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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!">5 b5 L7 G7 e& O- N$ V1 F; H/ f4 A
- Label for your tooltip
' T; l: t. f5 g - </span>
复制代码CSS代码: - .tooltip-toggle {+ `% n" S* I$ h. V' s* ^6 `
- cursor: pointer;' K. n/ F7 @( {7 D
- position: relative;7 E9 b9 p0 \! K" Z- F1 p, A
- }
5 }7 N X/ F C0 ?! H - .tooltip-toggle svg {3 t$ [, Z) W/ ?; q7 U
- height: 18px;
6 Z& V1 Y7 i# t9 z: F0 ~ - width: 18px;
0 s; S r' r% Z" \* S" | - padding-right: 0.5rem;/ f2 T8 K5 j. h, w; D/ e! T
- }4 \* X( ?$ T% v/ m7 ?
- .tooltip-toggle::before {
! Y" U2 q% l+ @- d4 ]8 Y1 P* } - position: absolute;0 c" D% T! e5 z! K. i5 V& ], T
- top: -80px;
5 ?% R8 z: K# g4 [' K) Y8 s/ @' w - left: -80px;
( n9 O" N1 L* Z4 u+ _/ X& b - background-color: #2B222A;) y# e1 Z* M5 D. s6 K3 j6 K
- border-radius: 5px;- \$ A' ^2 G$ ]& @- S) ?4 w& {
- color: #fff;
+ G# E% q b+ G$ ]% W9 [. p5 C/ [' T# W - content: attr(data-tooltip);
+ ]/ r6 t6 c6 n4 g/ ` - padding: 1rem;% d( K1 r* N8 D1 I' ?
- text-transform: none;
: \- j4 y* S5 |7 @- R; Y" Q - -webkit-transition: all 0.5s ease;7 G3 j; J5 u4 i' S9 x, @6 |+ R
- transition: all 0.5s ease;
6 C+ F2 S( A0 v. a. I* J - width: 160px;
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- .tooltip-toggle::after {
7 @. j" g; ?/ o2 y. w - position: absolute;
G; Z. l- K7 s& k' l J* w* h - top: -12px;7 @5 f M1 O1 A1 Z5 t
- left: 9px;
4 f/ G& {* X: q M6 x5 X! \/ _3 H - border-left: 5px solid transparent;/ c |4 s6 ^7 J; V8 n6 e9 D d
- border-right: 5px solid transparent;# }8 Q/ Q4 b: u
- border-top: 5px solid #2B222A;( k& M" \9 M; t. S9 A3 B
- content: " ";
. Y$ S/ j1 x; b4 A/ P - font-size: 0;0 I( H3 V6 N) c- u" S1 l p7 p6 d2 c
- line-height: 0;
& h6 C& Z7 H; c0 W - margin-left: -5px;
$ ?& `( T/ d7 J/ J - width: 0;1 A6 c" v) I7 ~7 g U8 l8 i
- }
& |' Y% C5 t K/ H( y - .tooltip-toggle::before, .tooltip-toggle::after {
8 z$ a) ^/ v% m5 I9 \5 ~8 N3 U$ D - color: #efefef;, H' x* i: J" i. g: _. Q( ?. i- U
- font-family: monospace;
1 Z( ?" U! B! C" x! } - font-size: 16px;# A; O1 U+ X M2 x# f) S
- opacity: 0;
% |7 t' y2 {2 n" |' V( D - pointer-events: none;2 ?/ I) X7 w2 { A1 J
- text-align: center;2 z Z9 I0 \) U, ?# p; o7 R+ X
- }
6 X$ u3 S. a* x/ R3 Q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( @+ n9 b+ k" m; p3 `
- opacity: 1;
& H, c. P2 [0 g. G; b9 x. S - -webkit-transition: all 0.75s ease;
, F. Q7 V/ h7 e/ ^2 o1 E. L* ` - transition: all 0.75s ease;
+ `& e- r7 L5 L! f t7 Q6 d - }
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">2 }& T1 n) ]5 \( e# f& P: x
- <ul class="nav-items">1 x. j" h" P) `# j) L- K
- <!-- Navigation -->
- S2 k9 u4 Y: K, _4 f% y) q - <li class="nav-item"><a href="#">Home</a></li>- y3 [6 t' H$ I. h6 [
- <li class="nav-item"><a href="#">About</a></li>
F. K7 t3 i2 } - <li class="nav-item"><a href="#">Contact</a></li>1 c/ Y& U0 V, P8 U
- <!-- Dropdown menu -->* d4 H! X7 c) w$ G
- <li class="nav-item nav-item-dropdown">
& e0 x4 a6 `0 i - <a class="dropdown-trigger" href="#">Settings</a>
