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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!">
" D* `( m; r1 j( M& O0 T - Label for your tooltip
1 h, ?) j% p$ ^& ^ - </span>
复制代码CSS代码: - .tooltip-toggle {& Z+ X7 Z5 X. Y V! r9 h! I, A
- cursor: pointer;- Y; y& K) v# i8 B
- position: relative;
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- .tooltip-toggle svg {- S9 {2 j7 }2 k) r* G7 S, r; v B
- height: 18px;4 o; G# O# {1 T3 a7 L8 b
- width: 18px;
8 N% t X3 B6 L9 b) L - padding-right: 0.5rem;
( c; w* e/ R/ \8 ~+ f5 k - }
7 z% h, H9 y# h( A* J - .tooltip-toggle::before {& C1 C- i) C l& z& U
- position: absolute;) `* \# U5 F( d' \
- top: -80px;3 o `, b2 ]7 }% v6 x
- left: -80px;7 n, U5 {% ]- |6 K% Q T4 ]" Z
- background-color: #2B222A;$ |, i. W/ g- N, t+ o" ^
- border-radius: 5px;
! C/ E+ F' W6 f0 p) T5 t! T. l - color: #fff;
8 _5 c4 X8 ~9 [$ \- e+ G5 A# O4 X - content: attr(data-tooltip);
% w$ L5 u7 e+ o- h8 P - padding: 1rem;
; j* r/ j' H- L - text-transform: none;
) L* i- d( @0 V( } - -webkit-transition: all 0.5s ease;& S* M6 P9 S# Z. r8 W
- transition: all 0.5s ease;8 D/ j$ Q9 r( A; X3 A3 Z( `
- width: 160px;" K; W% b2 y+ [: z$ U* w3 ?+ ?
- }
1 _$ ~1 k: `7 Z1 C - .tooltip-toggle::after {, t8 }# d$ }' w( W) r
- position: absolute;' s. J2 X) c _& f9 ] q% c
- top: -12px;
! r. u* J! [* Z8 ` - left: 9px;
; M+ ?9 p# G& W: ?( h2 X - border-left: 5px solid transparent;
5 l: F: l. j6 T5 z0 v# U - border-right: 5px solid transparent;
$ C/ v) q, o. e! E2 }6 M8 w - border-top: 5px solid #2B222A;, ~, O P: d8 q$ r& u! ^
- content: " ";
! _6 s) K# s! a. w5 b( D - font-size: 0;
3 S8 j; a+ ~1 r$ a - line-height: 0;
6 z6 O4 s9 y5 Q5 I/ c$ _$ q0 e - margin-left: -5px;
5 E* |. G1 A1 n - width: 0;
# N7 E5 ?. L; t: t0 K6 ` - }
' \& Q4 S8 c( j, X2 U$ R - .tooltip-toggle::before, .tooltip-toggle::after {
2 ~6 R6 T) f1 p - color: #efefef;3 C3 K G4 P/ T! z+ K
- font-family: monospace;1 l5 L, @7 R& s. P: V" x
- font-size: 16px;
2 E, B# w& U4 Z! P - opacity: 0;
9 b% \: ]" m8 `( U5 H5 H - pointer-events: none;& ]* K4 u* v2 i3 }3 V( V& E% m
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. \' D1 u2 N. q) Q+ h+ Z* i
- opacity: 1;% i& E) |5 h8 n3 ]" ?4 [
- -webkit-transition: all 0.75s ease;
3 W" @7 ~* q! k( ~+ r" v - transition: all 0.75s ease;% J; n7 ^. C; f k$ @. w R3 |
- }
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">
1 Z! v1 L# L. D/ w - <ul class="nav-items">
0 E3 w7 K( ]5 T - <!-- Navigation -->
/ `. E# V S/ k$ {1 M - <li class="nav-item"><a href="#">Home</a></li>
0 n& S* Z, }# X - <li class="nav-item"><a href="#">About</a></li>% C- a; t' t7 Z8 D) t& _
- <li class="nav-item"><a href="#">Contact</a></li>
7 W3 A- K2 ?4 {4 U - <!-- Dropdown menu -->
' X- w+ N$ M9 D) x# A1 {/ j7 N - <li class="nav-item nav-item-dropdown">* d6 }* [' M8 y3 n) F
- <a class="dropdown-trigger" href="#">Settings</a>, b5 H! Q6 o( l3 ^
- <ul class="dropdown-menu">
4 _( U3 G Y# K+ e6 {( O - <li class="dropdown-menu-item">/ F& T- s+ ]& k: Q- P
- <a href="#">Dropdown Item 1</a>
