 h7 o3 E
- width: 160px; O8 c) S6 k1 g! g2 t! B
- }
, B( r5 o9 s2 N) W - .tooltip-toggle::after {
8 P' ?- K2 ] l( Z; M - position: absolute;, ` a3 h, I+ v2 B5 j( K! @
- top: -12px;
" V8 |8 B* ~# d - left: 9px;; U4 s5 P' ^& ~: T
- border-left: 5px solid transparent;
- Z' v |0 }# j8 @4 S; a" b - border-right: 5px solid transparent;
: p0 s) |/ Z# R' u$ ? - border-top: 5px solid #2B222A;
8 u/ A5 Y" Q* D) ^2 ^ - content: " ";
4 X1 ^: Z! X% C$ Q" R# p, v9 i/ p - font-size: 0;, i7 B4 _: \% Q- D
- line-height: 0;
9 z1 | h8 }1 B; W - margin-left: -5px;
v6 N, q% x0 x; V( [3 R X - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {* F4 Q# }( O; t. d; g
- color: #efefef;, `! z: r8 M7 ~6 x
- font-family: monospace;
; g( e. w4 s, l - font-size: 16px;% Z9 l# Z. J/ U. `) E
- opacity: 0;( N# ^0 X. z8 f: ?1 E4 t0 y
- pointer-events: none;
; @* D+ |6 C% C: @% `( s& J3 Q - text-align: center;
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) H7 V b1 U' X$ Q. s% \: d - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
! u: r: E4 z4 z1 P6 g7 b3 h, r$ X - opacity: 1;
- i: C) H Q. D% k) ]$ n - -webkit-transition: all 0.75s ease;
4 P( X P. U3 V2 Y. O+ o - transition: all 0.75s ease;- }! @8 y6 c0 c& r1 L5 n% X: `
- }
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">$ T( P9 F, |9 l
- <ul class="nav-items">4 l3 x8 X8 g6 u0 }: @
- <!-- Navigation --># Q" x. g$ l. T/ a& T6 K' l
- <li class="nav-item"><a href="#">Home</a></li>; X% {+ J f+ a& M
- <li class="nav-item"><a href="#">About</a></li>7 C6 W3 ]$ t$ `5 k$ _; ^; x
- <li class="nav-item"><a href="#">Contact</a></li>, ?) v9 E( I- ^7 _* Y
- <!-- Dropdown menu -->; H ^ E3 D' h3 j' |, `, k& \% H
- <li class="nav-item nav-item-dropdown">$ m- \: m/ g. |6 z1 l$ W2 t r0 s, b
- <a class="dropdown-trigger" href="#">Settings</a>
# J: R' W9 [; s m% Z - <ul class="dropdown-menu">
1 u9 Q4 `" x" _+ r3 r - <li class="dropdown-menu-item">& g6 ?; _ ~: Q7 Q
- <a href="#">Dropdown Item 1</a>5 ~8 I6 @2 ]( @ m6 T6 |0 g p2 ?
- </li>* V1 f! G, Y" Y: x1 G: J8 [
- <li class="dropdown-menu-item">& R0 [( R0 k( s- T) o
- <a href="#">Dropdown Item 2</a>
" r" X% b) Q; z$ Z - </li>
: t1 @) [0 c, ^' i - <li class="dropdown-menu-item">; u& P9 i1 k% `
- <a href="#">Dropdown Item 3</a>
$ F: R3 Z* o. a5 E* m) f7 B - </li>0 r& u& x8 g9 t* ]+ R
- </ul>) Y$ o/ C4 q2 t! L; y( d
- </li>8 ~2 f2 K9 V. H; b, ?
