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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!">% L0 U3 L: d: U( p5 T4 @6 i% G
- Label for your tooltip+ e3 |: a" P$ Q8 q0 z8 U( c' N
- </span>
复制代码CSS代码: - .tooltip-toggle {; q1 G4 R. b6 k2 f: O* H" x
- cursor: pointer;
) A2 n4 I8 l# a - position: relative;" Q" f f( l% P2 b" g. g5 L
- }
4 @* j" `. t2 i7 B+ s! X! k - .tooltip-toggle svg {( X3 a# y, C5 B1 X. E
- height: 18px;
7 i$ l- s# b, s- j% g8 J7 [5 @% o - width: 18px;
$ g1 H+ ?- N) J - padding-right: 0.5rem;
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- .tooltip-toggle::before {" z' X- G; A9 c/ y5 F. L8 S$ \7 g
- position: absolute;
: h( u4 R+ m; g - top: -80px;
% ?% z" c2 i+ h5 `2 t! a h6 e - left: -80px;
, D0 A! }9 c7 G( i - background-color: #2B222A;
/ E# i# T# R+ p0 B* ~ { - border-radius: 5px;/ P% V+ Z T7 ]
- color: #fff;
7 g. A, r9 ^& I& U# w - content: attr(data-tooltip);) B' n8 o3 I3 K- N- _/ S2 C
- padding: 1rem;
( Q, i9 B; f2 [& K$ b* s% K - text-transform: none;
" e- \6 `" o, {4 o0 H' Q9 y - -webkit-transition: all 0.5s ease;, M& L/ R4 U2 F$ Z- |
- transition: all 0.5s ease;
! A, E* Q! l5 H! @ - width: 160px;
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2 i7 A1 l+ P& C - .tooltip-toggle::after {" U- D+ I, j+ Q9 j$ s
- position: absolute;3 ]! h8 z0 L4 c3 i) n
- top: -12px;
1 g6 e e4 ^+ b, m ]1 I4 w - left: 9px;+ A; f* j" ?, ]: i$ C
- border-left: 5px solid transparent;
g) F5 b4 _8 ~; ` - border-right: 5px solid transparent;
! ^2 v! _ A3 g# R( Y - border-top: 5px solid #2B222A;
- ]4 @/ w/ Y( I( z - content: " ";
; Y8 O- e) g9 `! p - font-size: 0;
: a3 W2 E0 b* {# \ - line-height: 0;
2 w9 z4 {+ v8 T$ C' {4 _4 T2 T - margin-left: -5px;1 @. m+ E; R: d
- width: 0;
. F. Z. I* b$ m" d8 r - }
7 D9 h2 l9 ]# ^ }5 L( F - .tooltip-toggle::before, .tooltip-toggle::after {
3 p9 O, w+ z8 j0 B$ K9 q1 R- d - color: #efefef;
2 M; e1 z, I: [5 G F - font-family: monospace;
. {3 [( w1 A N$ U) H5 S6 T - font-size: 16px;
# D) |* L) T [, I4 _4 I. K& y - opacity: 0; `- a* ]# ^# d8 N
- pointer-events: none;5 f$ V3 O+ J" D' U( K9 b' j
- text-align: center;- @+ m; Q$ f) W) o5 P! I
- }
- n/ ^9 T' j3 ~8 {7 N% y( ?- u& ] - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ y @) G7 W$ u
- opacity: 1;
. X9 ?+ P) ?! `+ y) ] - -webkit-transition: all 0.75s ease;0 M2 l' q8 E0 ?" S4 R9 A1 ^; w
- transition: all 0.75s ease;. W X( A7 Z+ J/ k/ e% R
- }
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 x/ N( F- W: g/ Y7 \6 R% A - <ul class="nav-items">/ x5 `- g' \- g8 ]' M; g/ |4 |; g
- <!-- Navigation -->
) |0 b, i+ H* k4 V - <li class="nav-item"><a href="#">Home</a></li>) L- T, C' u) q- {- t7 H/ \2 [5 G
- <li class="nav-item"><a href="#">About</a></li>- Z1 P4 k1 | @& s# k
- <li class="nav-item"><a href="#">Contact</a></li>
! e! J4 S+ c1 W9 B2 g0 w - <!-- Dropdown menu -->5 }2 [# C \, q. _4 _# g r
- <li class="nav-item nav-item-dropdown">
' f, V& g! C+ ^ - <a class="dropdown-trigger" href="#">Settings</a>
+ U4 j9 k. o! [6 |3 t) o7 ] - <ul class="dropdown-menu">* ]* o6 z0 N F8 @% H+ i
