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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 i( g$ o: P- E+ T* ^( m
- Label for your tooltip
2 i* \1 I" ]" z& E - </span>
复制代码CSS代码: - .tooltip-toggle {$ M* y, l/ k$ ` Q1 o2 U
- cursor: pointer;; Z, p) n e) {8 j
- position: relative;
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2 D6 `9 H* [5 ?2 a7 t6 ? - .tooltip-toggle svg {+ A. r0 s$ o- u% x. [& U
- height: 18px;
7 V0 \1 j' A6 n' `% X3 G/ h; o) I - width: 18px;) d2 \3 a+ q$ N; d# }- R
- padding-right: 0.5rem;, f+ ~& N- D7 Y+ P
- }
6 F# z, W1 w8 A1 ]8 }( R4 k- b% m - .tooltip-toggle::before {* t" J5 W; x9 U2 P- L
- position: absolute;4 k: q$ w- n' ^! ~2 q* G. X
- top: -80px;! n# K, j( Y6 S5 q; f1 t' I, @
- left: -80px; g% N. L% _. {, i! y2 ]
- background-color: #2B222A;
9 J8 E/ a" S+ H6 N# A8 u& r - border-radius: 5px;
+ {/ u9 z3 f; ^ - color: #fff;, y+ t7 [# K5 D4 k& z
- content: attr(data-tooltip);8 n* p" r" I1 A- { u
- padding: 1rem;
2 E! T% J9 j( m$ h6 g- Z1 f - text-transform: none;" ~# ~& |" E D! G5 ]" K, D" G$ q
- -webkit-transition: all 0.5s ease;8 C( {" w8 o- t) W
- transition: all 0.5s ease;
, Q) |' Q: k3 q* v% c1 u. } - width: 160px;+ q& k! j" c1 J2 i2 {
- }
) K' }' t3 N' W3 U - .tooltip-toggle::after {
# G0 Z) n3 C6 I& v - position: absolute;) D! U0 X# s% {6 F$ u) l9 W
- top: -12px;, o" y) A, J& l$ ~& k$ B( V7 q1 j
- left: 9px;1 I. G, b% U1 `$ c" y
- border-left: 5px solid transparent;
' l6 e; o3 P2 K* r% E5 X0 ^. g - border-right: 5px solid transparent;% K; w( z5 Z7 D7 C2 T: j2 B9 I
- border-top: 5px solid #2B222A;
- n; g! P8 U; p$ a - content: " ";
+ F& Y* r& W) ~# X# ` - font-size: 0;" d% \1 e7 I" n$ W* [; c
- line-height: 0;, F5 k% a) l( U( l3 E z9 g/ O0 J% n
- margin-left: -5px;. E# F/ T- I3 j7 u2 ^9 M" E
- width: 0;
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9 d% \" b7 s$ i. K2 V: s- l7 } - .tooltip-toggle::before, .tooltip-toggle::after {
5 P( K% z# U0 g# r: Z - color: #efefef;
- ~6 S" ]0 W* H6 e+ \6 f6 S - font-family: monospace;
% v. w. ]# X2 ?. O9 ]$ g% m - font-size: 16px;2 N5 |0 `: c- s
- opacity: 0;
0 w# g, j; Y3 ~, _6 E4 W+ G p - pointer-events: none;$ u$ U# ^! O# j! m2 X$ B
- text-align: center;
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* _( L9 i7 |) u. c8 @ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# u: N9 {, d0 C& m6 U
- opacity: 1;7 c3 Y# t, d9 D' K* s
- -webkit-transition: all 0.75s ease;0 f8 w* z U" ~8 m4 b9 F, S
- transition: all 0.75s ease;
9 z% M' x( B6 H - }
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">5 i; q3 V: k1 b. U. n5 P) g
- <ul class="nav-items">' X+ z- C5 V! Z$ }& ^& `7 P
- <!-- Navigation -->
5 p# ~! ]9 J/ ], k- h - <li class="nav-item"><a href="#">Home</a></li>
: P2 v4 e# C. |' e, P - <li class="nav-item"><a href="#">About</a></li>
& d8 V8 I; N8 _% g. u1 N - <li class="nav-item"><a href="#">Contact</a></li>4 n7 [8 a$ G W1 ?' t
- <!-- Dropdown menu -->: o: W8 P# B* N; R* |* ~
- <li class="nav-item nav-item-dropdown">
9 H- b6 _, i$ `! M - <a class="dropdown-trigger" href="#">Settings</a>! a' e4 j* r9 g/ Y7 R
- <ul class="dropdown-menu">
% X$ p: V, M! U+ D& k - <li class="dropdown-menu-item">
' O. {6 Z! z# M7 T2 p& g8 f+ N - <a href="#">Dropdown Item 1</a>
