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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!">
! I: k; X9 P6 L' c( k( Z# h/ B- W - Label for your tooltip. ]- y7 r1 e! y: t" C. {' V
- </span>
复制代码CSS代码: - .tooltip-toggle {, {4 }6 z+ ^0 D; s: i# y
- cursor: pointer;
) @3 p; {7 P- S/ p! \ - position: relative;( L0 [# A- Z3 E' h# W
- }
$ J! }# m0 E, d$ V/ y - .tooltip-toggle svg { L: [! Z& [2 s# Y
- height: 18px;
" d6 s( V0 U4 I2 t4 ` F - width: 18px;
( P# i I/ g7 ^. X7 Y+ K7 { - padding-right: 0.5rem;
, I% V, t( [/ L0 K1 n/ P - }
+ Q' _. D& C5 a$ p3 \ - .tooltip-toggle::before {
9 Y1 ?8 w, h; H$ r$ }1 v' i2 C7 K y - position: absolute;& f2 F7 i, m% y5 F5 ~' r" r
- top: -80px;# R" S. j; u! C+ V b6 m4 J( K
- left: -80px;
& G. Q) `- D* A" ^$ p* i8 ]) ] - background-color: #2B222A;4 `, k/ O; Z, K: g7 s. Y0 ?. e
- border-radius: 5px;
/ t+ o' R/ `5 X2 J1 v - color: #fff;
8 N6 ?, _/ n* F) @; r% X& D- F - content: attr(data-tooltip);
3 J! q; |# u j - padding: 1rem;
& H: ^( ?8 L$ l s# x4 M' Z! Q - text-transform: none;5 Z& @8 s* q9 ?- k! b/ P5 M* C# a3 g
- -webkit-transition: all 0.5s ease;
5 ]" V$ l, R$ B# R y+ H - transition: all 0.5s ease;1 x" K- @0 U/ I( h$ W
- width: 160px; U! Q4 \) S9 d! }& \) ?
- }
% L( O' L# O, I: p6 o" p - .tooltip-toggle::after {
% M$ x3 n' R" C0 l+ _6 e - position: absolute;
6 y7 F1 L# v6 Z+ X! j+ J1 y - top: -12px;& ~7 R& i' s* j0 H" f( A4 S# R
- left: 9px;! r" d7 X9 j) V8 ?7 ]& j4 Y W
- border-left: 5px solid transparent;2 P5 G# t, e* a$ I) q
- border-right: 5px solid transparent;
# ^- u% X! S( n) y4 a1 J - border-top: 5px solid #2B222A;# o2 p p. `1 `
- content: " ";
$ l. c0 t$ V$ Z - font-size: 0;
m: y" e/ [8 x1 U$ ^ - line-height: 0;& P* i7 a( K' {) u# A6 t
- margin-left: -5px;
" n; l6 o; M3 Z- C/ u+ x - width: 0;# V0 C% F2 t( g" O2 b
- }; s* E# d' S* g i2 b$ `9 D7 s
- .tooltip-toggle::before, .tooltip-toggle::after {$ ?3 N7 G% g$ l! R Q M9 S
- color: #efefef;9 Z. `, \! P) u- L9 {" _
- font-family: monospace;# p; d; t- v9 R. j
- font-size: 16px;- O1 E& @ K3 N( W
- opacity: 0;1 f) z/ ^1 i# I* \
- pointer-events: none;
; X2 w1 X5 ~# C; J! Y9 p - text-align: center;( r6 P& N1 r% u3 e; C- R: T
- }& Y5 ~! t0 F0 e9 I7 w
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% L8 p; m1 l$ t9 \4 m - opacity: 1;
7 |/ ^# f- y/ ~3 r9 Z5 p6 H - -webkit-transition: all 0.75s ease;: L& w' t+ s8 b+ n! R
- transition: all 0.75s ease;3 D# x1 ?. o, @4 R
- }
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">
* i$ g: g$ v& P; w - <ul class="nav-items">
# z: b0 q/ H* X$ Y - <!-- Navigation -->
9 r2 V/ d) {$ Y. h3 m; ?4 j - <li class="nav-item"><a href="#">Home</a></li># @, f |7 n) U/ J0 t
- <li class="nav-item"><a href="#">About</a></li>: o) i1 W) j0 F
- <li class="nav-item"><a href="#">Contact</a></li>
& L4 I! g9 w8 l$ }8 F: l. k - <!-- Dropdown menu -->% T- S& x* V6 y5 C8 X7 Y/ v
- <li class="nav-item nav-item-dropdown">6 c$ X# ?5 A( f; W6 z5 t
- <a class="dropdown-trigger" href="#">Settings</a>; _: [ ?6 A( a4 Y, f2 Y5 t$ n2 W$ z
