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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!">4 p8 Q: F' w3 ~
- Label for your tooltip' [* a W- [0 h3 e1 N( A
- </span>
复制代码CSS代码: - .tooltip-toggle {
$ U& n1 ?! K7 u* K - cursor: pointer;0 c; V. d* K& F( |2 Q
- position: relative;( ?( b& P% `' h( k/ I
- }
+ ]0 @2 M7 w, ~6 M3 A: w a7 { - .tooltip-toggle svg {
6 A, Z+ S) W% O, _& b1 J - height: 18px;8 W0 S% V/ C/ K! M& p
- width: 18px;
3 _! e2 S9 N0 w/ h4 d - padding-right: 0.5rem;
b2 {/ @, Y9 d; K - }
+ b: o- p( `4 t' r ]* i4 l4 p - .tooltip-toggle::before {" L k6 g9 u8 \/ {3 {
- position: absolute;+ F; h4 O" ^; F/ c4 J
- top: -80px;- P6 L% u; Q4 l' U
- left: -80px;
P# O$ O& z$ ]- q6 ~ - background-color: #2B222A;
- @5 Z$ z1 I1 y) J% R - border-radius: 5px;$ F3 X R: e/ W V* S- c. \" r
- color: #fff;
% w. i( G8 N! R$ F% A - content: attr(data-tooltip);
# Z' W3 {, r/ n2 E - padding: 1rem;4 @( O4 M6 K0 _, f# P6 O
- text-transform: none;
/ G% b n: i k/ T, @ - -webkit-transition: all 0.5s ease;. k! ^* K# h) D; q0 ?
- transition: all 0.5s ease;
. `; D" i; r0 H# |3 P - width: 160px;5 A5 m* I9 _: i- S4 i$ f: ?8 D/ {
- }
5 p I9 [+ ~7 n - .tooltip-toggle::after {; u# E. P; L. d
- position: absolute;" Q! L0 Q/ J- B+ l6 }
- top: -12px;
. h! c" q4 Q& | - left: 9px;0 v' ?; s& G3 g8 ^3 B9 N/ t) t% }4 m
- border-left: 5px solid transparent;
- c2 t j* M) F! b; L3 q - border-right: 5px solid transparent;* N1 D0 q6 C( I; D8 ]. U
- border-top: 5px solid #2B222A;
6 v" ^1 S1 d9 |& q2 v- ~) O - content: " ";
! T6 Y$ }5 e/ L - font-size: 0;
# z! Q& j0 }/ N# \ - line-height: 0;: u8 ~0 G9 e2 ]# b7 Z. u+ I
- margin-left: -5px;: P4 M: m; e" h6 q- z1 p' {/ t
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {2 k7 G3 L' W8 | R: ?% i
- color: #efefef;
+ j0 S0 Y0 H K' Z - font-family: monospace;
' u8 N5 u: S. K3 c( ] - font-size: 16px;
# \# ^7 Z: l: X3 t+ H - opacity: 0;/ o7 h' Y1 K7 W w5 S
- pointer-events: none;, @- m2 N* `( J$ C1 P( u2 @& I
- text-align: center;& v" ~: i' i- w
- }
) e' J! `' ?, j# ?% Y2 L - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
; g) q# A1 T s# ? - opacity: 1;% r# H9 O: ]9 o* y
- -webkit-transition: all 0.75s ease;
! W0 q1 x, Q; w8 I9 t. ]5 @6 y- U - transition: all 0.75s ease;
* O( S8 q' j4 T+ u, g' ?) @ - }
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">
% [* a3 p4 Q# W9 o" p - <ul class="nav-items">
; j- W; P: s" ?% U4 ?$ O - <!-- Navigation -->, J1 w2 M5 @3 S
- <li class="nav-item"><a href="#">Home</a></li>$ }9 b9 _; K: H
- <li class="nav-item"><a href="#">About</a></li>' Z( D8 G. Z( @6 q- w
- <li class="nav-item"><a href="#">Contact</a></li>
* P3 ^% `8 o8 J6 Z7 M - <!-- Dropdown menu -->
1 I* c# W: {0 I - <li class="nav-item nav-item-dropdown">* u3 z& B, Z( m$ T4 F5 v5 E
- <a class="dropdown-trigger" href="#">Settings</a>
+ }4 ]. L: x0 d' D/ m - <ul class="dropdown-menu">3 F, J/ W5 d) P' Q7 b
- <li class="dropdown-menu-item">* ?5 b/ S6 u/ [5 u% m4 g7 q7 s1 E
