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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!">
! G- L0 S f2 t" x( _4 D- V9 h - Label for your tooltip$ s) o6 O5 H- r$ Y- b
- </span>
复制代码CSS代码: - .tooltip-toggle {4 Y( F; ^0 \& A! B
- cursor: pointer;3 W1 J$ E9 C$ }, \
- position: relative;' {; j. j% l# m5 A
- }
" {" }! | q0 d( g - .tooltip-toggle svg {) t J) i' s1 v0 C4 {
- height: 18px;/ m) j! `; {* f: ?1 X0 a* |0 q
- width: 18px;
% U; z @5 E; Y' H$ ^" n - padding-right: 0.5rem;& @* @1 _; W3 f2 _4 [$ F, A
- }0 c& s. L* h7 y
- .tooltip-toggle::before {
; E, m! ^1 O! o2 b1 D' P- @ - position: absolute;
+ j+ A6 ~5 V" z - top: -80px;
]! i& g% O; |& o3 | - left: -80px;
1 ^! A4 U# E: P6 ^$ h - background-color: #2B222A;* E6 ~ y. x4 V) G
- border-radius: 5px;
( ?6 v; `* e- g! E! U1 K& o) F# c - color: #fff;
$ i9 c/ Y7 }$ N7 n# H; n - content: attr(data-tooltip);5 ]# M$ p4 H) y h" D& @
- padding: 1rem;/ _, Q ^" _) F
- text-transform: none;% j0 U( T0 Y5 @! U
- -webkit-transition: all 0.5s ease;3 {" S8 N. l0 s( D; a* W# ^
- transition: all 0.5s ease;! I5 { N" c/ Z' C! [
- width: 160px;4 e3 E1 ?2 C- [2 ~0 N( E* d2 H [
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- .tooltip-toggle::after {, K2 U. f0 t4 y* |7 h( `
- position: absolute;
$ Y% `: v9 ~) \3 l b+ c - top: -12px;
' R2 x9 Q9 x# r& q: j/ ] - left: 9px;1 }7 ]6 f% z3 n; m. \( a0 i! X
- border-left: 5px solid transparent;
4 s) t2 I' S7 f" W3 o3 y: A$ i - border-right: 5px solid transparent;
% D" _" _7 N5 U: N& h9 p& @ - border-top: 5px solid #2B222A;
3 U( |# x1 ], ` - content: " ";) w0 M% k2 c, H# {- M
- font-size: 0;! n* ~7 r' q6 w K* G
- line-height: 0; I! L1 n4 @6 l) W; W) }# Y
- margin-left: -5px;
4 b8 s1 q m0 B- M" Q( V - width: 0;2 ^$ K3 B* q3 i0 p2 N
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- .tooltip-toggle::before, .tooltip-toggle::after {+ e' G5 T4 u) E5 _9 m# ? `- b7 d6 {
- color: #efefef;: g g$ H( x" H0 s9 E
- font-family: monospace;3 y$ `& O) H- d: e8 T
- font-size: 16px;! f2 M- \' m6 @6 w: G1 J
- opacity: 0;- {) B' U; Z, @! ~8 C8 L
- pointer-events: none;! W1 w- Q5 h! z( g& h4 \) t
- text-align: center;0 |7 x5 N, F. Q$ m" e2 q5 o& A
- }
L: ]3 K) s) C. ?* ? - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 P9 l5 q5 |' B" L
- opacity: 1;
' F& ]+ K5 k! T, C* w8 a - -webkit-transition: all 0.75s ease;
5 p0 e e: l7 v. q6 p4 `0 g8 u - transition: all 0.75s ease;+ A% ?5 M& l7 S7 _. u7 f q, 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">$ m1 y! @4 C. K
- <ul class="nav-items">
' _" f( j, Q* Z: W2 _; n - <!-- Navigation -->2 K& E G: F% i6 @ j# D
- <li class="nav-item"><a href="#">Home</a></li>% l* G6 u) _3 p; e$ k U2 U( b7 N
- <li class="nav-item"><a href="#">About</a></li>* n3 p' e+ s9 ^3 R, G$ I9 J- I
- <li class="nav-item"><a href="#">Contact</a></li>
6 n4 A# ~! z; g' w: u( F4 u - <!-- Dropdown menu -->
4 |: k* j5 [( Z: y4 K( _ - <li class="nav-item nav-item-dropdown">
* R1 m+ [+ R9 `9 U; O2 ?" o - <a class="dropdown-trigger" href="#">Settings</a>
# ^5 p1 o# f+ g$ C4 ^6 B6 G2 Q* {" [ - <ul class="dropdown-menu">
# e3 ?% }( e; V0 P' G - <li class="dropdown-menu-item">' K) Z" t1 {& x% A7 I' H# z
- <a href="#">Dropdown Item 1</a>
! E4 x5 K0 z4 U! j9 v' ], A - </li>
* M2 U" {8 W; K - <li class="dropdown-menu-item">3 B N5 _+ ?! O+ C' c5 `/ f
- <a href="#">Dropdown Item 2</a>9 I/ K: S2 u6 g: G& e4 [3 q
