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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!">
$ ?0 W; _# [4 J* o3 n - Label for your tooltip; C. i) P" r& ^; J. U. j6 f
- </span>
复制代码CSS代码: - .tooltip-toggle {
3 z4 g$ m" a8 @1 r. Q/ B - cursor: pointer;
7 B9 f+ r2 t, }1 P2 F m2 S7 V% ^ - position: relative;* H" V7 e: b; i! R" }1 \
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- .tooltip-toggle svg {- m8 ?2 k9 g7 |' E6 w7 H& P, o
- height: 18px;
! Y" E/ v1 D* V+ V - width: 18px;3 u; }- g+ x. o
- padding-right: 0.5rem;
* \ @/ W' R, I+ w1 s) T/ h: X3 R - }
3 x; l& z# `% s5 O/ N, e - .tooltip-toggle::before {9 d5 a9 } m8 I* w1 u3 w' ?
- position: absolute;
h8 J- W2 v9 ]/ l - top: -80px;* r" ^+ z9 a" S/ t9 ?2 k3 O
- left: -80px;
+ X: N7 [$ ?8 `: s3 x - background-color: #2B222A;
# f# R* ~. [* T ]/ { - border-radius: 5px;. {& C+ F& ~7 Y4 k; u y3 c
- color: #fff;6 C9 u( A2 f) k/ r a: l
- content: attr(data-tooltip);/ x* S' ?; B. N7 Q
- padding: 1rem;
' [& J. w/ d1 D2 v - text-transform: none;
) \& Z& X. J9 V: h - -webkit-transition: all 0.5s ease;4 f: ?9 |1 k* A$ s
- transition: all 0.5s ease;2 O5 J. t- h. i) ` L1 W. V
- width: 160px;0 S7 H. t% u3 K8 N
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- .tooltip-toggle::after {
8 Y5 h- _2 m& M0 x - position: absolute;, b& d% o8 p5 L- r6 Y$ L
- top: -12px;7 @& Q; M% ~7 S# X) P! T
- left: 9px;
4 H. h& F- O- n) K- e - border-left: 5px solid transparent;8 d( Q9 k, X% h
- border-right: 5px solid transparent;
8 R, Y8 b1 r( v0 o5 g - border-top: 5px solid #2B222A;
' ^7 h6 c2 _2 T& o ^* _ - content: " ";; x7 \% u) [% L9 _0 u
- font-size: 0;% Q! W: @8 E8 T( P& |7 W' h
- line-height: 0;8 A+ ^6 `, k* g, m3 S
- margin-left: -5px;
; o x: {+ D& I x- |$ G" z - width: 0;* O7 S! l! B% o4 k5 z6 m
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- .tooltip-toggle::before, .tooltip-toggle::after {
! y+ m% n) I& W& E( G; ^$ R$ ] - color: #efefef;
- D- @$ i3 w( I - font-family: monospace;, ^( q6 H. @9 U
- font-size: 16px;& p! P- i0 y- `. R& [) a% n
- opacity: 0;
8 b7 q, P# B5 Q. X3 K - pointer-events: none;
$ [ W/ }, O" n' W9 [6 g5 T0 y# A - text-align: center;
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3 D; L% b% s: z* U - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ C7 s0 Z0 t- \5 b. b! W2 W: M - opacity: 1;3 @5 g" ^ `: S) \5 }
- -webkit-transition: all 0.75s ease;
# n- l' K% q7 p% i N - transition: all 0.75s ease;
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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">& w% Q8 |- F/ R8 H1 B
- <ul class="nav-items">
( |% Z9 x! o3 T8 q) | - <!-- Navigation -->) w9 F! k9 D n& z- J
- <li class="nav-item"><a href="#">Home</a></li>
# N9 a4 z1 c& z* X5 w! Q - <li class="nav-item"><a href="#">About</a></li>
- u2 w; H* S2 H/ O - <li class="nav-item"><a href="#">Contact</a></li>
3 }3 E) i5 ]2 f/ ^5 L6 } - <!-- Dropdown menu -->4 T& y" `1 W6 L$ u
- <li class="nav-item nav-item-dropdown">: V. E% b1 ]" |9 ~4 c