- <ul class="dropdown-menu">. i7 H% b6 s/ C" u: ~5 ?. ^/ J" d7 ]
- <li class="dropdown-menu-item">& c7 Q# W6 h6 f1 i' ]& t/ w
- <a href="#">Dropdown Item 1</a>
- u& m/ c+ s1 ~. U9 _* Z( U/ D - </li>
6 p5 a- e9 U, F- G7 m - <li class="dropdown-menu-item">2 p* r; p- @7 Y/ V8 B
- <a href="#">Dropdown Item 2</a>
& j; l7 {4 {/ n0 ] - </li>
' y$ O1 ^' P h6 M/ h' X& M5 S - <li class="dropdown-menu-item">
% H9 r* x6 Y3 c$ h - <a href="#">Dropdown Item 3</a>* o; \& C1 \ B, t+ r1 T. S
- </li>/ }" ]9 }4 W9 J# \& ]5 }
- </ul>
& R- ^- [' h" L9 A ^% q3 b - </li>
0 q( W4 @) h( t, Z# A. C - </ul>
9 ~9 @4 c& M% I& _' A - </div>
复制代码对应的CSS代码如下: - .nav-container {
$ n2 ]; a3 @0 M4 t - background-color: #fff;# \; d7 |& T3 ^3 D. o( t
- border-radius: 4px;2 a/ W6 a4 r2 u" ?' {) E/ f& z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ X) ]9 s' ?7 T3 L% i9 a
- padding: 1em;
* d2 J/ k- F, }: H - border: 1px solid #eee;/ s4 D1 t% h+ P9 n- f9 v1 k" I1 l
- display: block;2 k9 O, x7 P/ f$ S
- max-width: 400px;
& y3 d I L1 @* j7 | W' z - margin: 0 auto;' t. {2 r! `( {/ q% U4 T
- text-align: center;
+ ]' G T: I4 R" z* G+ W( a - }
+ F1 p6 X; M) A5 U4 X" E - ul,
& C* p6 I3 g- v6 B: S/ ] - li {
( J/ V/ [( W0 Y+ Y3 c - list-style: none;* F [3 y% [: w( t& O
- -webkit-padding-start: 0;
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- a {
j R! S: U t2 J% I - text-decoration: none;
. `6 |* Z" _( H7 n* z: v - color: #ED3E44;+ E- u \0 L5 v, c
- }- S# c3 q$ Q3 @; b& O1 d( ?" n
- .nav-item {6 ]6 N7 q: ~' m3 x Y( _4 w
- padding: 1em;
' P/ _; ?) @# W" i# G2 k - display: inline;
+ D/ J! K* \$ {+ ?6 B5 D1 U8 E" Q/ V - }
- F. _3 u1 f& P: E% e% r - .nav-item-dropdown {
' K: N/ f7 @/ C - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {9 k0 Y' M) ?( ]4 F' [) B9 C
- display: block;6 S# D& @) j( f- M6 ~0 q5 s- ?
- opacity: 1;
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- .dropdown-trigger {6 ]. A k! N2 E' Z8 E$ h2 N8 O
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
8 M' p- f$ _5 B* I3 u - display: block;! k- k. k1 w7 o8 l; l1 T1 E
- opacity: 1;
1 O- R/ Q& c$ S& k - }
u0 t8 r' I2 } - .dropdown-trigger::after {
& q, F; ]0 {! I' [3 [ u. E) ]+ M - content: "›";
* i- k3 E" y4 C+ g - position: absolute;" P" `. K- U t4 \5 K) M& m4 B* O
- color: #ED3E44;0 V* O* Z8 e2 U7 V
- font-size: 24px;6 b( q. O/ |2 H0 z- P1 @
- font-weight: bold;! o2 ^& l$ t& H7 Z, N4 W3 K# B
- -webkit-transform: rotate(90deg);( n5 x0 D) H# B0 T3 @. K* N$ D5 j
- transform: rotate(90deg); G: ]$ f" R, @. J% {- h" y
- top: -5px;
% w9 _) r% ]8 q& f# R - right: -15px;
; ^& D/ b" t( j - }! @; v5 u' @( J# r
- .dropdown-menu {! ^2 v( G* z8 }1 H
- background-color: #ED3E44;
4 o; H+ g5 W6 p; {( X - display: inline-block;
" V: D. W# V2 ?5 x* Z' m - text-align: right;3 d1 P: M, N6 r% x
- position: absolute;7 u2 A7 A8 |2 J- {2 w! ~5 J
- top: 2.5rem;
1 \" q) F) X2 @: T - right: -10px;, c0 f, Q5 H% ^* j( _6 B- S
- display: none;
) w: W) E+ w% Z4 J. @* I! P5 f - opacity: 0; t- M, V( l6 ?
