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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!">
' Z7 K; u9 T z; _7 X; c. i0 c, x - Label for your tooltip
A, H" H' [! Z% A - </span>
复制代码CSS代码: - .tooltip-toggle {
0 C' Z6 l- ~- @, a& P9 K1 q - cursor: pointer;5 l9 B: K5 r5 V p9 V2 J* u( \
- position: relative;: J! S; b6 g: }7 r
- }
3 l8 G: I3 q( h ? - .tooltip-toggle svg {
1 _% G1 B a6 N* U - height: 18px;
. ?( ?* @/ v8 { I l# A' Q8 z - width: 18px;
) Z& H- j: l; S9 Y6 O. o2 N - padding-right: 0.5rem;
( U; s3 o' x% I8 G% ~7 c5 e - }
' \# n9 O3 Z5 N: e - .tooltip-toggle::before {
8 J/ L) ?' Y3 D3 d" N - position: absolute;- H7 k0 e; K& ~+ b, e. u. g4 e; g1 I
- top: -80px;- J4 N$ K( q8 Q/ p& g( y1 \
- left: -80px;9 S7 j' W/ d) {' `
- background-color: #2B222A;) i. D4 a2 F; a9 M4 h
- border-radius: 5px;0 F2 p" e6 ~! n! ?9 }/ J% Q* R
- color: #fff;5 M" p6 _: I& S* G
- content: attr(data-tooltip);
4 J5 l5 X0 a9 b9 X( t - padding: 1rem;, {! C @# C# d& K
- text-transform: none;
) a$ s& X# K4 g+ N9 F; G7 W5 } - -webkit-transition: all 0.5s ease;+ \! n5 r# E7 L: ~, w, w, d
- transition: all 0.5s ease;
/ Q* l E, I6 ^$ h; B - width: 160px;
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- .tooltip-toggle::after {8 T0 a: H, \3 W5 G& }
- position: absolute;
! F3 Y- C. W& Z6 ^) c( x- a - top: -12px;
3 q& ~- o: p$ ]* _! s - left: 9px;' F. B- t8 w$ d. V: [% |8 `7 j
- border-left: 5px solid transparent;+ D& Y: S4 c: P# z) h' T0 i
- border-right: 5px solid transparent;
5 f7 j9 j9 Q& c) x - border-top: 5px solid #2B222A;
1 F& f$ X* t+ Z# Y7 ^ ?/ z" G$ J% \ - content: " ";
; w! _- F" Q- K- _/ Q/ x O - font-size: 0;! `+ D7 L$ C ]& f( L4 ^% o
- line-height: 0;
7 A' D$ y0 K7 a" A% p# |' ]( [$ R - margin-left: -5px;
2 f5 x: P9 D4 S! O. g; C - width: 0;6 E/ C4 W% P. P0 x9 z
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- .tooltip-toggle::before, .tooltip-toggle::after {( w) {) i9 T0 t* W
- color: #efefef;
3 u0 v$ I! |. C$ N+ [$ F+ X1 {7 ^ - font-family: monospace;0 X2 ~8 h# Q. e! c$ x
- font-size: 16px;
% f# Q6 O1 H, T! [$ L) H - opacity: 0; J2 I. [8 @+ j. h" N- F
- pointer-events: none;
l1 F) p5 h/ J' A, H - text-align: center;
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: |6 a4 }6 ~# L) q1 o, S: e - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" ?6 U1 a M/ O! ~% T F
- opacity: 1;# O2 W V' |8 Y
- -webkit-transition: all 0.75s ease;& h& S t( o& p8 _) v& @
- transition: all 0.75s ease;
+ }* B: C& \# T- A4 i - }
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">- E [5 }2 y% u* h; z0 J2 [. _- B
- <ul class="nav-items">
& E# h0 y* R. e( M$ u0 |( \ - <!-- Navigation -->
% G" c; X3 m$ S0 U2 I9 Z# [: R2 k - <li class="nav-item"><a href="#">Home</a></li>
6 |1 M3 E$ h% E3 _ - <li class="nav-item"><a href="#">About</a></li>
9 [4 @7 a2 k4 F& O1 j - <li class="nav-item"><a href="#">Contact</a></li>% A' _5 W2 a0 _ w
- <!-- Dropdown menu -->
) G0 j7 ]1 q/ Y0 Q! ` - <li class="nav-item nav-item-dropdown">