) a; E0 d6 e% e( ^/ P; H& h - </li>) @! h3 t0 E0 M3 i& B0 P( E
- <li class="dropdown-menu-item">
0 O" g7 ?0 O) g - <a href="#">Dropdown Item 2</a>
) [ F: y' E3 y4 ]% } - </li>3 C) e+ X% w. ~" e( a4 v- x
- <li class="dropdown-menu-item">6 h" G% k7 Z6 d [* a+ c( `% Q8 ?" b
- <a href="#">Dropdown Item 3</a># E# w( {8 o) h) T/ i9 E0 I
- </li>
2 z. r& K% e: z - </ul>
7 a) k1 `$ }* w9 r0 c - </li>
$ J6 S- O+ z3 i9 N" R- ?- v/ Q - </ul>
' |. Z/ c; r* y- X9 ^! o6 k - </div>
复制代码对应的CSS代码如下: - .nav-container {& Z# e( Q5 |/ m6 @7 u7 f, d8 z# q
- background-color: #fff;2 ~6 C& S3 P, x+ e# a
- border-radius: 4px;- q1 x) ^" r5 o; a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* w& p# W4 m" d3 q8 B3 l
- padding: 1em;
8 c3 ^5 p- b& g2 F+ R0 U - border: 1px solid #eee;
+ y; |1 j1 h8 m: U0 F, c - display: block; @9 f* ]$ ^! |4 M q9 x* o0 O1 d
- max-width: 400px;
# f1 y5 h7 T6 |9 \/ N% | - margin: 0 auto;2 j0 i6 P" q, v: F
- text-align: center;
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/ l% e7 a9 K Y" g) B3 \ - ul,
. h4 j: f& H3 g6 B - li {
; Y4 f/ m4 d, h' G/ L# v0 _! L5 q - list-style: none;
2 C" K$ M9 o3 K8 p$ k8 O6 T - -webkit-padding-start: 0;
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" C: B2 n+ E3 U _) A - a {
! ]# r& m' |8 \2 l. i' R0 y5 K - text-decoration: none;6 \# p$ k( N/ W/ Z. l' t% _9 S
- color: #ED3E44;
( s% |7 n! q+ s5 {6 v - }
' e! U/ a3 D( ^& S6 G5 V - .nav-item {
* m" i% I* ?; {! W/ X) R - padding: 1em;+ u) z- L" }, l$ ^
- display: inline;2 p/ I$ e2 B- _$ i2 e' a6 B
- }
6 P I. m# u- _: Y4 w5 R% g - .nav-item-dropdown {7 v. o4 k2 w. i
- position: relative;
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$ F3 w y" d, `. W6 z$ m - .nav-item-dropdown:hover > .dropdown-menu {/ J& i. q' u7 K: \0 F
- display: block;
: y: T) N# L+ |' ] - opacity: 1;; b8 x: a, e- ~- ]' L% P# c0 K
- }
. Y' n+ N! P& `, ^: t - .dropdown-trigger {$ A' v7 b5 ?" N) {4 f
- position: relative;
! K: e( M7 Y/ o* e: x - }
& O: |- S" N/ i9 H% j( t - .dropdown-trigger:focus + .dropdown-menu {
# p7 T' j" z. H8 D! ]+ W; w# ?7 g - display: block;
; r9 J0 s2 O# t0 Y, T+ [# b }* S - opacity: 1;: i# R" J6 _# l* `$ A4 h3 q
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- .dropdown-trigger::after {
, l5 F6 v( _7 l4 V - content: "›";* t8 U0 @1 ?8 ]2 }0 h+ b! [ _
- position: absolute;
% Z$ M1 r6 q6 q" P4 Z& [0 g - color: #ED3E44;
: ^0 I. p0 Z6 a0 a2 w. L" u! ^( _ - font-size: 24px;, g4 E* H! f" T" y' e# l
- font-weight: bold;
7 u* ~" F, W5 } - -webkit-transform: rotate(90deg);$ {( N; ?8 K# I! q* C. ~
- transform: rotate(90deg);- N- n: R, S+ |/ k2 e
- top: -5px;% o8 v9 h+ d; ^% |! d( \
- right: -15px;% {: j/ K4 x+ \9 O* l
- }
* }- |0 r" u5 s2 u% Z J4 Q( K - .dropdown-menu {
a0 |1 \, x+ B - background-color: #ED3E44;! c1 h5 k! b+ H# u
- display: inline-block;! ~) w+ c9 I7 l; e; C0 K, Z4 |
- text-align: right;
% z( B3 @5 @5 W0 b$ b2 c8 A - position: absolute;
! r8 k5 r& M! v& E/ O - top: 2.5rem;: P1 c& I/ O! i* \8 g2 `2 a
- right: -10px;! N! v7 W; E7 i6 C7 r4 U
