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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!">; l/ I$ I9 l7 a. t0 l8 N
- Label for your tooltip! X4 p- R+ ]3 I- p H" Z5 h1 l* |9 Z
- </span>
复制代码CSS代码: - .tooltip-toggle {* t3 I2 O- O$ k7 |& {% l
- cursor: pointer;
: Z" k2 X% } ]6 f1 R - position: relative;
- t7 @! K+ N2 B) X- x9 C - }
5 ?# E, o+ y: O3 Y% n3 r - .tooltip-toggle svg { _6 s& k! z0 o4 \7 Y
- height: 18px;8 B1 C: Z0 f& }6 j1 O7 t
- width: 18px;8 f# j: z6 j! s3 P% G* Q- N
- padding-right: 0.5rem;
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- .tooltip-toggle::before {! b: X2 p% `+ O
- position: absolute;
6 P% F* b, V, L' f9 H6 C - top: -80px;! a5 u) e; O' f4 e; b3 p
- left: -80px;
9 b2 I2 I" r1 z' u. c( W - background-color: #2B222A;0 Q4 z3 G0 E7 [& d
- border-radius: 5px;
2 i5 e3 F! ?, T$ n' @2 D - color: #fff;6 d6 V" A* x7 @% j9 k" ?7 O% x# y
- content: attr(data-tooltip);) ^7 l) H' c! v" N; @& q7 L5 y
- padding: 1rem;& V7 q* `8 a0 G# q% G
- text-transform: none;3 V9 ?9 _( `4 b" h, k! k
- -webkit-transition: all 0.5s ease;
/ h1 u! ]& G: m* K0 M8 S& ^4 N - transition: all 0.5s ease;" ]$ ]) @1 Y3 `+ T4 f k) o# d C) V
- width: 160px;
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- .tooltip-toggle::after {
9 t3 ^7 S, s; D& j3 M! h3 W z - position: absolute;3 I% v( d0 I h
- top: -12px;
6 v" m. F; ]' W! N. ~2 y - left: 9px;( A' F5 C8 z, @
- border-left: 5px solid transparent;: p( h& \) l! A9 Q2 C- o. [
- border-right: 5px solid transparent;8 V! Q* }+ t8 ?9 H3 `
- border-top: 5px solid #2B222A;
! K; q/ b. R1 m' E* l - content: " ";: w! k9 ]6 [* W- h! U
- font-size: 0;' I% \" D4 d" `0 _( c7 ?6 Q
- line-height: 0;+ Y( s y6 d; h
- margin-left: -5px;' M$ d, ^2 l0 I
- width: 0;* K6 S1 _( ^" V% v3 d6 {
- }) s" k# y6 b+ p& e! B# d
- .tooltip-toggle::before, .tooltip-toggle::after {9 S% x2 ], N* z. J% `" T' I+ U
- color: #efefef;! i9 j6 D, V* _
- font-family: monospace;
0 S9 C' X# F+ S# L - font-size: 16px;- z* P# U4 R' ^$ a% S+ }9 l& O& E
- opacity: 0;2 x* a8 ?6 j5 n4 z6 Z$ d) S
- pointer-events: none;# F( v i5 d1 @( @$ H
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 {% T9 P Y+ B! D( G
- opacity: 1;: d: \ D" Q& n) U x# T
- -webkit-transition: all 0.75s ease;
5 @: _9 \# {5 N9 e' [7 E9 M - transition: all 0.75s ease;$ F; ]: C5 j+ r7 l. l8 J5 C
- }
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">
7 b. u2 p( W7 N$ w& }" h - <ul class="nav-items">: ^& J( A6 }: E" o2 m
- <!-- Navigation -->6 A# q; M- Q* Z9 }
- <li class="nav-item"><a href="#">Home</a></li>1 _* Y0 A) u( f! A
- <li class="nav-item"><a href="#">About</a></li># X; s9 u4 s: Y, B
- <li class="nav-item"><a href="#">Contact</a></li>. P9 N- g; K2 T
- <!-- Dropdown menu -->
: }! h" B1 o Y8 P2 K& ] - <li class="nav-item nav-item-dropdown">7 Q( m% [3 j7 b x: a2 |
- <a class="dropdown-trigger" href="#">Settings</a>
! g! e6 K6 V: s' K* r3 w - <ul class="dropdown-menu">( w2 n) @/ T6 I* j( a! ?/ j# Q
- <li class="dropdown-menu-item">) H5 m! E; ^! b ^6 ]! G' O
- <a href="#">Dropdown Item 1</a>
1 G! j* X! ~/ L' f, \. c - </li>
: ^# ]' D# h; W( [3 Z, i - <li class="dropdown-menu-item">
1 C" O# `% I# } - <a href="#">Dropdown Item 2</a>
+ |+ x! f* s' K1 U7 g - </li>/ L6 Z( }2 n8 n; K. s
- <li class="dropdown-menu-item">+ f. x' e5 U. ^. g2 L. ?. @