# Z. R+ n/ N- i% Q2 e( _ - <a class="dropdown-trigger" href="#">Settings</a>
( x+ J# L& S# I2 U' C - <ul class="dropdown-menu">
% O( A( ~& [0 F, y0 E2 T) l - <li class="dropdown-menu-item">
' d: o3 a y* S2 ? `0 A7 k - <a href="#">Dropdown Item 1</a>
- v0 f& B/ l! x* r - </li>
( o( z% D4 g4 w% q4 y, x - <li class="dropdown-menu-item">$ j; q6 i) z& Q3 S, v% |; m
- <a href="#">Dropdown Item 2</a>
2 A( V( {: k+ f8 J - </li>
! b# h6 c- r$ ` - <li class="dropdown-menu-item">
/ a% N ^ w: N7 K% |5 }3 h - <a href="#">Dropdown Item 3</a>/ h' ^: W3 p2 P1 j. V
- </li>
* ]3 S3 y5 l5 d! O - </ul>% S; H' F% }3 b
- </li>
n7 d: S8 {% w: V( U1 T# v - </ul>
% B' W9 a: E4 R - </div>
复制代码对应的CSS代码如下: - .nav-container {
' m1 P; A: A6 s- b# J0 H - background-color: #fff;* Y- C1 n. J+ z% {+ W1 C3 B+ {4 `0 P
- border-radius: 4px;# @5 Y4 p5 {; X4 I) O# M: U; R8 ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 _6 h5 m u5 r8 q) a9 C; D7 u
- padding: 1em;
8 O0 r% ^& V+ x8 ~; W - border: 1px solid #eee;
2 K3 `4 V* O' g2 @: ]3 I% Z - display: block;
$ g( c- @# u6 }9 x4 s - max-width: 400px;
8 W# {& o$ I4 n2 F* j( U - margin: 0 auto;$ D6 x3 z& K1 f
- text-align: center;
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- ul,
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- list-style: none;) o1 j5 }; i; N- O& \! k- m
- -webkit-padding-start: 0;5 I, ^1 L8 p) F A$ j
- }
& c8 z- O# `0 v! B - a {
# h* n9 ~5 H) @+ | q7 \+ J - text-decoration: none;" [% r. _( V6 B& D) U0 p
- color: #ED3E44;
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- .nav-item {
& X4 Y2 J6 s7 R& |# o' h0 N - padding: 1em;
2 |, a+ V% z, B# Y3 L$ j$ @ - display: inline;% N0 V- k2 m3 e! @
- }
3 u i- c, G& x1 n4 R( g - .nav-item-dropdown {
* p' `& i: A. y - position: relative;
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; K/ D% @0 x# ` - .nav-item-dropdown:hover > .dropdown-menu {0 u/ B u* U ]' L
- display: block;
, G+ ~$ M9 e1 z. h' |) W. I3 X - opacity: 1;% X6 u( V o" l& n& Y
- }0 P# N, Z3 T$ S
- .dropdown-trigger {/ A; ]( M. B: ]" i) D
- position: relative;7 Y' q5 H# |: ~! ^% j
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- .dropdown-trigger:focus + .dropdown-menu {
( l; r- y% z5 O# V( j! O - display: block;
: x! k; D- V' [9 M) [7 M8 E - opacity: 1;5 [7 s$ M- }1 V G; S4 Y6 ` d
- }; N& p5 x+ b; R# Y. @) l
- .dropdown-trigger::after {
8 b# G# F5 J, h1 B/ b - content: "›";$ k. {2 G: `1 F
- position: absolute;* r0 s3 w" b/ k" ^
- color: #ED3E44;% U9 v0 L+ e8 ^3 C
- font-size: 24px;
4 u* @, u( T& g6 S0 N" Z. F4 n - font-weight: bold;7 j2 q6 f2 B$ T8 K2 p9 p
- -webkit-transform: rotate(90deg);! x/ Y; ~5 A+ p
- transform: rotate(90deg);
3 ^) n; w0 Q7 Q" ] - top: -5px;6 h& d+ ?1 ?+ ]9 A. K% q' p
- right: -15px;
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- .dropdown-menu {
' g$ J! D! M% _ - background-color: #ED3E44;% m, v4 q3 P# V
- display: inline-block;
" @ a Q4 G8 O- f' r - text-align: right;! y8 B! O7 b% G1 ?3 B
- position: absolute;; U( C- R: L: e7 O
- top: 2.5rem;