- display: none;5 H" |) A2 k+ t) O
- opacity: 0;: |8 ^) b- m6 Y* f
- -webkit-transition: opacity 0.5s ease;9 ?, ^; q3 U" v# z
- transition: opacity 0.5s ease;- k( A4 I7 \2 J: R0 `7 _1 v! [9 S
- width: 160px;, f" H0 a4 n0 ^3 U# N
- }0 W; ^; q" d* w! k; u, q# q7 L
- .dropdown-menu a {
. w- D. E1 W$ | - color: #fff;% @6 b2 k7 ^$ v) a/ U
- }% y( T6 L/ F2 v# {; x- V. z
- .dropdown-menu-item {
2 F% y% @9 `" B% b0 T2 T$ ~ - cursor: pointer;2 k+ h6 j$ `+ P, B0 k+ ^, u5 M
- padding: 1em;- K1 o' l9 [. y+ ~ Y- H
- text-align: center;- p4 } E4 Y' ? d
- }& t& A$ F& _( v9 V$ o% V: e
- .dropdown-menu-item:hover {
. Y! R3 t' ?1 @% X8 P - background-color: #eb272d;7 B! {* I# n3 l2 l
- }
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2 S, N' _& L* o' N% |0 S4 O可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">1 f/ r0 t1 Z0 M8 s7 b! L) ~
- <!-- Checkbox toggle -->
: o" S8 [4 [! B/ u+ J* v0 T# } - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 F3 }6 ?) E3 y5 ^ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ ~4 S0 |9 F# n( `( Y, h. m6 ^
- <!-- Content to toggle from www.mfbuluo.com-->+ Y" {/ M, v2 J' ~0 P# n
- <div role="toggle" class="toggle-content">
1 @: @. t0 X" Q. [' Q& A: M - BA-NA-NA-NA!% q Z9 y/ q k- [$ z
- </div>
* ?5 ?# i. H+ ^! F- I' W9 Q - </div>
复制代码CSS代码内容如下: - .toggle {
/ {& ~* V, n% \" K7 @: b: ] - margin: 0 auto;
6 [' [" q0 K* _) i0 K2 J* u - max-width: 400px;
g3 D0 l/ i* v - }
# D! x/ G* d( D+ w& @ - .toggle-label {# f1 j0 w( L: }, m1 _
- font-size: 16px;
+ ?+ ?5 O5 v* M - background: #fff;# X( O* O1 w+ Z7 H* C* T0 H f
- padding: 1em;
, y; q$ `" J& X, z( w0 X1 y - cursor: pointer;
8 I+ J8 j/ t# \8 k4 a, p- z/ m - display: block;
" T) y" N% \9 k2 T& P+ _8 p - margin: 0 auto 1em; x1 ^7 S/ c$ w; h
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 X0 h+ O- b, w+ j) Y - border-radius: 4px;
+ Z4 a3 I2 m3 U5 ]: F$ Z - }
9 y1 q# [8 c6 c& {9 G' N( u7 @ - .toggle-label:after {
5 j3 o1 g- m, I. j2 L - color: #ED3E44;. Y7 i9 o1 |' c+ q. d, X
- content: "+";3 y4 d: }5 p( R
- float: right;9 ~# M/ X- Y. _: \
- font-weight: bold;
0 }6 q, v+ ~7 I - }/ F) b0 G0 @, r, \" H2 ]0 n2 V3 x
- .toggle-content {3 I, S5 |! A$ f- x& o" g0 o/ K
- color: #B0B3C2;
% Y7 J) s4 u/ p: t - font-family: monospace;" s" \0 t( ?: S% ]) M: I
- font-size: 16px;/ q8 S' A' F" c9 W3 J- Q, H
- margin-bottom: 1.5em;$ B! M' Y3 |' L8 T5 ^9 C
- padding: 1em;
. x, v/ w. P c, S - }
8 H) |& i7 W+ u" V - .toggle-input {
) h F& d. y2 @5 N5 U% [ - display: none;
/ i5 h: G+ C# T+ E6 d# b1 l - }
% [. L5 ~! W: Z7 b3 d0 M, v - .toggle-input:not(checked) ~ .toggle-content {$ h" N; b: z. b4 u
- display: none;
! D5 y- g, F" P2 \2 h8 Z( U; n* g - }
0 c: H7 B9 _; E' {1 M& \ - .toggle-input:checked ~ .toggle-content {' `% _: [3 v: G9 L9 x+ f; h
- display: block;& l/ L( g" j1 g i6 @0 p3 \' R
- }
# t( @( O* ~ F9 [7 b+ f$ q9 o' \+ B# G - .toggle-input:checked ~ .toggle-label:after {
% f( d1 ^3 w! B" Z; f - content: "-";( h4 k$ t4 j, O. X8 h. D
- }
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