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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!">+ _/ N+ t. J4 R) g2 M: O8 w
- Label for your tooltip. U, ?5 Z; x. ^. }* x
- </span>
复制代码CSS代码: - .tooltip-toggle {
( k0 c$ K7 a% o9 R6 F - cursor: pointer;
: d4 Q3 a% u$ M& m0 I8 p3 \& ` - position: relative;
& p0 p% R1 Q P) Q. D {- W; F: } - }/ \' @7 Y3 f) w6 _: p. C: v
- .tooltip-toggle svg {6 X& j% N9 D/ n2 P4 u' M
- height: 18px;
& g6 N" C- w' @$ A0 ~ - width: 18px;3 E. E% A, Y7 A0 t
- padding-right: 0.5rem;/ D* X# s' i/ e* |: W/ x
- }
# f* }) a5 r: o- U; Z% F4 b - .tooltip-toggle::before {
0 e; @8 A5 n9 u) }: G& s - position: absolute;
1 N# f' l; u% Z( k* l* B- G - top: -80px;
' h8 A; s3 N- S8 x& ] m - left: -80px;
; G3 N2 ]3 d9 `% O+ c" e) p9 o - background-color: #2B222A;
& ?- N' S) B- @ a0 e0 ? - border-radius: 5px;0 i' I* ^3 F+ ]3 N
- color: #fff;5 V. v/ o2 y% G; w' z, P# I
- content: attr(data-tooltip);# `* c& B9 V5 w4 B
- padding: 1rem; O- A+ z" q0 t; }* j
- text-transform: none;
1 P& u7 _" l; }% J) G% n# o) w - -webkit-transition: all 0.5s ease;/ ~4 O0 z* j3 V' n& o* ]
- transition: all 0.5s ease;
. }! D8 Q/ N: ?8 H( e, z7 Z - width: 160px;, h, q2 z9 G2 |/ Q
- }
0 q, f& O, q" j- B% o. r }1 ` - .tooltip-toggle::after {6 C5 `) B4 g6 s# A' A+ N0 ?
- position: absolute;
+ W( T( i+ s" i - top: -12px;
D% M8 z! v6 E/ ?# S+ d - left: 9px;. E# i2 T. Y h: L& H& [3 z
- border-left: 5px solid transparent;
$ ]: s. n2 @# o9 U# a; N - border-right: 5px solid transparent;% d' z1 W8 z8 m' T7 i4 G6 }. ^
- border-top: 5px solid #2B222A;
7 Y4 N# K q$ i - content: " ";1 G" `: B: i( f H3 l
- font-size: 0;
% `: L/ `& y4 w- a) [ - line-height: 0;1 @+ ?* S3 }! ?
- margin-left: -5px;
1 z% u. ~) G: B6 Y - width: 0;
6 d s2 _7 E- z# V; o - }
5 g( v' y; i$ Z* K& ^ - .tooltip-toggle::before, .tooltip-toggle::after {
+ g# ?0 L4 \( \1 N/ p - color: #efefef;1 |# b1 Z/ f: B
- font-family: monospace;
_" s- q g/ {* R" S6 o8 D0 _ - font-size: 16px;; u% w, U) `( y0 C
- opacity: 0;
. r0 J6 ~4 k' q# ~3 j - pointer-events: none;! _3 D9 s7 X: L# m: V6 `
- text-align: center;/ E; b& Q" g2 ? U$ m
- }
. H* i- A$ m, l. ` - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' q; b% t+ ^3 R; b3 E& V1 A- I - opacity: 1;7 ]7 f% x5 }0 e' X3 W
- -webkit-transition: all 0.75s ease;
. J7 i, U8 i; J$ c0 M8 V5 x - transition: all 0.75s ease;
+ y4 d- H$ P/ c9 Z _6 f - }
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">5 x, z2 Q6 T" Y1 ~1 C: ~3 f
- <ul class="nav-items">* d' R/ }9 g! t+ f. _; P
- <!-- Navigation -->
6 Y \' ^; v: n8 a - <li class="nav-item"><a href="#">Home</a></li>7 O. @! R: @8 F7 ~2 N b* i
- <li class="nav-item"><a href="#">About</a></li>
9 U5 f& w: R1 I9 u }+ I$ C - <li class="nav-item"><a href="#">Contact</a></li>
O! A( N0 P; V8 d! y4 H - <!-- Dropdown menu -->3 f' ?* d# E3 y9 U/ ^
- <li class="nav-item nav-item-dropdown">0 F! ?2 R( y$ J2 ~( [, T- _
- <a class="dropdown-trigger" href="#">Settings</a>) L/ C: m! K1 t! i8 M8 W