; o+ D0 w% R' k - </li>+ o1 g4 r4 C# D; X
- <li class="dropdown-menu-item">9 O1 b# F: ]9 Q9 q* V5 @ T: b6 C
- <a href="#">Dropdown Item 2</a>) n+ s' \1 [$ j' Y# n# h- ?0 h
- </li>) _ K/ s% T: A0 P' u: \
- <li class="dropdown-menu-item">
; H( [4 b$ b( D; X - <a href="#">Dropdown Item 3</a>2 X- {$ G+ m$ [+ n
- </li># o3 O* ?- j6 G2 f' a
- </ul>
1 C; i7 x( ~7 t; i - </li>
6 V" @6 I; Z) m) d- }; c - </ul>0 E8 m! S: N9 M7 A
- </div>
复制代码对应的CSS代码如下: - .nav-container {
3 D' P9 x3 ]5 E; s% H, H/ c - background-color: #fff;; r5 B# M4 |% T5 b+ |8 I
- border-radius: 4px;) N# }3 c9 a }# g4 v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ ~. M6 n! o# | - padding: 1em;
$ t3 ~, \% `: ^; ?$ F; x - border: 1px solid #eee;6 ]& T+ u- s! j7 o
- display: block;
& \8 j$ f; ]4 L, H% J, ^0 |* J - max-width: 400px;/ y* i2 b+ w* z2 L4 I8 v
- margin: 0 auto;3 c2 Y; v% G. j1 [: [5 G
- text-align: center;* z- Y# X7 H1 F. H# K/ ]
- }
: p$ }$ v( j- Q! R4 u5 G- D- u$ \ - ul,
/ Q! {$ i2 B, B$ n+ h3 t - li {* n5 n$ U+ O( V" M
- list-style: none;
5 r7 H3 o) [! L# Z3 K - -webkit-padding-start: 0;
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- a {0 {, B( Q l) S _: v" `6 m/ `
- text-decoration: none;7 Z' C$ i* o* r- k
- color: #ED3E44;
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" q! ^. d4 g5 Q4 C* L; B/ z - .nav-item {
7 l5 t- h: e4 n- R - padding: 1em;
7 j0 a0 a/ a' W: T- a. k - display: inline;
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- .nav-item-dropdown {2 p7 s* p& [2 X- ~( U- e, B
- position: relative;+ i7 e( L1 n7 f6 l
- }
" u$ P( K9 d" {' e$ f" g" J/ m _7 \ - .nav-item-dropdown:hover > .dropdown-menu {
- e; {- S/ _0 p, L: ]+ |, k: T" [* G - display: block;7 c( _6 _1 O, t# `( e* D* V+ `5 f
- opacity: 1;2 N0 D3 i- T# z/ N. d# ~
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- .dropdown-trigger {
" s9 }0 F0 Q5 D, G: J1 x7 u4 L0 k - position: relative;
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% y5 W% T5 z0 z5 N: u - .dropdown-trigger:focus + .dropdown-menu {
3 t% ?) F$ W% x) j& d* @7 } - display: block;% t+ j# t: [2 o7 w) b
- opacity: 1;" l+ x9 z% T1 z
- }
7 E# w" ]$ C G' s( I0 p - .dropdown-trigger::after {
" u7 e7 Y. L R - content: "›";2 [2 W- o6 g- z. ?4 ]8 a
- position: absolute;
2 p6 m% N% b* z# I3 i - color: #ED3E44;3 p$ I% w3 |! a
- font-size: 24px;1 B, M2 T: `( o+ }1 Z ~: c& I
- font-weight: bold;
5 z8 I/ `4 v( U - -webkit-transform: rotate(90deg);3 X/ [. K" T) z2 Q. U% B+ V
- transform: rotate(90deg);( _5 b0 A4 R3 H
- top: -5px;
# w& L6 J+ V( ^ - right: -15px;0 m% f/ z' |! t, @% Y7 Q
- }
+ o! ?2 N4 w- b0 X0 \6 n, {$ z - .dropdown-menu {: h& Z) V5 }: k3 Q
- background-color: #ED3E44;
/ x5 b1 n; k7 z: Z4 I- N - display: inline-block;
. b$ k, c% S) g$ g( q/ M& l/ G - text-align: right;9 a) L# v( j# v9 W& L
- position: absolute;
; s0 d$ j. E1 w5 H! k - top: 2.5rem;9 b4 S! I9 T7 h: Q
- right: -10px;' D& S1 Z, S: u
- display: none;
& I3 O. X T/ K: V. M) g - opacity: 0;
* G5 v% y6 R. [- m" m - -webkit-transition: opacity 0.5s ease;
+ z x: v6 b9 G& c1 |" h - transition: opacity 0.5s ease;
! Q V2 A1 F1 w% F - width: 160px;
+ X0 O$ O6 S; }1 K$ `. r - }
, n' |- d; i8 m) p0 t( ? - .dropdown-menu a {
) C/ X8 _2 r: c H: f3 l; v - color: #fff;% ^- V) s9 |9 u! d) C- E ?