- <a href="#">Dropdown Item 1</a>
( I! @3 z4 }2 T - </li>
1 V) T( @$ ]% H' i - <li class="dropdown-menu-item">
5 P! f6 h) [/ a3 n9 x: U - <a href="#">Dropdown Item 2</a>
% W$ o, U* j- m5 j - </li>
+ l6 f# [1 n$ i. @2 ?) K - <li class="dropdown-menu-item">
& _0 h, A3 I1 s" @ - <a href="#">Dropdown Item 3</a>$ \' Q s! U H
- </li>9 b% P0 w+ J* O7 a* K' ~6 Y4 z6 u' q
- </ul>
7 `( ]3 k6 r8 x5 H- B- E: f+ A9 X - </li>7 z1 I; c8 x0 P! |7 |8 j
- </ul>! o$ O9 N+ r" _( v
- </div>
复制代码对应的CSS代码如下: - .nav-container {
# C/ Y N0 }9 Y4 ]0 { - background-color: #fff;
. C: d8 x/ S( ? y5 e - border-radius: 4px;
9 ]3 u3 \4 k/ s4 z: h& Z+ q, e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) t: ?. B( p$ [8 C9 N
- padding: 1em;* E) D u$ D+ H" H
- border: 1px solid #eee;
7 r' {; ?/ y1 }5 u$ m - display: block;
; F+ L- g% d$ y8 r' n4 f - max-width: 400px;" l4 c2 v# ?4 b% l& d
- margin: 0 auto;1 w) _0 x2 Y r3 c
- text-align: center;+ B) j2 ~4 D3 E" J2 `. u: e2 [7 W
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- ul,( @& a/ T5 }7 |6 h: O
- li {4 i' t" Y; f, d
- list-style: none;
; `6 ] r0 p3 Q7 Q% P - -webkit-padding-start: 0;
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- a {
. s; s9 q* d3 h0 G0 o& L/ Q+ f - text-decoration: none;
( S4 D5 u6 \9 r9 T$ @% e1 ] - color: #ED3E44;
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- .nav-item {2 S/ ~2 u% T( a9 S8 ~
- padding: 1em;
0 ^" D u3 d# d - display: inline;/ g' @* B: i6 r* Z
- }
: L: q# w2 [0 w! Z9 C - .nav-item-dropdown {
- C( P5 b' |: |! ~ - position: relative;# c8 F) |7 ]4 j
- }3 ]: v3 }- n p0 {& T/ B, p
- .nav-item-dropdown:hover > .dropdown-menu {" A- G. x& w3 U# ~
- display: block;
) y; t+ d! B. K* J/ g% h* p/ p" U) Q - opacity: 1; o5 o$ h$ N. K1 J# f6 L
- }' Y' G. @# V: v8 J' x* X
- .dropdown-trigger {- z. e( e5 V0 b) G
- position: relative;( s. m& `7 V- W: Y4 L, Z1 q* J
- }
# g8 H, T# d6 I - .dropdown-trigger:focus + .dropdown-menu {
1 F# ?6 e0 r% [ - display: block;$ l& [" T4 C9 S. g3 r
- opacity: 1;
" q- g1 Q4 p8 q$ L( ]9 _ - }
9 B, E: F' D; w! G - .dropdown-trigger::after {
# @7 y% y+ i& K7 n- t+ s {2 M( P& p - content: "›";
# b* t' c$ h" J9 \5 X$ P: b, Y - position: absolute;
, o0 r1 E& ]* V( W7 r - color: #ED3E44;
2 n+ S3 @$ `4 Q9 { - font-size: 24px;! i e9 I8 |/ |* V; U# K
- font-weight: bold;5 w& c5 i# j" M* a. t5 E# O* q4 _
- -webkit-transform: rotate(90deg);
6 w/ O) K! r; G - transform: rotate(90deg);5 _7 Q n- z# }" r7 S8 j- J: D
- top: -5px;
. Q b- a! o. B ^% g+ D( g% L - right: -15px;6 a$ K) P- ]: P% j
- }
' }: Y+ p e ^! O2 X - .dropdown-menu {& O+ P) d, W! U5 A. I
- background-color: #ED3E44;! e6 n( n0 b9 |- ?2 c: e8 G! j
- display: inline-block;
8 T Q _0 X& P% x - text-align: right;* k. E$ e, I- V% P
- position: absolute;4 |; n9 _, J4 l! @) I+ {
- top: 2.5rem;
1 u: u. H( |' S( w' B5 r3 y9 S - right: -10px; ]$ u. }5 K3 K; B; v! O: A
- display: none;! x ^) [6 q" X2 L' D
- opacity: 0;
