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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!">
! o. c3 T" L- i0 m - Label for your tooltip$ R3 I+ D* @- q7 i. D' a3 v4 F
- </span>
复制代码CSS代码: - .tooltip-toggle {
- w* B# l% u( F3 N - cursor: pointer;
5 h! q2 k8 H1 U, P% q - position: relative;
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- .tooltip-toggle svg {9 `0 q& u/ u- L, L- g$ ~, L
- height: 18px;/ }( R% ^1 S! H; l8 U* }/ c/ a1 M
- width: 18px;( i, j! n4 Q: E5 e5 Q
- padding-right: 0.5rem;
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- .tooltip-toggle::before {2 K" s3 A" `- R. t5 V S; r# E
- position: absolute;" N! K/ k4 f; b+ A' o
- top: -80px;- D/ B! v- T) W' z! B+ q
- left: -80px;5 @1 N# `" j0 D
- background-color: #2B222A; j5 p/ a3 O# L4 p) F
- border-radius: 5px;: G* T3 P2 `9 I
- color: #fff;
: S' [& r9 z% N, P - content: attr(data-tooltip);
8 g% | b# Q2 I9 r7 o$ C, s$ R - padding: 1rem;
: N; Y) \/ [: U& U - text-transform: none;
, s3 a$ l6 N7 O - -webkit-transition: all 0.5s ease;
/ s. x& j: P5 ^' \% `- v - transition: all 0.5s ease;
, q* U1 M% n ^! v# l6 G - width: 160px;
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- .tooltip-toggle::after {
# {1 {$ I$ H# h: k9 I( t - position: absolute;
, a% r, j e6 \( f - top: -12px;
3 Q6 g- v/ l- o' x1 n4 Y) y0 X - left: 9px;
( x1 I9 }$ P9 _+ S, s$ X - border-left: 5px solid transparent;, v- P- y( f/ H) w6 Y- E- Z
- border-right: 5px solid transparent;
" z! ~ {& L! J i1 T - border-top: 5px solid #2B222A;
# z0 N2 g" k' ?) p - content: " ";
7 F4 M/ n/ ]* E$ {- s - font-size: 0;/ H2 a9 r. U1 h0 G- v$ J4 Z+ x% ^
- line-height: 0;
5 j$ D( z1 [: s - margin-left: -5px;, V9 Z/ ^2 b+ M# V
- width: 0;$ a0 \0 h3 K0 L& n, z4 T
- } A: Z8 Q! N( l. g& [& ^
- .tooltip-toggle::before, .tooltip-toggle::after {
' U. E; _' q# {) X& J - color: #efefef;# k- W% F" M! |* n. s- D5 b2 D
- font-family: monospace;
/ V" B( \" c( J1 f! L - font-size: 16px;
# M" C7 z4 r& c: K - opacity: 0;/ `; d9 M/ ^7 Q4 k& O9 }$ i1 S7 P
- pointer-events: none;
" z$ ]$ a5 H, v& M4 t8 x6 X - text-align: center;
8 |& ?2 I3 V" T! Q - }
) O# h# S: t1 Y' C- @; i0 E8 L - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& R1 \0 o! I1 \2 p* ^6 u2 h! |' s - opacity: 1;
9 f7 a5 u3 r2 g - -webkit-transition: all 0.75s ease;& [. o3 s3 c5 l; I
- transition: all 0.75s ease;
0 w' b& P F4 w; c! S7 N8 t5 v - }
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">; H6 b K! Z5 t+ `
- <ul class="nav-items">4 v# b q" B( X) O6 s. ?. j
- <!-- Navigation -->6 e G' u* X: u2 b8 S7 z
- <li class="nav-item"><a href="#">Home</a></li>- b, {* w/ l1 k) s
- <li class="nav-item"><a href="#">About</a></li>
: {& }# |- ~; y5 j! x - <li class="nav-item"><a href="#">Contact</a></li>
& e! ?% g1 Z! [; x4 B - <!-- Dropdown menu -->$ [* H2 K X) r* Z
- <li class="nav-item nav-item-dropdown">
# k2 z. u' i5 o - <a class="dropdown-trigger" href="#">Settings</a>+ G! Z5 d$ P) X: ]9 c
- <ul class="dropdown-menu">
/ _& [7 S d, I" w7 G - <li class="dropdown-menu-item">" H" {+ S/ p; ?) y
- <a href="#">Dropdown Item 1</a># S7 F" W/ Q$ A2 p
- </li>
) W- [* }3 p* U - <li class="dropdown-menu-item">. A5 S3 b( e* `* J8 ]' V
- <a href="#">Dropdown Item 2</a>" {3 R" c5 `/ t' I
- </li>
$ |7 r. i7 W: h7 j' z+ m - <li class="dropdown-menu-item">
5 S c- c! g$ j# H' o1 ? - <a href="#">Dropdown Item 3</a>
* i' K% Z& X) ^- w+ ^ - </li>/ t* k& ]! P. I7 g; e* s
- </ul>
& d% M8 z, K2 q$ e - </li>
d1 ?+ B) L2 \ - </ul>1 k/ p5 m% m4 G K
- </div>
复制代码对应的CSS代码如下: - .nav-container {
6 `" a9 O* d6 v0 f: Q% E4 W7 _ - background-color: #fff;7 C% _+ b" b* H# o% ]4 p
- border-radius: 4px;
6 ~/ X) m: p1 a! h/ K) p( }4 ]' F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! s$ i3 e8 r/ Q; ^% i) \
- padding: 1em;/ I& e- K& F' I; H
- border: 1px solid #eee;6 s% f/ o; ]* F5 Q( F
- display: block;
, \* k/ V. g$ g D `* d% }7 Z2 g' y - max-width: 400px;$ n1 b1 L. V$ X, q9 I( K/ c; ?