- </li>' o6 _3 m% }! h9 z7 M2 D
- <li class="dropdown-menu-item">
0 S$ \- b3 p, D - <a href="#">Dropdown Item 3</a># y% ~( B$ i' L
- </li>8 z8 g+ r4 U9 e' g/ I
- </ul>
6 i: v& N- _: z8 P5 [ - </li>* @- u) _% m. q7 S- |! p
- </ul>
' E; b" s: h" j9 l. I/ h - </div>
复制代码对应的CSS代码如下: - .nav-container {
" i3 I9 G* x+ ]% i - background-color: #fff;
) ~# _7 Z. r5 F0 I) U - border-radius: 4px;
& o# g$ t3 `4 L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 i( e4 l( v& J4 T3 A1 i5 Y - padding: 1em;8 b" k1 l0 u; e3 q" M9 R5 Y- r, g
- border: 1px solid #eee;
c9 u7 U; J9 O; G1 B - display: block;
& X, P& s, Z0 J - max-width: 400px;: d' q4 A* W; B$ b3 `
- margin: 0 auto;1 ]8 N1 c! C+ B% A: ~" ]
- text-align: center; U8 A# b2 F) w% f4 j; y8 M D4 Z7 K6 W
- } A1 Z7 e3 }; M' d" ?+ s6 F
- ul,$ ]- x& a1 P* x, a# s/ n
- li {& T4 \" H$ G1 c, b% a% ^
- list-style: none;
2 |; _! [ @ u; q7 ` - -webkit-padding-start: 0;
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- text-decoration: none;
/ L% u+ h7 T4 A/ v4 d) i- q( ` - color: #ED3E44;
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- .nav-item {
2 M* r5 K% f0 W - padding: 1em;# B0 K. O$ V! q: c4 p
- display: inline;/ ~* M6 O f- Q+ w9 t
- }& s2 r2 R$ R* b0 W6 p
- .nav-item-dropdown {
5 }# `0 g' M- q1 R - position: relative;8 M3 U$ M! n2 {. ?3 F/ |
- }
5 y- \; C/ d9 v5 V2 Z - .nav-item-dropdown:hover > .dropdown-menu {- ?! H9 @. o: s7 ^) B; | J5 w7 c2 ~
- display: block;
, H* F3 N$ ^6 l: } - opacity: 1;; }0 L. u% X2 G+ n, i
- }
7 v9 v) p9 Q6 z0 X7 b4 l0 h; v4 D - .dropdown-trigger {
3 c% Y1 ^! S; z, J, l - position: relative;* A8 p, V' i9 L2 ?- y1 G
- }
2 ^* l7 w4 ~+ J. i- C - .dropdown-trigger:focus + .dropdown-menu {
+ F* @% b0 [" Y" t5 ?3 z7 i - display: block;
) T1 D0 P3 Z+ K1 g) `% ? - opacity: 1;
: M) D% r# w$ z& h, J. c: N2 N - }
8 w/ S9 Q$ }. c9 y% C1 N - .dropdown-trigger::after {
* \2 I; G5 m1 L6 ? - content: "›";
" W# ?5 @3 V) Y2 l/ Y5 U - position: absolute;0 D- ~; p5 s4 r: \" {) d/ F
- color: #ED3E44;; C$ r, \3 @, U$ U
- font-size: 24px;
# e; C) `7 C; E: {" c7 m$ w - font-weight: bold;
9 X' d. f, ]7 B - -webkit-transform: rotate(90deg);
1 s; H, S5 ]3 ^( E8 \$ j. e - transform: rotate(90deg);
) S+ y; H# I; I# Z1 p/ g( Q& I* y - top: -5px;
* Q4 t. U+ B4 N2 g) N3 q& o - right: -15px;. B; ~; E9 }5 ]7 j0 c* Z( G
- }
3 ^$ d, @2 o! }: ? - .dropdown-menu {
1 j+ Y3 T0 \+ l8 l - background-color: #ED3E44;2 b9 t1 A! W: j, a M7 Y8 A
- display: inline-block;7 u+ J0 m& S8 \( V! Q4 S2 `( ^
- text-align: right;: |" m* f2 `+ [7 F" I8 }
- position: absolute;/ Y1 b9 L P$ G. ~
- top: 2.5rem;! v3 }; _. F# `* J6 Q
- right: -10px;8 D% X' x8 N) a
- display: none;* ^ O8 W' c6 ]# a: ?1 X$ Z
- opacity: 0;9 D# F6 J- I f1 w- |2 g- O) D
- -webkit-transition: opacity 0.5s ease;* c9 l" ^) E1 U# X" p
- transition: opacity 0.5s ease;
3 q9 d6 H7 Z5 x6 }' f% } - width: 160px;
5 `8 x: T8 M+ E [- }- P) |. i - }+ R& A) g( P* B, a6 p
- .dropdown-menu a {) v8 b# T8 x$ B! k, s, ^( N
- color: #fff;
/ I: p" a$ W: _! Z - }
$ d; B5 F& U* ~% Z( O# F1 I1 {; z( W - .dropdown-menu-item {
% t1 e% O: @0 L6 @$ { - cursor: pointer;
, f% }! V" q0 c8 x e' t2 c4 O$ [. N - padding: 1em;
" t k; C% g( ]+ Q( _ - text-align: center;9 m- U& f; a+ J& m3 }( _( {) V+ j
- }
. f6 _2 D" a; [% k0 e% x- @0 z* e - .dropdown-menu-item:hover {8 \+ l2 ~$ `$ H1 ?