- <ul class="dropdown-menu">4 Q4 w$ g6 b, E7 u1 ~
- <li class="dropdown-menu-item">/ ]2 W, x$ X/ {% c5 S( ^" c
- <a href="#">Dropdown Item 1</a>
`0 S( A: t$ s5 | - </li> l. T& I Q( R* Z F+ R4 d6 _
- <li class="dropdown-menu-item">! Y- v5 m$ S2 H P6 `3 S) |2 l
- <a href="#">Dropdown Item 2</a>% }2 g# F5 `3 ^2 O6 j, M8 }
- </li> l: b: [# h8 o; K
- <li class="dropdown-menu-item">4 U5 \& V2 p# [8 j8 G1 n
- <a href="#">Dropdown Item 3</a>) l3 N Y5 w2 E" g2 U* K
- </li>
( s' z" b( m4 l. q$ N* O - </ul>
* z0 n. e' ]/ [2 |9 h9 w+ D - </li>
; @! r& l& Q" R* s6 O7 p, | - </ul>
q1 Y: k- r1 w1 A' F6 ?/ e - </div>
复制代码对应的CSS代码如下: - .nav-container {
: m% |! p# n/ g$ \6 E* y9 c - background-color: #fff;
' K: t# W- ~; w" w: } - border-radius: 4px;6 ]/ e8 ^: V& D9 d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* G( B4 e: |3 W- \# C4 a' X4 r
- padding: 1em;* P( p2 Q, Y8 o4 x* H
- border: 1px solid #eee;7 F/ W$ G5 ~3 z3 ^# B
- display: block;
, T2 f& S" l# I - max-width: 400px;1 X5 a6 @5 j1 {2 t1 R$ M. r
- margin: 0 auto;6 h [, ` }( V. O' B3 b
- text-align: center;5 s- Z3 l) e y! l& A
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- ul,; w9 g- Z7 @+ f0 X# H5 `5 r$ p L& i L
- li {
! R. _+ |/ v( P1 E* r - list-style: none;
4 m& L' D/ |, {" Q. L7 b/ H7 K - -webkit-padding-start: 0;# t' r d0 a" u% z/ q
- }5 ^6 {6 M8 A0 I
- a {
* } Q3 x4 }' H% T! x: ?: c - text-decoration: none;
5 v. c# _1 z5 k; N - color: #ED3E44;
$ K: m9 X( O" K - }
4 J% q* S$ D6 t5 i8 x - .nav-item {( J! ^: b W3 \/ u3 e
- padding: 1em;
' [" \$ m* B% k$ \) [% k - display: inline;$ o |4 Y y; M# Y# z9 T
- }
, V# z W; v) ^& }3 Z - .nav-item-dropdown {
. n3 L6 ~- f5 |* ]8 C( [/ x - position: relative;
, U7 _+ y+ u) `7 c - }
; E' r$ l* F. e/ j% i - .nav-item-dropdown:hover > .dropdown-menu {) b5 z5 M8 [! N7 f4 @; w4 ?. G
- display: block;) P( F& L) h$ g9 |( G+ |
- opacity: 1;8 f0 S$ u$ b' W1 i
- }
/ |2 s" g: {1 c! G9 a$ Q - .dropdown-trigger {, o& n( o, {- b' h+ j
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
0 X8 d# @8 }5 y - display: block;
2 p p6 c" E7 y" o7 f; s - opacity: 1;) m+ P$ Z0 x# o8 c
- }2 \7 Y- t& U, x$ K4 Y" A) N1 E
- .dropdown-trigger::after {
5 M6 Z3 s2 \% m! T5 o: c1 g - content: "›";
; F: a) M+ T8 ~. ^6 l2 | - position: absolute;5 t! e5 | |; J# s# D. I% o
- color: #ED3E44;+ Z3 w/ \3 c3 l
- font-size: 24px;9 I2 ~0 q6 A! u. K0 N
- font-weight: bold;7 O8 R+ F: R2 G- o ^) x# b) `
- -webkit-transform: rotate(90deg);
& @. g5 A& X: @% X0 b8 ~4 z - transform: rotate(90deg);. J' B( r" |! b8 O) k/ B. H
- top: -5px;
6 Z3 q" p, `4 S' P1 h5 b4 b - right: -15px;
8 u) w+ x& |% |& J: Y/ p - }
2 Z) u& t8 q8 D8 s. e1 }- w" Y* ? - .dropdown-menu {* g3 l, y, k4 r. U
- background-color: #ED3E44;7 B- [6 {# j7 X1 w
- display: inline-block;# G" l6 t1 [" k* T, {" y; m" p
- text-align: right;
( e i- ^4 S \ K4 Y - position: absolute;1 d% @1 Q$ ^0 J1 N9 s: j
- top: 2.5rem;
7 @/ E$ d2 f" M4 t Q7 @ - right: -10px;
