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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!">
" O2 H! H( K$ r% p1 J0 Q! w - Label for your tooltip, L6 x& M O4 v, I8 q @
- </span>
复制代码CSS代码: - .tooltip-toggle {+ h) _3 K& ?9 z1 _/ s- s0 k
- cursor: pointer;
5 ?7 r$ E' `0 k: Q) Q - position: relative;
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- .tooltip-toggle svg {
0 ~5 I: t4 T+ u; X+ H8 Z0 a - height: 18px;
& I" n. I1 F: y$ x, y0 F& q1 p - width: 18px;
. U% G( M5 r/ W8 U1 R5 C. \ - padding-right: 0.5rem;
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- .tooltip-toggle::before {
7 K: k3 r: p+ f/ K, }0 ^ - position: absolute;+ t8 L3 q: U& w. z0 j3 T
- top: -80px;
3 h) _6 Z1 E( X! s+ ` N5 ` - left: -80px;( V Z) w5 y& H
- background-color: #2B222A;4 v4 t( h) r" c' b1 b( y6 W
- border-radius: 5px;
5 B# _0 c) y* O# q. r; e+ Q( o - color: #fff;
- _) d) l( F4 e8 ~1 q6 w% N0 D+ e - content: attr(data-tooltip);
$ M- g- Z' s4 B1 ~. U# y - padding: 1rem;; f( l# g9 `# v
- text-transform: none;
, s( e3 s2 }- _' o - -webkit-transition: all 0.5s ease;8 s; `- G [- A4 x! G
- transition: all 0.5s ease;
1 j8 P. G# Q0 `; g - width: 160px;
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- .tooltip-toggle::after {4 X* @8 C- m3 J; X
- position: absolute;
4 t( c! |3 h( ^. q6 ~' s, q' l" p - top: -12px;
: n- k5 E, p6 H - left: 9px;
+ B J0 {0 i- [' |1 l% D/ | - border-left: 5px solid transparent;
3 O2 _% p0 I: }1 y - border-right: 5px solid transparent;
* L1 n3 L8 {1 I8 [$ l - border-top: 5px solid #2B222A;8 k/ D4 x; d% G+ }8 [1 A
- content: " ";
# W+ C5 M+ \4 s0 i/ ~, f9 p - font-size: 0;
* d; @3 R, {8 S! g0 i0 L - line-height: 0;( l6 l+ A0 W0 Z' H* q- z7 }
- margin-left: -5px;' U8 P" O7 ~$ x' m8 B4 u/ B
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {5 A& R' s3 Z3 I/ P
- color: #efefef;
4 u+ R, a4 N" s& Q - font-family: monospace;
% {$ P) `. o$ B. f4 I+ b6 c - font-size: 16px;, W! H, I' ?: V# O& A
- opacity: 0;
/ U1 c' C; L: w. u+ d - pointer-events: none;/ q# n5 {. s! k+ L2 m3 z5 h
- text-align: center;
+ j! ^4 N. T1 ], b& @ - }
5 o- ?' z8 z4 i2 q9 C1 { - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ | z1 d7 g8 t% i1 a! u2 S5 l1 V - opacity: 1;
6 q' Y9 A/ r0 y - -webkit-transition: all 0.75s ease;# f! h6 G8 U8 [5 }4 f4 P
- transition: all 0.75s ease;
. B; q6 o+ |9 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">
$ J6 {9 l: m( J. j; S - <ul class="nav-items">, y% ~# p& G: a% F1 B
- <!-- Navigation -->& K* M8 ?& Y" |: c# l4 c5 r
- <li class="nav-item"><a href="#">Home</a></li># ]. m. G& r& c. v! ~0 [
- <li class="nav-item"><a href="#">About</a></li>
8 _5 F6 W" \+ ? - <li class="nav-item"><a href="#">Contact</a></li>5 @) w: [2 C) [- I1 @! g) |3 N! l
- <!-- Dropdown menu -->" |9 k' e) e0 A- V8 J
- <li class="nav-item nav-item-dropdown">
6 p4 ?& q9 Y( h( K0 g- E# V' a' j - <a class="dropdown-trigger" href="#">Settings</a>) o1 ^3 V/ [3 L& i/ \; [/ P
- <ul class="dropdown-menu">6 ]( |2 u( K- ]+ P
- <li class="dropdown-menu-item">
* c( u" w( L6 C - <a href="#">Dropdown Item 1</a>' j2 t, y1 O& x& V
- </li>7 v% {6 q# J( X3 K, [2 b! L
- <li class="dropdown-menu-item">0 j1 F2 `6 T3 t$ X) K2 n, s
- <a href="#">Dropdown Item 2</a>
; A6 n# L7 i9 s3 S/ A+ b - </li>( [. v. y" h, g; A/ [: m
