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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!">2 ~" X" [+ p. T9 |/ [
- Label for your tooltip
8 e. a2 k( i2 `; V - </span>
复制代码CSS代码: - .tooltip-toggle {; i6 y3 n6 g; ^0 A E" b8 I/ h
- cursor: pointer;
) [) u) Y, G- }. y# j) F0 J2 b - position: relative;! g% }, U9 G) W! ?( g2 _& {% F: v
- }* s8 p# Q1 Z" ]6 Y: ]) N6 h
- .tooltip-toggle svg {
3 y- R9 W+ |2 z' j - height: 18px;
. X1 u- `9 c1 ] - width: 18px;/ t% N7 O3 n" `7 p: b0 |% p& ]
- padding-right: 0.5rem;" c: F" k5 F/ c% S1 v3 w3 Z* `
- }) u% X* J: R9 ]
- .tooltip-toggle::before {
# g- B7 h: J5 x5 L) N' x - position: absolute;+ }/ t) Y! [4 V5 ]7 p" |
- top: -80px;/ [6 E1 |2 p4 @2 }2 U6 u2 G
- left: -80px;1 y: ?9 q$ m; [2 r p, u% g0 m
- background-color: #2B222A;+ t3 d5 [" E7 b
- border-radius: 5px;
: b, p- x0 D) U% {. e( G - color: #fff;9 Z) t" q# q' G
- content: attr(data-tooltip);: O9 U5 [ x# B7 A1 X
- padding: 1rem;" n, g2 s( }% ~) T2 b4 F
- text-transform: none;) Z! y! H% z8 [3 W( a
- -webkit-transition: all 0.5s ease;
5 j% \- |% K9 V$ \) _$ b - transition: all 0.5s ease;+ F' K: _9 W% x4 m/ Y# g2 n& E
- width: 160px;
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- .tooltip-toggle::after {; k9 l/ Y, @. A* i" K [. C2 p
- position: absolute;
. H k# b% X ?/ B& R+ k- m. g - top: -12px;
y9 N2 H2 L# t% U$ D; V - left: 9px;
0 f, v+ e8 w0 s; X - border-left: 5px solid transparent;
. v5 G, C( ^+ x9 e4 ^ G9 j9 E/ l8 v - border-right: 5px solid transparent;
: z; p9 r0 x. u& ?; K4 M - border-top: 5px solid #2B222A;! f1 W4 h8 T2 ]; C D3 s+ O
- content: " ";
8 T/ [' p' @* p% g1 L( g6 K" s( m - font-size: 0;
5 l; H8 d! i0 u" Z: i! o - line-height: 0;
2 L' Y* F6 M1 Z - margin-left: -5px;# E" t) [, P! {3 ~1 u
- width: 0;+ B: z: h# u5 A
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- .tooltip-toggle::before, .tooltip-toggle::after {
: m/ O6 E& l0 U - color: #efefef;
2 V8 s& L5 [7 r" w# w1 S - font-family: monospace;
3 u5 h& j) F- _2 j9 P; O+ i - font-size: 16px;
9 I0 j N; E( x& g& O, p" [ - opacity: 0;
_! Z9 k$ U+ R5 b; q0 v1 E7 i, D( r) r - pointer-events: none;4 O% W% |3 [; t; P
- text-align: center;9 @/ ?, f6 ]! c) _7 `& h2 J
- }
1 J" ?3 I2 Q% M) d2 y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 ~2 y' W& g6 t9 i& _ - opacity: 1;; P( X! {. P! x# g7 O6 `- g
- -webkit-transition: all 0.75s ease;
% T- @) M, S! p0 f8 O - transition: all 0.75s ease;* l8 h( o9 I0 B$ x' j- I4 e! f( Z
- }
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">
6 ~+ Q( r8 A/ s) K0 _" K" z - <ul class="nav-items"># e: A6 Z W3 ~9 a% ^; A
- <!-- Navigation -->; R' D! S8 m2 t& b
- <li class="nav-item"><a href="#">Home</a></li>
* m' Q; F: }0 s) B9 _ P6 p% q7 ]. i - <li class="nav-item"><a href="#">About</a></li>0 ^% Y7 m( p5 y% Y% ?