- <a href="#">Dropdown Item 3</a>/ O; f# n) e9 B( d
- </li>
# E2 [) L; I) V; j - </ul>$ a. k$ E; [. _9 ]) B
- </li>
0 }2 R; q- }( v& Y9 q, S - </ul>
, m( O, B2 @9 x - </div>
复制代码对应的CSS代码如下: - .nav-container {
1 p! U$ X: ~0 ?$ s8 ] - background-color: #fff;+ X, I; }: b. h$ A1 {
- border-radius: 4px;
7 C+ Q% g6 h" i1 e% C, j - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# _% r# D0 J ] L6 o! H - padding: 1em;( i. S( B# ]7 l# O: R& _! q
- border: 1px solid #eee;
9 f- T& l% _5 ]8 D8 u8 o3 w$ y* y) b - display: block;
2 `1 V( u0 Q( v7 G - max-width: 400px;7 Z6 h1 l/ u- G8 \7 A5 z/ F7 i
- margin: 0 auto; k- h8 C4 \4 T
- text-align: center;( g) N) \0 X* b9 U. V7 g
- }
( P4 \2 ?$ s9 K* ~; c$ _3 c - ul,7 {8 `: x; m. e/ Q# r! v
- li {+ e# k+ x# G3 E- ?* A
- list-style: none;
+ G- j3 y) c+ u, ` - -webkit-padding-start: 0;
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2 N. i) [- n5 K ^% }$ B - a {
7 l; g; M* R2 [ - text-decoration: none;! d6 j9 w% q' e, |: u
- color: #ED3E44;/ f0 f) C6 q" c. k; Z0 j' [1 n9 C
- }
) @# Z* D! w4 e4 i" D( R - .nav-item {
1 p3 J% r* E, G1 ?4 f9 j - padding: 1em;& |. k, y9 k' n4 V, t" q$ X
- display: inline;
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- .nav-item-dropdown {
8 d/ y. f" p& Q1 g! { - position: relative;. ~! X# Y! d) A4 x4 r& _- s
- }) O2 R0 G- h7 }
- .nav-item-dropdown:hover > .dropdown-menu {
) _# M8 ~4 M: Y8 m4 W* D - display: block;4 G$ M. L: g! L9 q+ l" C
- opacity: 1;# A6 B7 q* F( _5 x. S3 T
- }
& @% z2 L: v7 f* }. f) R2 F5 @: a - .dropdown-trigger {3 n/ z+ _# O" a# G/ |
- position: relative;5 c) V# w4 y. S
- }
' W9 z! E! S X; E* }# @, [ - .dropdown-trigger:focus + .dropdown-menu {- a4 a7 {: ]# ]; P) @; W% y
- display: block;
" v" p z; I7 d6 O - opacity: 1;
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; a4 k+ A5 Y* {7 @: r7 x - .dropdown-trigger::after {3 _3 L: Y* n4 h4 V2 ]; Q7 a
- content: "›";( m) j- s( W% z, c3 q3 i# H! _
- position: absolute;
4 o$ m5 M9 F# b - color: #ED3E44;
3 r3 t" ?* |" Z, Q* u9 o- G - font-size: 24px;
( e N' a7 t* R4 i9 R5 k - font-weight: bold;
% y4 H/ J1 t3 H5 \ - -webkit-transform: rotate(90deg);
" M6 k5 j) y. _$ Q* Z1 f - transform: rotate(90deg);% k ?+ \9 G2 F7 Q
- top: -5px;9 t' k% F9 ~9 T9 I
- right: -15px;
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- .dropdown-menu {8 t& U7 w" f: j' i4 [
- background-color: #ED3E44;) O8 M% o$ b, O8 ?( t
- display: inline-block;
: _9 w% m' S9 i* X% U - text-align: right;
6 k( ?1 N& W5 L% u - position: absolute;$ c$ n7 S6 ?0 }4 U9 M
- top: 2.5rem;2 B: u$ b# Y2 f* d$ p* o7 x4 G' l
- right: -10px;3 [- W$ b( n1 p4 s
- display: none;( `. r: t) E& k" X, v
- opacity: 0;
/ W* H; a( I+ z3 j- T+ F - -webkit-transition: opacity 0.5s ease;; z: e' }5 C. @8 u5 A
- transition: opacity 0.5s ease;
0 o' J& E5 G8 u) Q4 A - width: 160px;& J; V6 N+ Y( e: w0 F1 E8 Q. f
- }
2 K: u& e, e, t1 e+ {6 O - .dropdown-menu a {
4 ?5 o# D/ S3 f6 r - color: #fff;
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- .dropdown-menu-item {
7 e# R# q. U7 q" R8 T& p - cursor: pointer;
& q% u$ L) Q, C, K - padding: 1em;
9 h- v# A) r5 k4 @- n( ] - text-align: center;' K& u5 E/ a: N# O6 A
- }
( u) ?; \; J* n9 I - .dropdown-menu-item:hover {+ b7 A2 g }. h2 V
- background-color: #eb272d;4 a3 B; W1 ?7 ?