- -webkit-transition: opacity 0.5s ease;" z/ r* h6 ^! P' d# O2 g5 i
- transition: opacity 0.5s ease;$ G. S$ X0 f/ Z. h" z2 b# i$ Z
- width: 160px;
: O+ q/ C: h" V4 S# D - }
9 r$ G7 q' |4 b0 G7 F - .dropdown-menu a {
; y3 \# z$ R2 f# L, j9 n - color: #fff;* f6 S0 R) t* E8 g
- }* I$ a+ ~& p3 R7 c
- .dropdown-menu-item { S3 |, _' v" w6 j$ C/ _
- cursor: pointer;
8 r- s# s2 M. Z6 @ - padding: 1em; N2 P8 U6 r$ o% A
- text-align: center;
. H0 P: [8 N1 G1 B2 }# y3 z - }7 p: F1 p0 v- V0 N
- .dropdown-menu-item:hover {4 N% A+ p2 _9 o* w g' b% N
- background-color: #eb272d;
6 W. |; O3 h: Q- u, \ - }
复制代码
3 X* p) s" _% o: L3 j0 ~- i可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
) R- z& x! s3 h" [" h5 P - <!-- Checkbox toggle -->
l) [4 K1 b& q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
: `3 Z$ a7 n' P( l - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 ]4 s7 ]/ o9 w. K# U2 x
- <!-- Content to toggle from www.mfbuluo.com-->
g$ `$ u7 p1 E2 I; Y - <div role="toggle" class="toggle-content">3 r. [$ I! J% k& s0 G
- BA-NA-NA-NA!: Y1 L8 s- S4 T0 s0 G
- </div>' T- T( l2 u/ S" i
- </div>
复制代码CSS代码内容如下: - .toggle {
/ r! M: ^( _4 J2 G4 L! H - margin: 0 auto;
5 Q0 {: X8 R' e: N. j" } - max-width: 400px;6 k: r- U5 D* ]0 q/ P/ ^
- }
1 E! a" A i! d; S9 a2 l: y - .toggle-label {8 z4 o4 F8 p F3 U/ T5 l0 t3 q8 B& s0 s
- font-size: 16px;
. q: j2 i% Y) P `" x6 H - background: #fff;6 F2 u* J1 g& f, y% a' _* P% H
- padding: 1em;
0 H5 j: e. n7 d+ u( a0 s4 y' H q - cursor: pointer;6 }6 b {6 \* s3 a( N7 z
- display: block;
6 O5 q3 @% S2 \ u3 X% G9 T R7 I - margin: 0 auto 1em;- h. n1 n7 Z) @% H& H# ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! J: @4 H9 }& h; u& o, Z2 R6 Y ]
- border-radius: 4px;
% o S( A' \" Z' l - }9 t$ N9 |- y" Y H1 W
- .toggle-label:after {9 _6 k" ^& A3 R$ N
- color: #ED3E44;3 Z2 D7 g& ?( Z3 P
- content: "+";
0 I3 D7 c. _# B! M* L6 u, l - float: right;! ~" W x) V+ b( C9 ^; M* B$ C: ^1 M) t
- font-weight: bold;" T5 c8 J1 @8 ~$ F1 h
- }
6 s% @+ B6 x l6 d0 h! S - .toggle-content {
6 y r' O" `* X$ A$ } - color: #B0B3C2;) T" ]& h) k- h+ L, e6 R& w3 H
- font-family: monospace;
7 l, z" r k+ h+ s2 w, k - font-size: 16px;
/ I6 o% n' \6 f - margin-bottom: 1.5em;9 Y1 f' ~# f; q6 M' Z/ w: ]5 Y* v
- padding: 1em;
; ?, j' ~8 J# i$ l" t8 i3 U - }- C6 @: H9 ?& T1 R
- .toggle-input {
( Q8 N4 A0 J+ d0 p- d7 D/ D - display: none;7 P4 Z; N4 b$ T L" ?6 ?
- }
9 X- l6 V) g: z - .toggle-input:not(checked) ~ .toggle-content {
* L5 R \8 ^5 F - display: none;
: _2 v1 c) t' B3 t - }
$ R# {5 m- d& N7 P) i9 _( x2 }1 c, R - .toggle-input:checked ~ .toggle-content {
1 |1 L7 z$ S4 p A) v/ ~ - display: block;, ]( H/ |4 q- k' |
- }" U7 |# l+ t' u+ C; L4 Q" P( H: F
- .toggle-input:checked ~ .toggle-label:after {
) b4 S7 a B3 g9 I' m: j - content: "-";
* @9 n( R! z5 x8 D" g! Y3 j - }
复制代码 , T# | F3 `9 O9 M& d
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