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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!">, o8 z+ S1 L- D# D# w
- Label for your tooltip j, ]) u, R6 a$ O# `) a3 C* J
- </span>
复制代码CSS代码: - .tooltip-toggle {0 R2 ^4 L( j" d2 e) d; h% c0 b7 [% Q
- cursor: pointer;
3 n) X0 v- a9 h0 ]5 ?' c - position: relative;
7 c- y2 |4 Z; \3 V1 | - }
& ^) A% Z4 Z" t- i - .tooltip-toggle svg {; e9 Z o+ j+ T* P
- height: 18px;
' ]1 S) H2 A$ `4 m - width: 18px;6 I0 T8 Z: P, a g! j2 U( f
- padding-right: 0.5rem;4 N9 [0 [) U9 p W1 d: @
- }
* c( C6 T+ o: z$ G" r# J - .tooltip-toggle::before {
, V W& @6 ?- p% C- { z. N1 R/ _ - position: absolute;
: E; l) l: z) Z" l - top: -80px;
; [1 f2 u! `% ?' g* S! G- P - left: -80px;, ]- E1 b* B3 u/ K" l6 P
- background-color: #2B222A;3 q. m8 f6 ^: p% ~' m j0 j* [
- border-radius: 5px;9 x( O/ a7 x9 h/ D: k7 N) h: Q
- color: #fff;
9 f. s& f! R4 Z$ K1 {7 R - content: attr(data-tooltip);3 m" V# L8 }- w: u' ?( g
- padding: 1rem;5 I5 a4 `( B! i
- text-transform: none;1 q& z% y: G4 m/ Z7 T) p6 x2 L
- -webkit-transition: all 0.5s ease;
r% n# N0 o/ k1 E5 n - transition: all 0.5s ease;
1 m1 A m% r5 v - width: 160px;
' Z+ e6 c' Z$ [: @- H7 W( r - }
# `0 c9 d5 X" d - .tooltip-toggle::after { z5 ]3 Q v% y2 R. I4 H3 `
- position: absolute;
$ f ^- Z' [! X - top: -12px;
- |' H }. q8 U; M$ W - left: 9px;
9 g" }# n q2 `. m% I4 | - border-left: 5px solid transparent;/ c: M2 k3 q; I4 N; y
- border-right: 5px solid transparent;
s, G. E5 H1 U/ N% _8 _( j+ D; t - border-top: 5px solid #2B222A;7 Z; o8 S1 X; j
- content: " ";
, E" t! {1 i0 e# V0 @. { - font-size: 0;
2 E6 n3 V; h% h1 K7 n - line-height: 0;1 l3 K4 a: ^1 r* I+ i& c# l' t8 C
- margin-left: -5px;
6 X" L8 g0 s3 z1 B) b4 ~ - width: 0;( A0 O9 X& U" @9 B n
- }0 s) |! g( S: k V
- .tooltip-toggle::before, .tooltip-toggle::after {, b) [6 Q6 h0 c! N5 S
- color: #efefef;
: `+ |/ h3 \. D: t% z8 M - font-family: monospace;" |- T- c' m& w3 w6 ~
- font-size: 16px;
2 n' N' U6 B1 u& w7 X S0 G - opacity: 0;9 T$ ]! a6 y# z, ~
- pointer-events: none;
# o6 K9 d2 \' j# ?) E6 u - text-align: center;/ K3 D$ [# L3 G/ a5 F
- }# u& U1 q1 M. D% O
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {5 K" w& D% b8 y7 R! A- ?1 [) a
- opacity: 1;
8 ~! o6 c: f/ o3 p( d) v. g3 R - -webkit-transition: all 0.75s ease;( R; s4 e5 Z4 [- s
- transition: all 0.75s ease;" b# S# q4 _5 C- [6 f! a
- }
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 k% O( I6 N, G! e& N9 z - <ul class="nav-items">
( N9 ^' u, O6 j - <!-- Navigation -->
- g3 d# a0 X8 G8 g. I4 h9 Z - <li class="nav-item"><a href="#">Home</a></li>$ K% H! ]' n' T4 i1 \
- <li class="nav-item"><a href="#">About</a></li>+ C" ]# [. q3 T$ \! R' y3 f, c
- <li class="nav-item"><a href="#">Contact</a></li>
( c* ]: A* {9 z2 u# X - <!-- Dropdown menu -->
1 M7 {4 P, J# p. } - <li class="nav-item nav-item-dropdown">
# l5 u# E* s4 } Z - <a class="dropdown-trigger" href="#">Settings</a>
* H6 Z8 A* L4 ] - <ul class="dropdown-menu">