% m @9 u. U# G- N6 z - -webkit-transition: opacity 0.5s ease;
% f. J1 _/ m7 G3 ~1 ] - transition: opacity 0.5s ease;2 _# z' w0 u$ B; B5 a" E# n2 A
- width: 160px;
9 V. e# t# z8 e* F x4 X - }+ u% y4 m; X$ q K8 K3 [/ k# ?+ M
- .dropdown-menu a {
- |: i" D! R4 G6 u( Q N - color: #fff;
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- .dropdown-menu-item {+ `- s) d3 @7 B% P1 ~2 ?. \; u( c6 s, G
- cursor: pointer;; o; @, N# c7 }, p8 N; a
- padding: 1em;
/ T! T5 R7 o6 M9 J - text-align: center;
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- .dropdown-menu-item:hover {
' L' j' t2 i3 \; }& x - background-color: #eb272d;
7 p- V4 C8 |+ k7 ] c - }
复制代码 D! W( ]+ Y7 w4 R" @) d
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 T: D+ i# F9 W" ~
- <!-- Checkbox toggle -->
, x. f1 ]0 U$ ~ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- K0 \! i' W! z3 [" C% p n0 s0 L - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: Q& M; A4 [9 ~: G - <!-- Content to toggle from www.mfbuluo.com-->$ D, h/ Y) ?# j& @+ t- d
- <div role="toggle" class="toggle-content">
' ^7 ~8 i* E- g* g - BA-NA-NA-NA!+ ^5 f2 C2 b# l, X5 N
- </div>
& H$ g2 z- V9 ^1 b+ P d - </div>
复制代码CSS代码内容如下: - .toggle {2 _/ q2 `4 G# y7 y
- margin: 0 auto;/ `2 ^! ~' \( |/ @6 G2 _$ H
- max-width: 400px;
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- .toggle-label {
& E* @7 d2 w6 Q5 z/ B' C& V8 p( P3 e - font-size: 16px;+ E4 S3 z6 `/ t$ U3 Z
- background: #fff;
+ M* G+ L! W- B( s1 ? h - padding: 1em;
: Y7 @( x9 A- v5 r8 N3 _& d' [* V9 z - cursor: pointer;
- ^ u8 [$ u/ h4 J$ F - display: block;
) h: a# n& U6 a" V! H$ \ - margin: 0 auto 1em;
% }$ |" q1 s7 x. B) K' D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 f8 o2 q, n3 X0 \. O% D1 Z4 T/ ~. `+ m& Y - border-radius: 4px;
7 t! e1 U: `5 |4 N! e - }! E3 E9 x3 g8 ?" S0 ?5 H
- .toggle-label:after {0 V/ }: v! P6 }* d" ]7 S
- color: #ED3E44;
5 F2 l7 n7 Y$ F& ~* n - content: "+";
{4 Y) P+ g% D+ L9 U( X3 Q0 O9 g - float: right;5 S( I, D/ M- ~/ e+ y
- font-weight: bold;. E3 n. L7 Q4 e6 n3 J
- }8 H2 q9 f5 u( V3 s+ G) l
- .toggle-content {
: \ f5 [1 s: j3 h$ H: N: z4 W( n - color: #B0B3C2;
4 s, F$ X( \1 }; Q - font-family: monospace; y0 n! @- Q" Y/ n% z
- font-size: 16px;
+ H. W6 Z! ~- [ - margin-bottom: 1.5em;
* S \6 u/ w7 U6 {1 m+ ` - padding: 1em;
- p4 d) `* ?/ T& i( G6 O1 R - }+ s. P! X! N! S. o
- .toggle-input {0 ] H( F' `6 P: p4 t2 J: T
- display: none;! y% l7 A' O; l: W+ g: C
- }
2 m* }2 X, `( o T/ L' V/ b - .toggle-input:not(checked) ~ .toggle-content {+ R# @8 r. ~* u h$ o0 X
- display: none;
" ?7 T+ x4 W, D: R" o* O - }
! I+ T; z: {; s+ p - .toggle-input:checked ~ .toggle-content {' c8 c& y1 t- L$ Q7 s+ L" y8 [
- display: block;1 i- S9 R: y. K6 S7 t3 C
- }
- o' T j7 Q' |5 P+ o0 D - .toggle-input:checked ~ .toggle-label:after {6 u& U: |3 Y8 ^. Z& C
- content: "-";
6 N/ U9 N; Q J( I' X; X g6 e6 O - }
复制代码 . u; D5 j! K) \, ~6 b6 o0 m |$ h
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