- <li class="dropdown-menu-item">! i0 v$ y: p6 y& E! c( S, V5 n; ^
- <a href="#">Dropdown Item 1</a>
( Y2 x2 L# A. m9 J4 }1 ? - </li>
: [1 L5 A0 b+ N- d5 d! I1 _& \ - <li class="dropdown-menu-item">2 J' M4 D- o# r( [) ]0 `
- <a href="#">Dropdown Item 2</a>) `" H. R2 p$ J2 V; f2 k+ `0 p+ {3 a
- </li>' O% O' N% x( w) Y3 x
- <li class="dropdown-menu-item">6 }( L* ~. Y, V
- <a href="#">Dropdown Item 3</a>+ ?, q2 I1 Q# T! Z$ \* K
- </li>5 y- W7 @6 Y" e9 v- c' R
- </ul>
U9 j/ t( A# o9 x1 e1 ^3 s - </li>
: B( `# |2 g+ N0 V. @& X - </ul>& f K4 O. r# e8 B& @
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 i% b0 H$ Y, @+ I# f
- background-color: #fff;
$ K% `3 \" D; Z. L& w7 `" L0 { - border-radius: 4px;4 K3 h5 C4 F6 b# g9 m( c5 O
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 ~. v) ^+ b" F5 t, e% B) X. r: N - padding: 1em;( k& f1 [- F9 R# o1 E) j6 s
- border: 1px solid #eee;0 J% c6 V: P" p( y+ z7 w
- display: block;
/ n' W; h, K7 W- t$ l - max-width: 400px;7 N8 n- j# z% ?
- margin: 0 auto;6 }6 ~$ a* s- R7 \' r- n( G
- text-align: center;
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* s- q0 C& O& M8 ]1 c' Q' K3 u. X - ul,
/ {3 s' ~9 @- v - li {- H* g; k i! K& `
- list-style: none;
/ s3 ]& G; ]/ F/ A - -webkit-padding-start: 0;
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- a {. s* Q$ N4 \6 R2 p# @
- text-decoration: none;) k" v" @. h" S# {
- color: #ED3E44;
' [ ^% i; x) j0 x4 y - }
% ^8 L5 t! \6 k# r# K& R$ [3 p* C! |9 m - .nav-item {4 ^7 ^3 ?* I# m( u) o( l
- padding: 1em;( S6 b% q; |5 d2 D6 o
- display: inline;
+ V2 T, x% D# W - }
) b, s3 L: U: g; _% \: T - .nav-item-dropdown {
) O* S6 @* `- o( _& y, Y2 ` - position: relative;: e$ m) o+ m& y+ l$ N* x* p
- }! a: F0 i3 }( X: i" v
- .nav-item-dropdown:hover > .dropdown-menu {* \8 X! Q/ {6 Y4 I8 o
- display: block;, h! m0 S! r2 b
- opacity: 1;
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- .dropdown-trigger {
& A" h. s& R0 c7 Y - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
1 L7 a3 m5 a9 d' z% y9 y2 K - display: block;
$ k9 p( J8 f7 C6 P8 g. e" l; t& ^; G - opacity: 1;
, c* T" c+ m2 t3 {8 F$ ^ - }8 K) q, I* I- l* A5 A+ ^) W& g& x
- .dropdown-trigger::after {0 Q1 a, p) G# a# t. f4 p
- content: "›";9 S. |8 v- \8 u! i6 q: B- |- B
- position: absolute;0 Y0 m5 V1 w) [6 R5 l `
- color: #ED3E44;
0 k' r* ~ r' u3 b* `. e. d - font-size: 24px;
3 ` ^+ H4 ]" \3 x; O0 d - font-weight: bold;2 \! ^# \. o, K5 H" b
- -webkit-transform: rotate(90deg);/ d4 A# _& f- y
- transform: rotate(90deg);4 b5 \( p8 l, E# Q/ H, f
- top: -5px;
" p* M$ Y' ~* n( H+ [4 S - right: -15px;
* e( k* |" W; D' U1 c - }6 x+ h$ R6 s+ g& @- y
- .dropdown-menu {
% e: Q- \! n3 X - background-color: #ED3E44; Z4 n- E& s- T4 u
- display: inline-block;( g' N; Z( @- J* e6 w
- text-align: right;8 f6 Q3 y Y. A, x! G/ s& S
- position: absolute;0 \$ C! P$ q* F$ Q5 p
- top: 2.5rem;1 ], v+ k( f* t& r; D
- right: -10px;
; a# @/ h6 i' l3 J, i# b% }, t - display: none;1 X; p, K' L( |9 q' l( h
- opacity: 0;$ q% V& M m6 \1 o. V