% I' t [9 y! J - display: none;
$ f% B8 w5 b- T, E3 Y" J+ t4 _7 G - opacity: 0;
% \6 W# L% b2 ?# _0 U - -webkit-transition: opacity 0.5s ease;0 }% F5 ~% Q9 U5 R; R
- transition: opacity 0.5s ease;8 r. J& |! @. t/ U5 d
- width: 160px;
% {* D1 ^0 e- G. {* H( \ - }
# e* G/ w. t& T; a, ]$ {) P1 H- } - .dropdown-menu a {( k5 P1 F6 N2 l+ m' x$ k% C1 N
- color: #fff;
u5 A2 C7 y; l U' [% B - }/ z: r6 R5 q1 v: J. M1 g& H
- .dropdown-menu-item {
/ F- x% R0 j1 _& d I% i - cursor: pointer;
/ v% ~+ t, D% X5 |$ P0 w6 b! { - padding: 1em;
! S5 _! |7 v" Z3 B0 M4 P% V - text-align: center;: ?; y# c8 R8 j. m
- }
. P% @7 n2 Q; Z1 u) G: A - .dropdown-menu-item:hover {
' O; y5 ~ {" T7 @7 f4 k - background-color: #eb272d;" h0 q( L; F" r1 R' E4 i/ N
- }
复制代码
- E# n o% q2 G/ W4 E可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! G0 T+ Z# E$ g1 y( G
- <!-- Checkbox toggle -->. p: t& k# S0 }4 |& ^2 l6 `6 S
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">0 k) p, _2 F# C; c" M' x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
" Q# M: F, |' v( v7 E9 |5 z3 F - <!-- Content to toggle from www.mfbuluo.com-->/ L( C# [5 B/ | @/ c, h* ~
- <div role="toggle" class="toggle-content">4 W3 p0 f0 V: c' W
- BA-NA-NA-NA!
1 x: W$ b, m Z - </div>' b* R+ l* P) [ \4 p
- </div>
复制代码CSS代码内容如下: - .toggle {9 K' f" g: \+ b- k
- margin: 0 auto;
6 t" W2 x$ O# Y# i - max-width: 400px;) H# k7 x9 [: E: _% t& d
- }2 ~4 \6 R! C* o* M# k- E7 s2 l
- .toggle-label {
8 n" ?/ l' U7 d Q - font-size: 16px;
9 x" o- J) j6 s9 d" K5 T; O - background: #fff;) q4 U" c5 Y- q& e1 K7 S
- padding: 1em;5 c7 O, H' V5 l( B+ k/ P( u+ B0 \
- cursor: pointer;0 J7 a" j. c/ Y; W+ f% M
- display: block;
) [- ?* Q; g( C3 e% J% Z - margin: 0 auto 1em;/ f$ p, X' p6 i+ r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 ]% Q; h' h2 R. D - border-radius: 4px;
* M. \0 y5 t5 w& q; `1 F" V! r2 z# Z8 [ - }' X9 {9 }2 o @8 e6 T# j$ z
- .toggle-label:after {
" D/ a/ C2 D0 ]( E1 c3 ? - color: #ED3E44;% E; @+ A9 s. f6 n
- content: "+";( z) G- t, u4 J! A
- float: right;
6 H% r( u5 f: A* Q% R - font-weight: bold;; g6 R3 J6 e; r" a7 e: E
- }
0 @5 Y# g' M$ E! v) X1 H3 s - .toggle-content {, ^# J! d* ^ ] ^
- color: #B0B3C2;' e! }5 y |7 U: \
- font-family: monospace;4 P, L) n' L% B, K8 O. x: W
- font-size: 16px;
- {, I( o5 q$ ~6 }. ] - margin-bottom: 1.5em;
6 n/ \! C+ x6 h, G( T; b7 L3 g# R - padding: 1em;
6 T ?! k+ V0 J/ `5 N" H - }
' A M) A+ K/ C2 x1 P6 ] - .toggle-input {' ]8 g2 y. E8 B" z/ K
- display: none;& E+ l2 c; N5 \. i; O4 f( q
- }6 z. e, J9 Q/ U& D! \9 @" O
- .toggle-input:not(checked) ~ .toggle-content {
* J0 `5 A. E! j - display: none;* x: ]# j0 H! U0 I, W
- }& u5 U8 ]" v+ b. ~
- .toggle-input:checked ~ .toggle-content {( X7 [; i$ x! g3 r9 a
- display: block;% B F% K$ x$ T; T
- }" H+ T4 b% k5 d) o
- .toggle-input:checked ~ .toggle-label:after {
. D( _' V# l+ J0 Q- x) [& L: u - content: "-";: ]7 ^9 s, R I$ E) S7 d `
- }
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