- </ul>
; A* u: r% ?$ i - </div>
复制代码对应的CSS代码如下: - .nav-container {
8 i5 J# I$ V8 \7 j# ?4 \2 ~ - background-color: #fff;
" \ g) @& T' }( A) J - border-radius: 4px;
& S9 L x8 }$ \3 F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' F# \& l7 S/ f% b" G - padding: 1em;) V+ T- H/ X; e2 O
- border: 1px solid #eee;$ U$ [& U. r0 E1 M0 q
- display: block;& X: Y& a" T O4 I7 D
- max-width: 400px;
7 {+ l! D+ Z5 M4 A - margin: 0 auto;; O& \+ P- ?# L2 q
- text-align: center;
- k3 `% ~! K- ]$ E* d/ s - }
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- li {
9 B$ V+ w- C% U - list-style: none;
T/ h2 }- E0 G. l! o - -webkit-padding-start: 0;1 e9 ?: I3 l4 G8 b% S3 O
- }4 q5 p5 ^* B* S R, K5 H
- a {
! s$ L' J1 v j4 n - text-decoration: none;1 n5 i- @- M9 z: V
- color: #ED3E44;
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- .nav-item {
3 Z4 m: Q9 N3 r4 @5 e& I! e+ K* z* C - padding: 1em;
, \! d. x8 X% Q. c) s2 F1 } - display: inline;9 M; f2 b& X- F- b' H8 \
- }
7 y o8 ?) s- x; _& C - .nav-item-dropdown {
/ B$ o7 w' o& B; ?# k" ^ - position: relative;( K" h0 V! V8 t$ Q
- }: y- o' L2 m# h1 Z- D6 d( A
- .nav-item-dropdown:hover > .dropdown-menu {5 P" M: `' ?/ z7 [# R! h4 B
- display: block;7 P' X. U6 {$ `+ X# A6 q/ y! U
- opacity: 1;# S& Y- X1 S3 R4 t, B
- }6 c8 L, i, w' p8 G
- .dropdown-trigger {* Q) t& E1 u+ s$ s' ?! C7 o
- position: relative;: T% g. K- p% W" s
- }
4 W; y% X. k( v. B# V - .dropdown-trigger:focus + .dropdown-menu {" p$ B6 y9 c I# R# }
- display: block;
U) m1 U! ]+ a: }& M+ w' T$ K! K - opacity: 1;, L' L% T* e$ H
- }7 N P/ h% f! A4 p5 `
- .dropdown-trigger::after {
9 K+ r) B3 m8 `9 O* n& Y - content: "›";
: ^% R7 T. n, n" j6 R6 K - position: absolute;8 R( o1 {3 C9 d" s& L& J* @
- color: #ED3E44;
- q9 p" ^4 l4 e$ \( ]6 F. ^ - font-size: 24px;- ^) }, M: R% b6 ^
- font-weight: bold;
9 T! a$ s5 ^8 ~ v - -webkit-transform: rotate(90deg);% P* |* I8 [% {/ _& `+ i
- transform: rotate(90deg);8 `4 j/ T5 D; z5 r9 S) z
- top: -5px;
4 e$ K+ h, V- n - right: -15px;5 L0 Y/ J/ r2 u' F
- }7 U/ [0 m5 m3 M# p' h9 h( t
- .dropdown-menu {
- O2 G2 z$ I! Q3 R0 B* A - background-color: #ED3E44;
/ U: A7 W; F' ^7 w: T, k7 I - display: inline-block;. Y( [7 z! j% F' p. `6 ?