- }& L# F" I$ S% c$ L% d9 ~: O6 \
- .dropdown-menu-item {
" G9 N& T- T5 Z | - cursor: pointer;3 N% K4 @; }' M8 J Q
- padding: 1em;
2 m/ v; r! W$ U" _. y3 I, r - text-align: center;
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- .dropdown-menu-item:hover {
/ W9 y1 R$ V* d! W; x$ O - background-color: #eb272d;5 d8 O4 K% J7 y3 n7 k9 I* E4 M
- }
复制代码 . a3 f d6 z+ [6 Z/ {' L8 a P
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* Q( |" z! y6 r% b& L - <!-- Checkbox toggle -->9 R8 I" X( _ S; b7 d# U
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( y' m" f: c1 P: @. b t& g
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 I. X# {* z! n: }( ?9 k
- <!-- Content to toggle from www.mfbuluo.com-->
5 z8 h' M! y2 o' l8 I1 [ - <div role="toggle" class="toggle-content">
, O5 C8 Z: k) J - BA-NA-NA-NA!
1 L: U/ H. V9 [' `- j% x - </div>8 A' ~0 M1 T% R: z0 s$ _2 ~) p
- </div>
复制代码CSS代码内容如下: - .toggle {+ G8 ~7 T( l' v) N9 B8 b
- margin: 0 auto;0 A0 h* R+ k K0 l; R" M% c3 u, b
- max-width: 400px;
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0 j4 c: E, i' K6 V- |3 {$ { - .toggle-label {
8 J! _$ v9 V7 a - font-size: 16px;( l$ n. q% |8 ^; K* o
- background: #fff;
7 ^0 p2 I, H. z; n - padding: 1em;. \- U9 z: t2 f K' u$ N4 y3 A$ {
- cursor: pointer;
- m4 c/ u0 B" w8 f4 N% R - display: block;! q9 `, O) ?1 ~
- margin: 0 auto 1em;
; L. F/ d& i' G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& Q" K/ q* M4 B9 Z - border-radius: 4px;6 ]; \* T- k7 ?+ g( ?+ W6 B
- }! c4 Y& J2 Y3 r& F: w( z
- .toggle-label:after {
" L; u# Z7 p/ d4 C: o& b$ `, D; I- H - color: #ED3E44;
3 E2 ^; p5 X# d - content: "+";8 K4 A( r% a& H8 Q
- float: right;, r) A; z/ O2 V! Q, e" w: k
- font-weight: bold;
: D3 d, q9 |$ \" B; T+ z, Y0 d0 ]( | - }
1 R$ Q% Y6 z! T% A+ N9 Q& h/ B - .toggle-content {. }) Q& ?* P) R+ I) D- Z1 {
- color: #B0B3C2;4 U' X2 D1 ~4 J
- font-family: monospace;
" e. f; r0 D/ C) }) s" ` O% w - font-size: 16px;
: v0 ^& |# i( i+ _! f - margin-bottom: 1.5em;
! D7 @. Q# k+ f' O0 { p& k - padding: 1em;
( j7 u+ N' [; p1 z* v% D5 T - }* _, X3 K# l( }$ O
- .toggle-input {' N: z l+ S9 C7 ?
- display: none;% `+ n& @ D& E* [- ]
- }
1 |) X0 Z: N- d" U3 k; g - .toggle-input:not(checked) ~ .toggle-content {
# P, X+ H8 c! V - display: none;) r( X- L5 i& m
- }
- ?1 E: K8 G9 j7 A- I T6 V; S - .toggle-input:checked ~ .toggle-content {
5 J* U9 W7 @0 [ - display: block;
& e$ ]- @, n! v9 W% z7 Q - }
& s9 `5 ?7 v# W2 L4 m& N2 { - .toggle-input:checked ~ .toggle-label:after {
6 K$ w' A6 g/ N6 |$ | - content: "-";
7 r0 q9 m# b3 r' i; Q+ G3 W - }
复制代码 5 W3 H; [: d0 ?/ x
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