- -webkit-transition: opacity 0.5s ease;
! z( j. _# F* V" I, Y! I n" Q+ v - transition: opacity 0.5s ease;4 T# v" r1 w& a! [
- width: 160px;/ c+ q( h; t+ {: A" c8 J
- }( C# D1 N. A7 {* q, ~0 @; ^
- .dropdown-menu a {7 H4 P) s6 p$ n* S [
- color: #fff;% ~: S" l6 z2 _& {7 W
- }
# y8 D+ F" k3 { - .dropdown-menu-item {; K% x" `3 Y4 W
- cursor: pointer; p8 b8 {% s! T. M: @2 {
- padding: 1em;, _' o5 I* J5 g( F" K: O3 X1 o
- text-align: center;9 r3 [$ N, m, i3 S# h0 Y
- }" o1 u, S4 c( W( g* O
- .dropdown-menu-item:hover {3 u0 u& f1 p' r
- background-color: #eb272d;
' M6 s" F5 Z, [6 r - }
复制代码 # L7 v4 Y0 \* V( }7 E p5 ^
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* ^4 r8 ~# m) @, } - <!-- Checkbox toggle -->
) g/ c1 s& C( t C, f( j1 h - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& v: P1 W& [( ^" e% j: t" [
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 i" }1 C) r- N& N0 _8 W - <!-- Content to toggle from www.mfbuluo.com-->
% _: g0 ]- O6 a( w! H - <div role="toggle" class="toggle-content">
( I2 }' Q7 ~. E& D; t1 U - BA-NA-NA-NA!
1 a$ U, _, S. y2 x - </div>
6 d% q/ [# E6 r3 A2 \5 c, p- G - </div>
复制代码CSS代码内容如下: - .toggle {2 M: N& x$ ~: P. Y$ v; t3 v! I
- margin: 0 auto;
6 C! J) ?4 M2 T) f0 U0 z0 t% i- d0 [ - max-width: 400px;
^# F6 }; [& d4 z; G6 V! R - }
5 U8 a4 o, p8 D - .toggle-label {$ f$ ?6 T1 J- j+ F/ z; v' W
- font-size: 16px;
3 n( u! G; _6 ^: H - background: #fff;# q' b, H9 v4 D* j$ C
- padding: 1em;
: k# D/ P4 c$ } - cursor: pointer;. ^7 }" h4 A# h0 x. }) [! L
- display: block;
- g& y% W2 P k3 n! ^ - margin: 0 auto 1em;
. d4 F" ~) b+ q2 K1 H' t2 T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 D. \+ i( ~$ o - border-radius: 4px;8 V6 d' f9 f1 W& @- \
- }
5 n& v* ?: K4 U% G - .toggle-label:after {. C7 E+ e$ k7 P6 I9 k! ^: M. E
- color: #ED3E44;; d* R, x# k: Q( I/ N$ a6 p6 q% `
- content: "+"; t) _+ a. m5 L" q: r
- float: right;# d! F' X! D$ ~0 ~
- font-weight: bold;' A$ [4 |$ F* T6 K
- }5 |# |( f; g( `. z. ^1 J
- .toggle-content {4 A( Z" D5 O s8 j: q
- color: #B0B3C2;% s, O0 K2 ^0 N- Y Q. ]1 z
- font-family: monospace;
% I) x9 A1 _# ]2 j - font-size: 16px;6 P$ y8 B- O3 Y+ @! E
- margin-bottom: 1.5em;
& l& u$ d% _7 _6 S4 J( J, e7 A - padding: 1em;5 y; X/ @; g6 b2 U# `$ t/ s
- }$ I1 {8 b& U) N$ S4 \1 q
- .toggle-input {, H! f! t, a6 m# [/ g8 I
- display: none;5 y3 ]7 I" \: E4 k: y$ c7 f6 h
- }
/ u- {; g2 t! E, N% F5 b - .toggle-input:not(checked) ~ .toggle-content {; w, f$ C( s M7 o- K6 l9 d
- display: none;
6 k* N& L8 K& y' { - }
Y( f# u1 ~* G0 s; \5 ~; v5 y( G - .toggle-input:checked ~ .toggle-content {4 Z* e& I7 W! X- J) D: M9 {
- display: block;
: T Q" I5 T" M4 D1 d* c - }
8 Q' @' r" v" X/ w - .toggle-input:checked ~ .toggle-label:after {, q3 s) ], W. {* Q3 t
- content: "-";9 K# c* P6 a- p
- }
复制代码 4 E9 B. m& y' {
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2 N/ D8 l) m/ U. i4 W) t8 A, r9 s$ D& r6 A: i$ E9 M9 {
, S( a/ x% j5 f" D/ x" u0 z! U. X& ~" f. j6 N+ ~* x: [
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