- margin: 0 auto;; U/ h. ` v, J" Q& N
- text-align: center;$ s+ P- K- V+ _" G4 a; x5 B( C3 Y
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- ul,
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- list-style: none;
! P7 s9 C5 z, P' h: C2 L - -webkit-padding-start: 0;6 m5 w: p( e, U. M# t& K, T0 e0 Y5 p
- }! z& t, u+ G9 ]( I& ]
- a {
8 ^1 ~' q+ M+ r: E+ v8 E- O - text-decoration: none;6 N1 \- G) P" m, R
- color: #ED3E44;7 s/ q# M* L$ s: K% E
- }
- K6 D( Z# y+ I: q - .nav-item {, }+ T: c/ i2 U9 V" H8 v9 ]5 h8 R
- padding: 1em;
% q; u, u& Q1 K7 `4 o5 c. w - display: inline;- `, O# o, i% ]$ n7 Y Q6 v: b1 R
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- .nav-item-dropdown {
( o, y% f) V, A1 ^* V" m - position: relative;. H) W6 t2 j. X
- }
! [- A' r0 j9 s2 f( p" l' a Z - .nav-item-dropdown:hover > .dropdown-menu {0 G/ D5 ~: a; _4 a
- display: block;: t1 m# t" x: u: B. \; y" [' I+ n
- opacity: 1;0 o, L+ h( d! N) |1 b) H
- }
# `6 V3 l0 S# ?( {. K - .dropdown-trigger {- i) G, {/ b4 V" Y: T
- position: relative;8 {# P' t3 k. v0 T4 p' g- v' |: g
- }7 _1 I/ A L J8 a) }0 U
- .dropdown-trigger:focus + .dropdown-menu {
. z% \2 q. m2 A" O5 G - display: block;5 m x0 Y4 a( T$ Y
- opacity: 1;
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6 Z% A/ s& |, L+ }+ o m - .dropdown-trigger::after {
$ M5 b6 \( {- b/ j* |3 @ - content: "›";
1 H# v% _2 G& `; V. S' G - position: absolute;
* E2 P6 W2 M) _6 n e# g5 C - color: #ED3E44;* M7 y1 E3 w4 U# v( V) U+ s# \9 W
- font-size: 24px;/ m1 e+ G2 h$ B1 q
- font-weight: bold;
( c) R h+ j% b) }6 k- S - -webkit-transform: rotate(90deg);$ |* w2 P. Y3 c- J% s
- transform: rotate(90deg);
3 a. T% z8 O% L; y - top: -5px;/ `3 g2 g# p9 @' i1 R
- right: -15px;( U" _( G! g8 z Z( }% X
- }+ v3 T8 D% \* X6 x6 G
- .dropdown-menu {
: O, R. ]9 V; [4 \ - background-color: #ED3E44;
! v, ^9 M$ q1 E$ Y3 b+ s, _( l - display: inline-block;
" }$ c2 s6 t7 M! W* _. \3 w) n - text-align: right;
' T' d' I, t2 L" o - position: absolute;
; o9 B6 g% Y1 q) U2 O! s - top: 2.5rem;
t: G3 H- Q0 C1 Z3 W - right: -10px;
{) Q% p. E S, m G2 |& A- _ - display: none;
. X) H2 s9 o/ t6 e) `+ b& N - opacity: 0;
( g) N" I& H( x4 v+ r2 o2 l6 C - -webkit-transition: opacity 0.5s ease;* q' a" n$ i5 d" z/ ?% L3 P
- transition: opacity 0.5s ease;
+ t6 T8 m: b4 m. e3 d - width: 160px;3 y$ F" _$ N A9 n
- }# G- } |2 `& y% N& }% C% T {5 a
- .dropdown-menu a {9 k1 Z* j" N( C0 N8 \
- color: #fff;0 b8 V3 I% {0 x2 v- c+ ?! l, v
- }. L3 h. q9 e1 [. i
- .dropdown-menu-item {4 s* ^) [5 p5 e1 T! E7 i