, Z& Y4 S' g& J8 j) ?( d7 Q - <li class="dropdown-menu-item">6 N" X( W% f( a) O7 E& G; `- W. ?/ Y
- <a href="#">Dropdown Item 1</a>5 _$ k: R7 L9 [. a5 d! l8 [
- </li>
' x3 ^6 f3 S* _3 k; } - <li class="dropdown-menu-item">
4 V V/ a* U* O( K8 w W- b1 H - <a href="#">Dropdown Item 2</a>
0 C: c5 j% H2 T, p. V5 N% @; u: m5 C - </li>$ ^2 ^$ H9 y, h
- <li class="dropdown-menu-item">& X- x6 h. Y; f( J# y# w' y
- <a href="#">Dropdown Item 3</a>' r+ t4 [3 z' l: F' W
- </li>
5 g# b* ~& S8 ~% m8 A - </ul>7 k p# |4 m/ C8 W- N/ Y% P; A. U
- </li>5 S% |! |& G( |9 A0 A) `' j
- </ul>
4 ~! d. |) X! Y% P, }7 s - </div>
复制代码对应的CSS代码如下: - .nav-container {' t* t) U" z. Q. V, `2 u
- background-color: #fff;, S) h' P# b) J1 r' @+ f4 C& A3 M: a
- border-radius: 4px;
2 F! R- k5 h1 x( t - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. s: l/ V+ B ~; J# c0 @$ N - padding: 1em;
7 e. Y* r7 q# a- Z% Z - border: 1px solid #eee;
5 x& W. n& V9 y1 _) Z - display: block;
x0 g9 U/ H1 n- N" w; ]9 a - max-width: 400px;
& b3 ^' R# H3 n; I1 G& O/ { - margin: 0 auto;
8 m/ v U& _. j9 Q- J U - text-align: center;: @: R1 f' @6 u0 ^+ u9 q- _
- }7 N$ [! H# f5 d# |
- ul,7 j4 c% z$ {! l6 d
- li {3 i( S. q. V# y+ Z$ a8 R
- list-style: none;
+ i( y! D6 ~8 l; p$ f$ [ - -webkit-padding-start: 0;$ F7 _4 ?* \& }, `! ]
- }
@: F" q4 S, D$ p - a {
8 [! U0 p2 q$ ^1 b5 _! W - text-decoration: none;" |. i3 [% r& p
- color: #ED3E44;! m5 B8 |: c$ _, J
- }
8 B2 u/ w- Y& w& v k - .nav-item {8 O0 y% F" T& f# l+ C1 m' i! Y/ B
- padding: 1em;
2 G! m2 ~0 w8 a2 X% X! c - display: inline;, M8 G$ j: f7 u* o; u
- }
# [+ x& r0 y# w, k* X/ v1 J" s - .nav-item-dropdown {
6 z" b: M( {5 [( j: K- C' e - position: relative;
' I3 ]- F& h( z, O j& P+ r: E - }
' c* j/ f( u# d4 _2 `+ Y$ F - .nav-item-dropdown:hover > .dropdown-menu {; K' x% w% D6 e- o4 U
- display: block;
) H! Q; F/ F$ G2 ` - opacity: 1;
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- .dropdown-trigger {% M' G3 ~( u$ ~( u" q+ d
- position: relative;/ X/ H+ I& N* e5 ?: K' i. `
- }
0 P, K1 k3 E3 q - .dropdown-trigger:focus + .dropdown-menu {
( C$ c z4 M1 S# M+ F j - display: block;5 b" {, l& g3 m; E6 \
- opacity: 1;- I8 C$ _2 [ c% c& T( ]2 Y5 f+ J
- }* O/ g) R+ t' P! H! ^
- .dropdown-trigger::after {3 Y5 s+ x. q! p9 ~' q; {
- content: "›";
/ V) R4 F3 _+ z$ J - position: absolute;. L5 d* @1 y5 M5 e" z) h- H1 @
- color: #ED3E44; ]0 b) [1 R1 \* k* A R
- font-size: 24px;
3 A, r4 z$ K9 i8 r+ M6 t9 E$ F" f - font-weight: bold;
/ Z1 S3 v" ^# @5 r+ t# e0 F: B - -webkit-transform: rotate(90deg);
$ l b5 v2 M ^! F - transform: rotate(90deg);
9 f- c* V4 T& Q) Y8 O - top: -5px;
/ A' q% @! x+ I7 ] `7 ~* ~ - right: -15px;! y& u' i& m3 e
- }# _9 q2 B& o: [6 ]/ M
- .dropdown-menu {/ ]- J$ |1 Y. {6 [7 |0 N9 R
- background-color: #ED3E44;
) _# [% k& ^6 q W, J - display: inline-block;4 b# i; W c7 b% N/ g
- text-align: right;* U0 O0 h' y3 z% ^% C; j9 Z# a