- background-color: #eb272d;
* r/ O6 Z4 N3 U } - }
复制代码 ' z: S& r; N5 h. f! ^$ f
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) M1 N, `- S/ {0 ?$ A3 Y. [
- <!-- Checkbox toggle -->
7 ]* I3 k" q7 Z4 V- n - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% T& L7 P) V. s0 [ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
% p7 l3 x# \. V/ I! H7 ?. \; e - <!-- Content to toggle from www.mfbuluo.com-->8 V* p4 b7 ~2 w
- <div role="toggle" class="toggle-content"> Z4 Q9 F2 x' B' S2 r! ~
- BA-NA-NA-NA!
) J. f$ S3 i' a5 U' H! G - </div>
/ \ _5 F2 P( l( Z- c - </div>
复制代码CSS代码内容如下: - .toggle {$ ?: Y f* U7 s7 K
- margin: 0 auto;
( ?( `/ h, ^6 F( z5 P/ I) e2 C - max-width: 400px;+ C0 @$ C& L$ ?+ O6 G# H# X
- }
: B6 o6 b8 \6 a9 ]8 ^6 g - .toggle-label {
& [' Z- ?9 V* S3 K3 @. R6 o6 K - font-size: 16px;
: f( @1 y7 D, ?2 |2 X& ] - background: #fff;
& W' m, @5 M5 `6 {. c6 y - padding: 1em;
5 t( [: R! @) s& Z5 k" G0 V - cursor: pointer;
% V, f# @ C+ {7 n4 @% F - display: block;
+ C g$ }. q7 j. S - margin: 0 auto 1em;
# u+ n6 R. u& D$ d$ I* H) } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 J5 Z/ u" u. k# ^ - border-radius: 4px;" W) X- _- O: E5 b7 g2 w
- }
* D; ~, g, I# o) y: I2 ? - .toggle-label:after {
' `+ Z! l, e# e+ C3 W" [ - color: #ED3E44;
( ?$ L/ Z2 O/ B3 z - content: "+";3 y( x6 X+ w( ^: O
- float: right;7 P* a& F" K1 f6 l7 j' ?, G. ~
- font-weight: bold;
% q7 q8 z, e G) W$ z* _ - }+ O) o6 k5 \$ X
- .toggle-content {
& W, U% ]3 {! @# ?- a2 { - color: #B0B3C2;! O8 N9 p( m3 ]: k/ ^/ A
- font-family: monospace;
$ J% u& w, p! {; G/ y R$ c - font-size: 16px;( R5 t& R$ O1 J% |% }
- margin-bottom: 1.5em;0 A: [6 Q% C$ t! k; S
- padding: 1em;
3 p+ E8 W( J4 v- V1 ], b! E - }
; g2 {4 r8 [2 H# k5 h% b/ S - .toggle-input {
2 \% y1 r- P) `% {8 S9 W1 b - display: none;' ^: V& v: D5 a5 f" F8 z) b1 n
- }7 C b) s0 h. @+ r, p) j
- .toggle-input:not(checked) ~ .toggle-content {
6 G! P) i6 ^' D5 m" ^! c3 G - display: none;
/ K- o: s( ~. i; }7 b, l: b - }
1 L1 a1 U4 Z; o& h) ^3 \( b! e! c - .toggle-input:checked ~ .toggle-content {% `' s+ P+ ~2 C/ H
- display: block;
9 l% f/ G$ \9 G' u F* I - }
/ G' R' o0 a+ ^' \. S; e - .toggle-input:checked ~ .toggle-label:after {
5 v4 E4 {" d7 `8 X6 T- o; z& p' { - content: "-";9 _9 e7 }% e" u( U4 q5 m
- }
复制代码 $ t. a" d" Q! k! F
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