- cursor: pointer;
' }6 R+ x. X7 u" Z - padding: 1em;6 W" i% d; v1 W6 a) `, E
- text-align: center;
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- .dropdown-menu-item:hover {
* m; J; S* Y& f1 O% s: H - background-color: #eb272d;3 {- f" T6 G) n# x. O
- }
复制代码
+ w# e; }9 W. x1 H3 ]; k可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- G- p0 i7 ], E - <!-- Checkbox toggle -->
0 N# Z4 M) K. Q* E - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( D+ `+ x! g2 I) e6 z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# i5 V0 V2 Z) k ~6 [2 ~ - <!-- Content to toggle from www.mfbuluo.com-->/ R9 s( b$ m$ i! X# A
- <div role="toggle" class="toggle-content">
# ~7 E7 B5 `% T# ?+ | - BA-NA-NA-NA!4 E3 |( ^+ n+ u, z( h" _0 K
- </div>
+ G' Y) F5 `# e" v# \/ W& K2 v - </div>
复制代码CSS代码内容如下: - .toggle {
b: b S2 J5 s( }0 L3 n8 l9 D - margin: 0 auto;) P. p4 n7 ]* h
- max-width: 400px;+ p! ]1 z6 t, \: A& t
- }6 }7 \. x( h; H: [1 ? c1 q
- .toggle-label {
- k( A, s5 V/ f: l - font-size: 16px;
% T# b( ]# ~* j2 Q/ O - background: #fff;
4 @$ Y) O* U- m2 _; r - padding: 1em;
9 x g! ]7 U/ D' @& ~2 j( R1 h a+ @) g - cursor: pointer;7 ?0 P+ C: m% J+ {+ u
- display: block;; [: w& ]$ w7 X h [5 S
- margin: 0 auto 1em;
2 Q& w) F9 E0 u' e3 m/ F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; ~; V( b. ^' u* Z- I( D& E. @: R - border-radius: 4px;6 r8 e- z" B) \- ~
- }0 F) l& Y; @, \2 d! E
- .toggle-label:after {' @/ p" J$ E- G/ L* u) T) Q: _
- color: #ED3E44;7 m2 E0 x# S; S
- content: "+";/ A1 W/ z' i( R5 y$ l
- float: right;) P! h3 a: ~2 u9 Q/ I, u3 d9 V
- font-weight: bold;: x9 [0 M- Z7 C
- }
( X6 C0 _' k5 g; y5 e! \+ T9 t* P - .toggle-content {
) _! W4 L' V% t6 P' n( [( N( A: @ - color: #B0B3C2;+ J0 k$ q* h& k7 C) C
- font-family: monospace;
H& Z3 `# f7 Z% h8 [5 E- V - font-size: 16px;
0 T- G: Z; _; F - margin-bottom: 1.5em;" Y4 W0 E" Z" E6 E" @7 ?
- padding: 1em;
: Z- o7 P& g7 M+ P4 a C" Q9 S; ] - }$ h' ^0 h* h, {5 b+ H, O. J
- .toggle-input {
0 c7 h2 m( d3 e0 x6 E! a9 M+ s - display: none;
- i9 w/ [9 m$ F& {0 m f& Y - }2 i# r; v6 m" U5 q6 L6 m
- .toggle-input:not(checked) ~ .toggle-content {
* V$ W2 `9 ]7 K+ d - display: none;
U* R5 ~. O4 J$ z - }
0 a7 b) A' A: u& {+ I) w; c6 N - .toggle-input:checked ~ .toggle-content {
* i# K0 P7 @) [8 e6 w - display: block;& V* s3 ~# h$ I( U' w
- }
: H, V3 W3 U% Z B8 ]3 g - .toggle-input:checked ~ .toggle-label:after {
5 n; z% c5 W5 H+ v" A5 x% q - content: "-";
+ |4 \1 r+ q3 s7 o2 ? - }
复制代码 $ X: }9 U3 j# N- g! g4 r
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