- <li class="nav-item"><a href="#">Contact</a></li>+ [/ F8 L3 y+ k/ L- Z
- <!-- Dropdown menu -->
" U2 E0 A+ q# x6 ]( g4 n. u. v - <li class="nav-item nav-item-dropdown">8 r0 z6 X: W3 B6 h6 a
- <a class="dropdown-trigger" href="#">Settings</a>
9 y$ x+ ^1 J& `3 V7 x4 G2 Z - <ul class="dropdown-menu">
# Q" e2 E# J, A; x8 }- R - <li class="dropdown-menu-item">
- ]' h* J$ S$ W+ ~ - <a href="#">Dropdown Item 1</a>- t8 o- A0 z7 P, c( w, u( r4 A
- </li>) j" p6 E( S5 u' [! U
- <li class="dropdown-menu-item">+ x$ {5 O i' o! G" {
- <a href="#">Dropdown Item 2</a>
6 I5 N- z5 A# h, s+ B - </li># }/ V5 {' }; p3 E7 O* G
- <li class="dropdown-menu-item">' y# s( Z7 Y8 N9 z$ d6 v W
- <a href="#">Dropdown Item 3</a>0 k+ v# B# u/ a: b5 V5 U
- </li>3 A( n0 z: Y+ Y! N1 }
- </ul>, @0 e2 V! d) {- }" K. d
- </li>2 g k* N8 X7 Z9 @1 u
- </ul>
3 M- T4 _! I: e# e' w8 s& J - </div>
复制代码对应的CSS代码如下: - .nav-container {7 i+ w! u1 D0 ~$ H/ y" Y7 }% a7 f
- background-color: #fff;
" ^8 l& B( y* g* B8 ?6 B- C3 R - border-radius: 4px; H4 W* k$ v& H3 J3 @4 \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 o7 [ x3 r3 W! D - padding: 1em;
) ~0 ~$ p9 U3 B! Y% \, o3 o - border: 1px solid #eee;! x) t4 q9 G5 ^3 e o6 }
- display: block;
5 N: i: L4 T W# y6 ? - max-width: 400px;" k. m4 K+ m$ \% z7 u, K# R! n
- margin: 0 auto;
3 O* j( A4 x) o- A - text-align: center;$ k8 V5 s7 F5 W- u( `
- }% W5 `, E1 U) O) F0 t8 v
- ul,
' L1 r( j) ]3 K' @9 A% U - li {
/ |7 V7 z4 ^5 A4 w2 Z$ J+ A - list-style: none;+ q0 w, `' l: r7 s
- -webkit-padding-start: 0;- |! f: {9 W6 l
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- a {: m! z9 C( |- c
- text-decoration: none;
3 V0 H# A _$ O# B& A3 b - color: #ED3E44;8 K4 z0 f' F" V% O2 |
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- .nav-item {8 z- Z' a: s$ `# b. _( J
- padding: 1em;1 b3 Q7 f& J/ U& }" Q
- display: inline;
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- .nav-item-dropdown {
1 f/ z8 r$ N, {$ F - position: relative;
5 Y0 x6 _& t0 x( r3 c - }
3 s5 p$ n; z. j3 A$ r+ C6 T - .nav-item-dropdown:hover > .dropdown-menu {
% v( O+ m0 z8 r/ ] W+ o" K+ D% U - display: block;0 q, n4 h1 h3 {! i4 g
- opacity: 1;, ~: T, D6 p" C( @' p7 X
- }
! D: l0 w) w* l$ @* i$ e - .dropdown-trigger {! ?4 ?9 p4 N# d: X9 s% o4 x0 D; N1 g
- position: relative;" M9 r& ^8 j# I3 {' O
- }3 T5 N% C& b3 P" e' F( U! u
- .dropdown-trigger:focus + .dropdown-menu {) ~: e& d1 z' f: `; R( n- l
- display: block;7 p( K# y! w: i" D
- opacity: 1;) f' {( ?: S! n& ~4 O
- }8 }+ a* {: u1 i; I
- .dropdown-trigger::after {
4 v* c1 \8 R: d4 Y4 D - content: "›";
, R3 a; ]% f0 e, ] - position: absolute;/ y* s; Q2 W1 A+ y- ~
- color: #ED3E44;
- q+ H6 a1 q$ C2 u, z8 b% H - font-size: 24px;9 @% A4 @% Y3 f/ E6 n/ ^+ Y
- font-weight: bold;4 s" J- |; x- F5 V8 z$ d, J+ m6 j) I7 |
- -webkit-transform: rotate(90deg);( t/ W+ p9 j' @: e1 Z
- transform: rotate(90deg);9 @5 w/ k& \" }; B% o. Z3 a
- top: -5px;1 U4 z% V6 V2 h
- right: -15px;" ] G& E2 R0 s8 r: \! _3 Y
- }) Z. `( ]4 X8 w6 R" z
- .dropdown-menu {- L5 U+ ^6 t4 y3 m# w3 t# V
- background-color: #ED3E44;5 w% d1 u' S: O0 l0 F1 D) ]
- display: inline-block;" [* n. d7 E; B! u6 ?1 C% |
- text-align: right;