- }
复制代码
# O+ p' H m$ v" C( k0 R可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">9 l; T# l9 J! V, l3 n t
- <!-- Checkbox toggle -->+ z; {, I* p* f! y, o
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 C5 p5 V! R( u0 L" ?3 m - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" [+ u6 K1 e) H. u' Y
- <!-- Content to toggle from www.mfbuluo.com-->
7 g; f }& W2 w5 [( @0 k% t - <div role="toggle" class="toggle-content">
/ w3 T7 ^! r' d2 U- M9 T& Z5 P - BA-NA-NA-NA!% K- R" N( c8 D8 w9 R6 a
- </div> }9 S# @) ], f6 g% [& W, Z
- </div>
复制代码CSS代码内容如下: - .toggle {: Z! S/ i; s$ _2 X
- margin: 0 auto;
% n, B- }/ U/ m* f0 P. L# n# j; Q - max-width: 400px;
6 ?4 p) Z; s7 Y1 o - }/ I/ L6 Y. t; W$ ?" `
- .toggle-label {" _5 h3 S+ Y( i& I6 L
- font-size: 16px;
" n- k& ^& r" z L+ u5 R5 x - background: #fff;
$ c1 V, y y' u/ ~. r5 E - padding: 1em;
* h6 N, x* s8 L - cursor: pointer;" h/ Q6 E: t, i# w& d; F
- display: block;: O" I# Q6 h8 _/ q7 K
- margin: 0 auto 1em;5 P1 I* ?, e2 M/ g6 R) H( v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& v' f' D# {) E* Z* y, E, b' t
- border-radius: 4px;) c; O/ ]% @" E4 p
- }
8 n9 z2 ^3 S% m8 p; z - .toggle-label:after {
4 z1 M7 G$ `, N/ I5 H. a; W. e - color: #ED3E44;- e; E; n& w3 `, [3 f' w* _
- content: "+";
; q, j y4 H. o! M4 D {/ [ - float: right;' ^6 h% g( G# v& |1 I7 `2 t9 ~
- font-weight: bold;
* G. f/ p' j( n0 M - }
' B9 x6 c E0 d8 j& ]6 ]/ ? - .toggle-content {
" G- {- @2 c" H [* P6 d" i - color: #B0B3C2;) b; l; ]$ Z6 V/ `0 r3 M, i! G, F8 m
- font-family: monospace;- R0 p5 ^! R5 g2 z9 u
- font-size: 16px;. ~4 k, u/ h3 _
- margin-bottom: 1.5em;
/ R4 C' x- |6 u3 C Q - padding: 1em;
( \4 P- E e3 G! h7 C; d - }
9 L- e9 m5 f! [# N4 s* Z9 ] - .toggle-input {
& k" h; A0 h) X! B5 |) l& T" x I - display: none;7 f: ^3 t# C* ^& l
- }! A* ]+ ^5 N/ H# Q7 c, ?- }; ^4 |
- .toggle-input:not(checked) ~ .toggle-content {
+ k/ e/ |* p, L3 s" e# Y9 h - display: none;. `% ]- P+ @! v. v9 \* O
- }! P' M% d6 C' N( a: R/ B0 `# x+ n3 ]
- .toggle-input:checked ~ .toggle-content { a6 f( I" _. n' P+ F) @6 U
- display: block;
( X, W4 T# w1 H* Y$ Z - }
9 e$ m) E0 v0 V - .toggle-input:checked ~ .toggle-label:after {( `: e/ v1 Q2 p } j
- content: "-";
! j D" e7 \ r - }
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