" s! z! t% p' x( L - <ul class="dropdown-menu">, P0 u$ H) e' Q5 R. K0 [
- <li class="dropdown-menu-item">
0 t( ~# f2 q4 c( `1 ?; ~ - <a href="#">Dropdown Item 1</a>! l+ v3 S! j# _ `: _. S
- </li>
' m. G U# S( G/ o8 H$ S - <li class="dropdown-menu-item">
f! V7 A8 m; S- F' f - <a href="#">Dropdown Item 2</a>) c: M0 n1 D. x8 }
- </li>$ A3 U% [: m1 ^' D" t. z: e6 W( f
- <li class="dropdown-menu-item">/ Q% Y7 x6 a* O: P$ |1 P# l+ @
- <a href="#">Dropdown Item 3</a>, F. D$ `) L+ N6 q4 {3 P
- </li>
' j' e7 ]3 l9 E2 i# M+ e - </ul>
$ [) J6 I$ R6 U' r- ^; n! _6 u - </li>( v; i S& o% @8 }1 M; [
- </ul>
" u% E/ F k' x3 Z q% e - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 u& v# C7 R) `3 I5 L2 a" H/ p - background-color: #fff;. ?. }3 n: Q: d6 z# o6 ^' c% N
- border-radius: 4px;; N6 {( a. o3 G; v, g$ V+ q0 ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) O. \* E; M0 k3 C' K( c
- padding: 1em;% b" @ a) j5 H0 _* n! X# i
- border: 1px solid #eee;
) |" t) p" Y) H1 t& [ - display: block; A8 F0 J; y5 G7 z: U; F6 i* b
- max-width: 400px;7 g: T2 l- S k P5 q' o$ {2 I1 e
- margin: 0 auto;: f# _+ g/ b. n7 Y$ @6 K$ x: a7 O
- text-align: center; w( z( y6 l1 P. c I2 u, K" Y$ h
- }
/ Q8 G4 r( A7 n$ {. p/ d - ul,
( e7 E5 P% L! a" G( n8 x - li {
! \' ~, ]" y0 G$ O5 ^ - list-style: none;
+ k# t p6 f* B5 C6 D$ G8 f! j - -webkit-padding-start: 0;8 b" @; y# u& y
- }
) W6 {7 a2 U, p- r- M0 G - a {
( Z7 {! i! G5 m9 w7 J8 K3 Q! J - text-decoration: none;
% O! Y- M2 K" i3 b I4 q' { - color: #ED3E44;* A4 Z e C0 m6 p; Z$ O
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- .nav-item {8 V: ?1 H8 S- a ^/ v4 E
- padding: 1em;; Q9 Q2 z9 B8 b8 E+ A% }
- display: inline;
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- .nav-item-dropdown {
, D: R" J0 z4 \( X+ G* D - position: relative;: P# R9 u- l% |/ Z6 Q" c @
- }! S5 g# L" R6 ]0 d+ j; `( @
- .nav-item-dropdown:hover > .dropdown-menu {- d1 I: E6 s# j( z
- display: block;
/ |+ t @7 a5 `( A1 D - opacity: 1;
0 v/ I$ R0 U% i6 {2 C! M - }
; n" f. p9 n" t' a0 N+ t b* I - .dropdown-trigger {3 t' f; H5 F& E
- position: relative;1 G. e% s1 v6 K9 ?
- }
1 h3 |: o2 r a( u1 Y6 a9 L - .dropdown-trigger:focus + .dropdown-menu {2 n" t" B+ s! n6 p$ L6 k
- display: block;
. Z. z& E( H3 j0 j5 k. ]3 I - opacity: 1;* G% _/ v% J7 t7 a
- }+ {) d; t7 {) u* w' r4 _
- .dropdown-trigger::after {
7 v/ I9 K* d( K - content: "›";
+ s+ K# `8 h: u - position: absolute;
# `! L$ Y* }# w5 d4 J, a - color: #ED3E44;& S5 t8 X2 D% h6 m; F# Z0 {- c$ Q* {
- font-size: 24px;. M3 i. U2 E3 S" u. t/ z) L
- font-weight: bold;# I0 {7 ^$ V/ A1 v- }5 O4 ~9 v* v
- -webkit-transform: rotate(90deg);5 }+ U: m' o7 Y- a
- transform: rotate(90deg);% N7 e$ L9 ]% C* N$ Y5 X; p
- top: -5px;( |0 J" \0 u2 f* {* T6 i3 o
- right: -15px;
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- .dropdown-menu {# n& m' m" n7 T
- background-color: #ED3E44;$ W% M. P) n" c) s) j) C; A Q
- display: inline-block;
3 }6 B- Q* S V - text-align: right;
" x H1 J9 _$ g* w - position: absolute;& q! p# ^5 ~$ G, i1 j
- top: 2.5rem;# S( J3 Y% V3 B( R