- <li class="dropdown-menu-item">, C) x2 D6 t7 p/ X& E1 k0 v
- <a href="#">Dropdown Item 3</a>. ]( \1 S9 W Y4 p
- </li>
( E T0 v; n9 e% ]* T1 Z1 r& ` - </ul>
7 Y# [" O& P3 u - </li>
5 J( R$ v- a5 {6 @" o3 x - </ul>
! f3 ^, y( H8 j; X/ g - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 e: s3 ~9 d$ D0 e( b- d% K B/ K - background-color: #fff;
0 j6 y5 e) B9 x/ B% I - border-radius: 4px;
( z& l. `7 I6 Q9 d. c& t - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' e6 L4 o# e9 e5 I3 A0 b8 ~8 Z
- padding: 1em;# W B! Q* F+ @* {
- border: 1px solid #eee;6 z! U& b+ e% {9 c" k* {+ l
- display: block;- \6 e' f$ m( N: r O% s
- max-width: 400px; v% b0 e' c( t- R( o! g# l
- margin: 0 auto;6 l# A- Y. B7 H0 ?% X! C3 M
- text-align: center;& k3 N. {4 o$ e
- }$ f) @1 z$ k+ M' t% j; c1 S
- ul,
' c+ Z& [7 Q) M# v" K1 a - li {
7 K$ R8 p* ]9 F - list-style: none;
$ w1 z# |! c) N/ v5 G$ M' E' G/ O - -webkit-padding-start: 0;
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- a {7 r( C8 N" r4 V# X7 P6 c# R
- text-decoration: none;- F0 |1 X- c) J2 N
- color: #ED3E44;
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! ~. N2 p5 J/ V& I5 E6 o/ r! t t - .nav-item {
! U5 @7 Q# s' W$ n9 d3 D% s - padding: 1em;
! T: f6 ^% b$ e* X - display: inline;0 a) x) b: |0 J! Y
- }7 `. i2 X( F' d9 F" b' X0 u
- .nav-item-dropdown {3 k" \' `9 d3 \1 ^
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
7 @2 B* S/ q9 j4 J4 @ - display: block;
+ Q- X/ j9 H5 X - opacity: 1;
# o+ i% W9 Z! Q: o0 O3 R9 c1 \- M - }
8 b# ~' R4 ~( ], J, M, X2 G+ g* ] - .dropdown-trigger {, E, q, W& o# j9 h
- position: relative;2 W5 F: t; K* S k8 {0 Q3 E. c2 u
- }
9 E7 [5 L" o; m- M - .dropdown-trigger:focus + .dropdown-menu {
N; E. m' c. K; T/ ? - display: block;
# ~) f0 d( N. B) f( V. \ - opacity: 1;6 b- `) A9 b/ w+ G- t& g
- }
% `( {8 Z$ g" D3 D e6 u8 } - .dropdown-trigger::after {
/ E$ O. e+ P8 x - content: "›";
5 X9 I5 w# u' o$ B. d5 |3 r2 _8 j - position: absolute;! M+ w2 ?4 Z; e% K2 d+ R ~' E
- color: #ED3E44;& d, J# A7 M0 N6 w ~1 `
- font-size: 24px;) N7 A1 @( w2 @9 q. |# ?5 B
- font-weight: bold;
0 }' v2 ?, S- ^1 Q/ b9 D - -webkit-transform: rotate(90deg);: I( s3 p* D6 V& K6 f, v. D0 P# v4 q
- transform: rotate(90deg);, ~+ @% C( g6 P
- top: -5px;
o2 N" V2 ]7 {8 S6 y8 _ - right: -15px;5 e: B+ g& V" u/ q) [1 H; N
- }0 d- E/ b% N& _& [& L
- .dropdown-menu {
. C+ p4 G/ y1 z+ f: K, f; s - background-color: #ED3E44;
) S8 U9 q6 k3 C o$ u' Y0 k: B - display: inline-block;
[+ a' y p; ?; A8 Q - text-align: right;- j' J+ d! W$ `6 C! x1 V3 T
- position: absolute;+ |; ~( F' Q" h( a8 {+ Q
- top: 2.5rem;
. n' \4 q7 m7 H2 h - right: -10px;2 d4 e1 Z; C9 a) u
- display: none;: _, D& z2 y2 m8 o$ Q
- opacity: 0;; v# j& j7 F0 ?# T f
- -webkit-transition: opacity 0.5s ease;
* {- }+ k$ ?5 R g - transition: opacity 0.5s ease;
' U5 ?3 e3 ?) `2 t8 h - width: 160px;
% w& u9 M& S" E2 q6 }; X5 s - }$ ^% f0 ]6 W& g2 K- T' }
- .dropdown-menu a {* k7 s' K) E2 x7 ~6 e
- color: #fff;8 o) O4 l) M- }& W" I
- }
3 g6 q3 |3 U$ } ?7 T! ?: }1 l7 [+ T - .dropdown-menu-item {
) B# d, v7 w# L - cursor: pointer;
9 X( w H4 N; Y+ A6 y( _ - padding: 1em;% L+ J4 b4 s+ N9 T, ]; h
- text-align: center;4 i2 ~6 c4 u; p" i+ j7 n3 P
- }5 p* b4 D0 ^5 \: d3 v+ x! V( O
- .dropdown-menu-item:hover {) r# i/ V- N8 v" ~5 ?