- <a class="dropdown-trigger" href="#">Settings</a>
( X E5 t! f9 X, k. X. [. V5 E/ k - <ul class="dropdown-menu">0 c4 W4 i" @& l0 N8 K+ e+ X7 `4 |
- <li class="dropdown-menu-item">
/ Q, ^* ]+ X0 ^6 v, P - <a href="#">Dropdown Item 1</a>
' @* W, F# a: G; p - </li>- s, d0 P' z c" I5 q
- <li class="dropdown-menu-item">
% K: _% E# _. X2 t# [ - <a href="#">Dropdown Item 2</a>0 ? a: l0 \* e
- </li>- q) q9 ]+ L; |
- <li class="dropdown-menu-item">: e) Q$ s' M+ r9 S3 z0 z
- <a href="#">Dropdown Item 3</a>& }; E2 ^" N" l& k9 V) }& Y
- </li>& ^, E9 ]6 H# q5 F# o3 Z# n3 }; U
- </ul>
M% |4 n, x9 Z - </li>
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- </div>
复制代码对应的CSS代码如下: - .nav-container {
! K2 C# S. {" P" D! l - background-color: #fff;
" ?- e6 ~, M, n( y* s - border-radius: 4px;. K3 D# p2 d! E3 ^7 c0 t3 R/ ]9 ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ ~1 K' t Z' j - padding: 1em;
/ F- i/ u$ O" c) q0 m/ R' t$ t - border: 1px solid #eee;% L4 \+ l" n- ^- ~
- display: block;) i* i6 V% G" ~$ D$ [
- max-width: 400px;, r/ S& P# R1 t" z/ M9 \
- margin: 0 auto;: l; O- Q/ b( B5 ~. Z0 t, L- e
- text-align: center;, ]3 Q3 P! B: \% i
- }
/ t3 P+ \5 n# A) E9 O - ul,
. o/ o5 v' s% |. M - li {
2 x* n. m0 S) y! y - list-style: none;
! H- |) W: y" E7 ?, m" b - -webkit-padding-start: 0;
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- text-decoration: none;5 o) P( n% `+ J" H# K% [9 \" u1 C* V
- color: #ED3E44;' T3 X) r4 b+ g6 P, l' Y
- }
+ M h0 P, f! U' Y' Z5 S& f - .nav-item {
, o) w) R: M0 q; l# h% Y - padding: 1em;" b: [8 s1 b( P8 [; q
- display: inline;
/ \% @6 `( [; _, u - }
$ i1 e& R( @2 f - .nav-item-dropdown {9 ?3 a. g1 s( n. `& d
- position: relative;( M; h* S( x+ X' P* K; u: r
- }0 Y0 C* A4 V& ^' C
- .nav-item-dropdown:hover > .dropdown-menu {
/ _6 A! S7 n8 w# G* e# y7 T! y) x" ~ - display: block;
) }8 G8 l0 r( O: f - opacity: 1;' W9 O, B/ v% e% W# |* _" z1 Q
- }
& W' _2 W. d# Q/ ~$ [/ d - .dropdown-trigger {
% U0 G- ]. e; u - position: relative;1 T# ^0 P( j0 B- p( b/ C
- }) \) p v" Y9 z
- .dropdown-trigger:focus + .dropdown-menu {
W2 E6 k5 [: X6 f6 O0 [ - display: block;
( \1 m& T% S. \$ S p5 z - opacity: 1;" u. l2 _# ^* j+ c/ N: M( z
- }7 F% s" J Z& I
- .dropdown-trigger::after {# S p. l* \4 P8 V
- content: "›";
" ?9 o: ]9 ^0 Q s) o - position: absolute;
1 \! s( f& o' p; P8 c, H; ] - color: #ED3E44;
' Z! s! l/ ^# }% ]! Z4 u - font-size: 24px;
* T+ k, M/ H, \) g - font-weight: bold;
7 [. y7 p$ H# G# \& } - -webkit-transform: rotate(90deg);
/ J- i C2 t; Z8 [0 b$ A. _% \# d - transform: rotate(90deg);
9 o' C8 g" r% p - top: -5px;
6 g9 Z2 A) a% S1 } - right: -15px;. E9 g9 U& P c1 {5 w* i
- }, \* E' b+ v, d& i5 ]) c3 D
- .dropdown-menu {
' z- I/ E6 U- `- |1 i( b - background-color: #ED3E44;7 S5 d+ a# @" w# l: A& R
- display: inline-block;7 L C- u7 h$ V
- text-align: right;
/ O i9 f' S, y. C - position: absolute;, p2 E5 J6 d. e; K7 @. _