- right: -10px;1 q# K# c h2 u
- display: none;* r2 c; X& n. s* h. V
- opacity: 0;
( \9 E4 T! F' d - -webkit-transition: opacity 0.5s ease;7 e" [- m- P/ ?% _
- transition: opacity 0.5s ease;
: _" x: J1 M6 U7 f3 n8 Z& U - width: 160px;
/ t N! ?2 W2 P5 J% {6 { - }
" G5 l: f/ b% D; d2 d/ V0 T: t4 ` - .dropdown-menu a {
" h' E# b) S1 X. x( ]9 {5 h - color: #fff;0 w1 o. G% r# [, X4 n! i$ v
- }
$ m8 @4 U; O& ]# t9 S) b7 H - .dropdown-menu-item {2 l& u7 V" L/ G: j# R
- cursor: pointer;
. j4 o- _$ @2 G& ?! r. { - padding: 1em;
7 w4 U+ B8 |9 e5 w" k( g - text-align: center;, ?; R( V( K G
- }
7 G, e- o5 d' r$ W* m - .dropdown-menu-item:hover {
' s, a, k, ~1 _$ X. R) _8 p) M - background-color: #eb272d;& g+ F! v' G! ]7 ]
- }
复制代码
\; n, \0 j$ O& P- s可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! A" E0 ~! p3 w4 X8 J f7 u. H
- <!-- Checkbox toggle -->
7 B( I1 q" u9 f0 p& @1 }7 b - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
7 j- n, |1 r- `& w( i" `, R - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, o; d K& s) b9 y! c+ M9 i& m# x) D
- <!-- Content to toggle from www.mfbuluo.com-->
; B A6 h. N0 r - <div role="toggle" class="toggle-content">
7 G. X' d- z4 J4 S7 P- ?% V+ P - BA-NA-NA-NA!
, J- |$ Y7 `, h. C5 W2 z3 u5 v9 [ - </div>1 H- K' X* T( U; [. z
- </div>
复制代码CSS代码内容如下: - .toggle {
& R. r5 j# J& X - margin: 0 auto;1 k6 n6 m+ X# o* n* Y3 @4 K# h# X
- max-width: 400px;
9 P4 U& N- M8 L& [1 Z - }
0 `1 { O- M3 i# j# t; o7 m - .toggle-label {
7 w) O& r/ u, {4 W6 p5 a; s7 Y6 v - font-size: 16px;: j0 A! z O4 t8 @
- background: #fff;7 _; h+ U2 L6 n6 D# D2 u
- padding: 1em;- B: F2 c* k4 q
- cursor: pointer;. l! Z- u2 ~9 K% M: ~0 \. P
- display: block;
+ x$ [. f1 ?: y1 i - margin: 0 auto 1em;
8 T8 n' \8 X2 F3 ~$ \* [: p - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 n- H5 f; t1 n7 S9 H' I. m# l - border-radius: 4px;
4 Q/ w7 y. N5 {, {# p; E7 Q, d - }
# r5 p2 Z" U, W# V6 \ - .toggle-label:after {& ~" k: O" M. d) n$ @5 {- [5 J( U
- color: #ED3E44;! _1 N$ S4 }0 e' f
- content: "+"; D. e5 t- Z: m# `4 ]* z7 r- d
- float: right;0 w' H2 N9 x) Y" }3 P, J1 z9 s
- font-weight: bold;) Z& w; j' g! b8 ~
- }& r3 G9 Q7 {/ ~
- .toggle-content {
) k9 O& x( `6 ]' {. H$ X - color: #B0B3C2;
- L5 g) a2 e5 C; O" b - font-family: monospace;
/ b3 e: ]+ ?& W4 ~3 D - font-size: 16px;
8 ^) w5 o( J1 U3 [3 K - margin-bottom: 1.5em;+ X0 s& p3 \* W# s5 g9 p5 P) b9 ~: O! B
- padding: 1em;
4 l7 x& J. g3 o0 Y; U0 Q! l. M - }. W* J4 }. M9 {( Y: Y8 K
- .toggle-input {! k9 H6 T4 b3 i! `4 D& u. H" Q
- display: none;
4 P* B! c) |, T. A( F1 a7 H - }- x" L. T; Q9 V$ K% e$ L% K' x
- .toggle-input:not(checked) ~ .toggle-content {
* C0 V, d3 c6 S0 I1 J - display: none;
w# y! v. }% [4 M - }
/ f7 V1 M. l! ]' \ O# Y( i3 } - .toggle-input:checked ~ .toggle-content {$ n+ M+ h/ t0 b7 b7 T i
- display: block;# y5 W) |( u/ p; u4 M* p$ c( p
- }
% k: E2 [* m1 o- G - .toggle-input:checked ~ .toggle-label:after {' X- ~9 N$ |, a
- content: "-";3 ]. J7 N5 T& w$ H
- }
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