5 V+ H, W5 |, z4 C - position: absolute;
- `% K+ G2 t1 C" K$ t6 c5 Z - top: 2.5rem;
7 j8 i; z9 A( }7 U" }, o% `* Y - right: -10px;, @( M. r: `- A5 k
- display: none;6 C# ^0 y3 U( D
- opacity: 0;! ?+ J0 a# } i; H. n
- -webkit-transition: opacity 0.5s ease;& ~4 Q% {; ^* }* x! G, U
- transition: opacity 0.5s ease;8 x) o8 U5 a: B2 w
- width: 160px;- e6 C) r/ p7 n4 o8 l
- }3 ^* G( x; X% i& T7 ^# M
- .dropdown-menu a {- D/ [4 I8 ^- J, l. j6 ~
- color: #fff;
+ ? r/ H! S! Y+ p, Y% r - }1 u2 p) E1 n; ]% I. ^& [' B- z
- .dropdown-menu-item {
+ s6 _! f# s" S - cursor: pointer;
( C i7 H& ?! q: J1 B/ ] - padding: 1em;; Z6 u0 o* ?1 k9 v
- text-align: center;; o; {# _9 A, \* @: d9 r# A
- }( D; u4 i- _( v: q6 W
- .dropdown-menu-item:hover {
+ I w7 X4 W$ Z& F3 l. ? - background-color: #eb272d;
3 ~" u5 k( F4 r% R4 ?9 [# m0 t - }
复制代码
: r3 ^) i# Z5 `; k% E7 ^ ^1 G) |0 H可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# S! H3 |0 P7 ?: W7 D2 u! b/ ] - <!-- Checkbox toggle -->9 r: o+ q* ?' _" v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" Y& C: a Y0 h R& n7 g% j, q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) Z, U: [* M1 n- W
- <!-- Content to toggle from www.mfbuluo.com-->; O) z: s# G/ K" s' o
- <div role="toggle" class="toggle-content">
: |' e9 O" H, S3 Q5 o) p0 `& q - BA-NA-NA-NA!
- Q( N) A3 ^; a$ s7 r6 R9 I* p - </div>
/ K4 G" h# O6 B& M - </div>
复制代码CSS代码内容如下: - .toggle {
7 ?5 I% c# ?. V# [. o% a - margin: 0 auto;
' I) N/ m* {, z8 o - max-width: 400px; g; X D& u1 D$ ~
- }
8 J# F. P0 e/ [ - .toggle-label {5 R; w, ~' t9 [* I; F7 V8 c/ a- ]
- font-size: 16px;& Z/ r. I" z3 d6 a9 q
- background: #fff;
$ |0 u, ?4 E; v. m0 ]+ S- u3 U4 P - padding: 1em;
* F7 ?, z7 R( C: U' y, t - cursor: pointer;+ q* E5 t( m4 V" R. E/ I7 E9 J
- display: block;
; Y* g! A- P* n: \2 A0 l. q - margin: 0 auto 1em;1 m- n# F1 T! J5 M+ x7 M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" O/ Z# Q: R) `( f [
- border-radius: 4px;0 C% E$ D1 l2 s/ R4 z7 Z6 B# `
- }
, K+ K3 n8 u! B. Z - .toggle-label:after {7 v0 D/ S( v! j' ]2 s- Z
- color: #ED3E44;
$ h% Z$ u5 @ S! x0 t - content: "+";: }* f) Q4 Z* Y9 K1 X
- float: right;
" `' q& {( @) {" P W- h( p - font-weight: bold;
! Q% a, t1 }" n6 g# T - }
% T5 Z4 U- s3 ^! a" K$ r - .toggle-content {
' n4 o( _2 ^% m: W; G# x - color: #B0B3C2;
* O' j& H- {4 R! ^9 M& c X - font-family: monospace;) n4 F6 |. k' ?# J6 I, O4 ^) j
- font-size: 16px;; e! Q& {' H' @
- margin-bottom: 1.5em;
0 z% x3 `+ Z' j4 j u$ l' h$ a; F - padding: 1em;
$ H' k/ p. T% Z, I& V' A s$ I - }, s, p8 z% e) c) e
- .toggle-input {
0 K* y$ g4 J3 ?+ l8 B5 c - display: none;( C! e% p) O0 p4 _! }
- }
# m0 C0 b" k7 l! e; g( |5 H: m/ T - .toggle-input:not(checked) ~ .toggle-content {
6 C4 |- ^+ d: W/ [7 i# h7 u9 E* G - display: none;
# _3 s7 N2 {# d- A7 V' _! A0 Q - }
0 i6 g8 n- M% D - .toggle-input:checked ~ .toggle-content {
8 P# \) z0 z% L5 D+ f8 _2 p7 X - display: block;
. a% `* {, t* m7 ~5 y# L* l - }5 b7 b! e* v5 g. A
- .toggle-input:checked ~ .toggle-label:after {
4 ~& S9 h; k( I3 v; M# } - content: "-";
- O# i! t/ P3 b7 s+ A7 W3 x - }
复制代码 9 I. F; d% u: U2 g9 F) |' X
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