- background-color: #eb272d;4 a* Q' z {& ?5 A
- }
复制代码
; e# T; L5 y L可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# l% N7 |3 ?; c* k [: Z/ N - <!-- Checkbox toggle -->1 i% J' |! V2 d- i( j
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">! B% m4 I& e- P( L2 x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ k& t! { U* i. J# T
- <!-- Content to toggle from www.mfbuluo.com-->
: i# ?6 G" x3 A$ e8 m - <div role="toggle" class="toggle-content">
1 w- r3 Y) z5 ~' ]7 L - BA-NA-NA-NA!6 P4 N9 G% I+ b* o; \
- </div>
. e3 H# N& d M - </div>
复制代码CSS代码内容如下: - .toggle {
% V F! \1 k5 J, L - margin: 0 auto;
" M0 k7 G/ F+ y. s. d - max-width: 400px;. ~. _ m/ A$ m) W' m1 ?
- }8 a2 w1 Z) x- t( J/ y1 D0 n- J: Q* P
- .toggle-label {# E1 z$ E4 w8 d$ ^8 W: D7 G
- font-size: 16px;
. D- l+ B1 C$ l8 E# t4 t - background: #fff;
6 o. }* |7 z3 ~% }+ t - padding: 1em;! d/ H& T6 O! E9 w2 o( z
- cursor: pointer;' u. c# x' x/ _
- display: block;
D3 W' T3 L6 w: v6 d! _7 n - margin: 0 auto 1em;
" k: @- d. {4 B0 I5 \/ P) u! H" e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 l8 ^. E$ m5 @: d, e - border-radius: 4px;! C' Z. D0 w2 G! [6 s3 k5 t
- }
! N( x! H, R, \% c4 W - .toggle-label:after {
( @, {7 a4 {" W& u6 E; N - color: #ED3E44;
$ f1 q5 M- T0 H% y3 ^! T, X - content: "+";* G) F: b; x2 u, P9 }2 ^# U
- float: right;% o0 @( }$ |1 [9 Z0 H4 a
- font-weight: bold;
$ l' O8 T) y* s9 ]$ y- e - }
6 r* l2 H) ?2 `- ]5 Q P - .toggle-content {
# x/ f6 @$ W' c/ z4 A) Y - color: #B0B3C2;
' Z( s) V' w9 m6 _3 i0 y: z - font-family: monospace;
+ k( ]9 T) [5 \1 E - font-size: 16px;' ?0 x0 U# `! [! C
- margin-bottom: 1.5em;
& ?0 \3 V) w/ W- y) m - padding: 1em;" p# s9 ?6 K" B( h# \8 ?
- }7 P! }; B7 {, K+ m& i
- .toggle-input {: Y! L \! q2 l& E1 p
- display: none; f8 F6 P8 l3 j
- }
: K$ m0 m' f: p) U) B) a - .toggle-input:not(checked) ~ .toggle-content {1 P' ^) O3 w% ^, {1 R
- display: none;+ \1 I4 ?7 I [4 x8 H
- }
% U5 ~, h) F: B - .toggle-input:checked ~ .toggle-content {) [% {! y- C$ B% Y% F
- display: block;4 A# G* g, A, Y
- }. ]' Q" B: x4 E, S0 g
- .toggle-input:checked ~ .toggle-label:after {% a; J' Q% m& l% ?& c: d) u
- content: "-";5 }8 r" p3 C& s3 r7 S
- }
复制代码 & i6 f2 k- I' Z
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