- position: absolute;
# S6 I" X8 D; b - top: 2.5rem;
; y% B I' M" M# o* k9 T l - right: -10px;
e- U# K: S2 a' w' D0 A - display: none;0 C- o9 K9 a3 d3 R) o
- opacity: 0;$ x6 P/ `3 Z9 y: X6 t- f" F: o
- -webkit-transition: opacity 0.5s ease;
. y: n9 T5 t I# G. Z1 e' Q' A0 @3 X - transition: opacity 0.5s ease;7 b( ?4 s+ @ @; u/ G' M
- width: 160px;
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- .dropdown-menu a {. P ?! |# F7 a- U- i
- color: #fff;5 U( d( E$ J* r$ w
- }
' W! e% L: s9 ^. x b0 { - .dropdown-menu-item {$ T' m' _5 ]+ s# H3 ^
- cursor: pointer;" Y3 r3 s: [; K( R: o, Y& `* g
- padding: 1em;( h( a9 U9 X e
- text-align: center;
1 i0 M5 x8 K5 R* m - }
9 [; p/ U2 _! |/ m. ~ - .dropdown-menu-item:hover {5 x) D( M+ _0 A
- background-color: #eb272d;
- D4 G; _, c) q - }
复制代码
/ d! C. U3 I% E+ Z d; x( g 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">
" y4 \0 H& f* y+ C9 I- H1 t - <!-- Checkbox toggle -->9 S# r9 v$ [) T- D
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 T! M. I/ ]( E8 F% ~0 _$ g
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- ]5 W# q. s6 x; n1 \+ | - <!-- Content to toggle from www.mfbuluo.com-->
" l" e1 w9 M$ @ - <div role="toggle" class="toggle-content">
0 P; j1 F7 R; s" D9 v y) y - BA-NA-NA-NA! z" A0 @0 i( o; }$ j% Z
- </div>
, o8 ]0 F! ?2 U' _# M1 K - </div>
复制代码CSS代码内容如下: - .toggle { _" g& V7 K. {. l4 ~ a& v0 g
- margin: 0 auto;
R. ]; P9 N6 p( I - max-width: 400px;9 \* ~& |3 w6 }
- }' l/ l8 k0 \/ l, |+ }
- .toggle-label {& X6 a) F. c" ]' Q2 z/ k' _6 t
- font-size: 16px;
; [7 p( N" Y% U - background: #fff;$ ?$ g/ ~7 |$ R4 }! w
- padding: 1em;
3 x/ a; ~' q( o6 c0 x: } - cursor: pointer;* M5 `9 B$ m* K0 y0 S# \
- display: block;* ]; ]' m9 [" J: Z
- margin: 0 auto 1em;
3 \. L" F! U. n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 Z& j( W0 N3 @5 v* A% M8 v O
- border-radius: 4px;) e; o8 o" S5 F( {3 e) ^- [
- }) A0 C& g/ V+ E% Z) G
- .toggle-label:after {6 N3 O; ]+ p" h
- color: #ED3E44;: o: b/ P* F1 _
- content: "+";# x' v' r8 ~. c
- float: right;
8 _ S! j1 A' g! v - font-weight: bold;
$ c0 T+ v" Y! G# c* f# Q$ ]4 _) } - }* A2 `% H1 Z" P8 \% P
- .toggle-content {# ?6 B3 V; @4 D$ f% g
- color: #B0B3C2;
3 D8 K1 P" A8 l4 r1 R - font-family: monospace;0 N) U) Q9 A2 f& J
- font-size: 16px;1 x+ s0 N1 \2 j9 _
- margin-bottom: 1.5em;' x A, l5 }7 B, @# q ]; R
- padding: 1em;5 O- X L! R& K( Z# W. l, M
- }
3 I+ H/ q& _/ H% d - .toggle-input {
# v" s2 T! w2 f4 Y7 B% } - display: none;
2 N* t5 ~1 C) j% X2 O0 _ - }' m6 s: T, d, z" v9 o
- .toggle-input:not(checked) ~ .toggle-content {" h: u0 E' d( _0 ^1 o6 H# M7 N
- display: none;6 ]" i* a( ?! }
- }6 Q+ w3 p$ K3 o4 h
- .toggle-input:checked ~ .toggle-content {
K# U& T4 {2 }' S - display: block;
# X4 f2 v; M- t/ y' { - }
+ S% M. L# t: r2 J2 O7 c1 Z - .toggle-input:checked ~ .toggle-label:after {, S P6 d: \9 g
- content: "-"; S. W6 b7 h R" d
- }
复制代码
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