- text-align: right;1 q! q, f3 Y( V, S3 x/ l
- position: absolute;
/ `, p- `- M6 {/ B- F - top: 2.5rem;
: ~3 L! V; I1 N3 r, y7 N1 C - right: -10px;
" j3 N; [% x7 S; v# L - display: none;
( _" S* Q7 a9 k2 v - opacity: 0;
+ }* |! B1 D C9 b - -webkit-transition: opacity 0.5s ease;
" K: Z4 F1 t* m3 j( ^ - transition: opacity 0.5s ease;
- F( E# D8 I) | Q% t# w& [ - width: 160px;
2 t1 E2 C/ u' ^( ^# x9 I" { - } d: P4 q% o4 }; ^
- .dropdown-menu a {; A# C1 s& x& J1 S! `5 j
- color: #fff;
2 q( O" D0 b: B! a& @ - }% j3 R: G( i0 J. T9 h* k
- .dropdown-menu-item {
8 O; A$ E& \/ Z4 J: @1 j; c' R - cursor: pointer;
: _1 f1 l! I: B! O+ M - padding: 1em;# W6 ]2 a; j7 y+ H. c3 |/ U
- text-align: center;$ _0 K" I2 T: G/ V3 C9 q
- }* i6 R. g2 _1 Q4 w% b+ s2 u
- .dropdown-menu-item:hover {
: |1 h- v" j2 V- ]6 f; [ - background-color: #eb272d;( \' c8 x* J/ z) h+ I, L* p4 [
- }
复制代码 : E$ Q, P* A8 z. V
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">$ s( e* A$ h6 r* ]" e3 j8 t* a
- <!-- Checkbox toggle -->
; L4 Z) W. D7 o3 R! U6 R - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 E. u) O% H& V6 _3 U0 N( A
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ [$ b: c6 s2 u1 H6 l+ O* Z' z
- <!-- Content to toggle from www.mfbuluo.com-->3 B7 N4 Q1 {0 F& b8 `
- <div role="toggle" class="toggle-content">6 q2 A" i0 J0 O- B
- BA-NA-NA-NA!: |/ l9 w0 m d% |5 m
- </div>
# M: ]8 c& w- R/ d - </div>
复制代码CSS代码内容如下: - .toggle {
9 J2 @9 e" w2 Y7 _& x - margin: 0 auto; w9 @3 ^* K# ?9 h
- max-width: 400px;
6 Y3 `" ]" q# T) c" d+ \0 t! X - }
5 X A% V+ w! L1 B1 p* ` - .toggle-label {" n" J: R( V' {! S8 @- C( e
- font-size: 16px;
8 f3 v6 J& ?0 K5 t0 N1 } - background: #fff;8 R- I/ i# E3 V) ^7 i" F: O1 ~8 m
- padding: 1em;
5 B( p: h. d! Z4 \5 e- q. m* D: X - cursor: pointer;# ~7 k- |( Y( K5 T9 k; u1 w3 E
- display: block;3 [$ u+ u4 }( H7 l" g, V) ?5 m' U6 T. A
- margin: 0 auto 1em;
" m3 \; h7 O7 a, L) F j3 U2 M - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 m3 p( l4 d: x1 o2 t3 w! [ - border-radius: 4px;
6 G; Q+ V& K- S* n* J - }
/ _; U) |) g; J0 Q4 | - .toggle-label:after {
1 l3 B% {- w8 O/ h - color: #ED3E44;
8 M' f I7 f3 q - content: "+";4 S, U5 q1 } @) |4 y8 r
- float: right;
% G( K6 x+ q9 F+ A; l7 W) K - font-weight: bold;! G: m$ w; O( a9 V
- }
, `9 ]" r, |$ H3 W w - .toggle-content {5 @$ \$ k" P7 C9 W: t1 W3 D' F
- color: #B0B3C2;# l. ~- w2 E4 g l0 y
- font-family: monospace;
% e" {1 `8 t' x2 a6 R k# j - font-size: 16px;# k& \$ `3 X* X s4 ^; ^
- margin-bottom: 1.5em;
* r; |0 h# S/ W( ^% c5 a8 C - padding: 1em;
6 Q9 @# N3 A" C% b* Z: Z. [$ S% _* t, I - }* e4 L. k# K& Y, ~/ ]
- .toggle-input {$ L) x; [; f. r7 W
- display: none;
& D8 D3 T1 h5 `+ j% _ - }
9 ^4 C5 ], z$ D( k: m7 J - .toggle-input:not(checked) ~ .toggle-content {
( `% N1 \: R4 ~" ^7 j( G/ g$ S - display: none;
8 a! M! E% A( G9 ~+ A( g - }
) |8 ~+ g7 i( S/ Q3 ^. X: J - .toggle-input:checked ~ .toggle-content {7 B/ {; ?1 E9 ^* `7 p: h5 T8 { `: r9 _
- display: block;7 P+ K/ r. X0 B5 \1 I/ l6 f
- }9 r1 S9 j |. T0 }: l0 V
- .toggle-input:checked ~ .toggle-label:after {
5 a6 G8 C3 E- A# b2 g' ~% e7 E - content: "-";2 [7 U9 G1 k6 y0 G4 N7 {
- }
复制代码 ) E: @6 g4 Q; j9 T; F7 {
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