+ Z: U C- L5 t; i" z Q9 H - right: -10px;) g8 h/ a$ j; ]) p) b: B
- display: none;, H- O% a" P; M% M0 r
- opacity: 0;, [. d; A9 J! ^: Q$ N; N( x% B0 N
- -webkit-transition: opacity 0.5s ease;) ~# c! A6 S8 |; ^" ]: d6 f1 O
- transition: opacity 0.5s ease;
5 g* W( I$ w/ Q9 M b - width: 160px; K) U" J5 H6 Y$ J9 H
- }
, _9 t' s7 O) X7 Z/ K& B9 {* e - .dropdown-menu a {
! b4 I. U7 A; R0 v- G+ R - color: #fff;
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- .dropdown-menu-item {; W \3 ~2 P4 c) |' g5 U
- cursor: pointer;
/ B; J$ ]: u: N5 k! X* @ - padding: 1em;
' P+ Y; P6 |- N6 b/ G9 U - text-align: center;. |* m" x. l) c; k+ c6 R" ?& ^: i
- }* w0 G4 G& u: ]- A
- .dropdown-menu-item:hover {! G4 \9 f9 M" v1 D( r9 N O
- background-color: #eb272d;$ H3 @) E: ]( m3 P) t' r
- }
复制代码
]/ i( ~4 C( i3 y6 c可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">+ _+ u @+ R! L4 V# `( C8 o' ~. s, u
- <!-- Checkbox toggle -->
1 J8 x( T; z3 R2 [; [ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; g4 y; m6 l& A8 g$ n. n+ C
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- R3 g0 @6 H& i: c. v - <!-- Content to toggle from www.mfbuluo.com--> q, ]" k1 c I" I
- <div role="toggle" class="toggle-content">
. o6 k J# n: _0 ^ - BA-NA-NA-NA!# k! p( A* a7 E/ }2 f
- </div>0 g1 x7 n3 |7 ~. g6 k8 \
- </div>
复制代码CSS代码内容如下: - .toggle {
0 ^8 b/ }% D; o C/ P - margin: 0 auto;4 x. `! A' w. d' S2 H. v
- max-width: 400px;
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- .toggle-label {( {7 b7 X: q6 U1 h
- font-size: 16px;! C: f5 s' n! W' a7 \ |1 y) x' n
- background: #fff;
: }9 n, I# d3 f9 d" d" {7 k5 y- Z/ c - padding: 1em;
9 q! v' E5 a1 S" f% `+ P/ V9 }' ` - cursor: pointer;. h) M! e' ?. ~
- display: block;4 o: ^; T% t- @5 v' X% D
- margin: 0 auto 1em;5 X6 L1 a1 a5 M: [
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! x3 i3 A* |* X
- border-radius: 4px;1 p5 A+ }8 x9 ~9 `9 t
- }
/ X0 w9 e: z) @/ ?: } - .toggle-label:after {, {8 E: m& P8 }9 h: c/ `
- color: #ED3E44;
% z' `% k: {9 P' h8 ` - content: "+";
/ v5 k8 G) K0 ~ - float: right;
/ i# V$ Z5 E, h$ ?+ U - font-weight: bold;, P; c6 r" Y* t$ Q* k+ b3 w
- }1 y6 S |" z5 N
- .toggle-content {( Y% T& a4 |+ {4 \+ `
- color: #B0B3C2;: L4 {- J" h$ L Y, | {+ B
- font-family: monospace;% }% B# y6 Z5 Y4 _0 f$ E
- font-size: 16px;
4 b+ E# W" b* s% d - margin-bottom: 1.5em;8 y% d2 l9 N: q1 E+ c2 J/ s
- padding: 1em; Q8 s3 h: y4 |9 f# O$ F$ ]" s
- }( z' a$ g3 _' ~% `
- .toggle-input {
- E; u4 |- t3 a# K - display: none;1 E7 D1 z9 j6 b$ d
- }
, g, h( v5 u) O/ h - .toggle-input:not(checked) ~ .toggle-content {; X. \' L* }7 n1 |! E/ c. V* \/ I( a
- display: none;) B* _0 [" @! X7 f1 W% H' {
- }% ^6 Q* z+ ?) d' y3 r0 E6 ?, q+ @
- .toggle-input:checked ~ .toggle-content {5 j9 l* [, Y& y# I! c, o
- display: block;
% s% X# T, @, H; U - }! J9 m6 |* D7 a1 N9 T& V
- .toggle-input:checked ~ .toggle-label:after {
; T% c* Z" ^6 @$ c+ O0 ]$ m* M9 { - content: "-";) [- l- i8 V! _$ w5 {3 I( c
- }
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