- top: 2.5rem;' M$ \" b4 O& P/ L' ?- ]/ y' J7 R
- right: -10px;' G+ t6 f5 A/ ^( w8 _3 p! t- ~
- display: none;
* ?3 V0 a P0 h+ s! j - opacity: 0;4 j C) i/ Y- Q
- -webkit-transition: opacity 0.5s ease;/ j' W4 |# U$ L; ^
- transition: opacity 0.5s ease;
$ c8 ]+ E9 }% I) ?$ q/ b7 I5 o - width: 160px;
- n. E; L X( I7 o; ? n - }6 b2 v1 z5 ?& k1 C' u
- .dropdown-menu a {
) M! b5 c" t0 o1 t. K4 G - color: #fff;
" o# U0 f5 Q6 r" [, }' p - }
4 T V# D5 d% Y - .dropdown-menu-item {
8 U4 G5 P. h0 I: q - cursor: pointer;. f H ^4 v6 C- G' h1 c- Z
- padding: 1em;
& [7 q5 \# E. h- F: } - text-align: center;
: f9 A! Q" r& X) i0 k - }, O2 }' m" e% } S* }5 }$ |# g
- .dropdown-menu-item:hover {# d0 m: W7 Y. ?/ U1 h3 i
- background-color: #eb272d;
9 z3 ~9 c0 H4 B" F - }
复制代码
' {- [6 a8 t! U; a" o, I可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
4 T. P0 V! U. |1 h) T H - <!-- Checkbox toggle -->' Y3 m& n# `0 n
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 l$ R6 e7 Z8 f Q$ _) [
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ @* ^3 ~5 k _5 ^
- <!-- Content to toggle from www.mfbuluo.com-->5 u5 A7 r- u; ?2 D! J. ^( K. E4 {
- <div role="toggle" class="toggle-content">
5 x8 ^; z( g$ O2 H1 s" { - BA-NA-NA-NA!$ Y* u3 u H" W$ i' E; O
- </div>
/ [% q; R2 V( ^" R - </div>
复制代码CSS代码内容如下: - .toggle {
/ @9 s3 a6 l2 z, h4 J) _4 o - margin: 0 auto;4 m2 X. F- {0 a7 j
- max-width: 400px;
. [0 r, B% V- w# N2 _$ x - }
, B9 _ Y" f, p9 a - .toggle-label {
) t2 |# o7 `% f - font-size: 16px;- g2 S" O3 _" V
- background: #fff;+ w/ S I4 R0 \ Q" K' z @1 ]9 s
- padding: 1em;6 y# P1 } e1 \+ Q$ A$ b
- cursor: pointer;
8 F; h6 E% B, t2 _ - display: block;
8 X# i/ g( q$ v: z; r9 G0 d - margin: 0 auto 1em;% O- p& j6 m( d5 G+ u& g Y3 h' N
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 `$ t: Y8 U2 L( }9 |# I$ L - border-radius: 4px;
( k& b" P0 y7 e4 N - }7 Q; i# ^, K' q2 F0 y
- .toggle-label:after {' D5 Z+ k3 }. e* R. @
- color: #ED3E44;
- k6 L$ V, B# s4 `1 T2 Z - content: "+";
. M5 V( b: X! h* ^2 W# E - float: right;) q' l% a! f3 q/ X# v0 x3 h% `
- font-weight: bold;6 m( v+ o _7 q) K+ Z( `0 ^
- }9 c5 R1 U8 k/ }6 W! |
- .toggle-content {" a8 e, {$ Q+ e7 M
- color: #B0B3C2;
! q( }& w7 [* `' W/ _ - font-family: monospace;- C, ~. X/ l( X4 e
- font-size: 16px;- \8 H$ K6 ^3 X% f7 ^) {
- margin-bottom: 1.5em;
2 k4 Z6 D! R; @ - padding: 1em;
$ `) s1 E2 e9 p2 N - }: b S# K7 j/ \/ A5 f& z
- .toggle-input {: E" x7 v3 ^2 j% X' `
- display: none;+ H/ N# P9 M8 y% R+ y
- }
2 u' `! A! I5 m6 p - .toggle-input:not(checked) ~ .toggle-content {
3 f/ Z6 F. G$ X2 X( F) @) M - display: none;" p; O6 l) z7 d; U4 t! _
- }
: o U3 P* l' P! d# M/ Q - .toggle-input:checked ~ .toggle-content { u! H% i# F$ k' H0 R: h
- display: block;3 u4 y' M5 j# d
- }
- ?+ W3 z3 |/ q9 A1 |+ e# d - .toggle-input:checked ~ .toggle-label:after {
/ l- ~1 W0 S) p2 u - content: "-";# D& F; U5 g& l5 Y0 H
- }
复制代码 2 M% a* o5 p2 f# a, s) Y
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