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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!">8 T) ]* Z2 G+ @. U. D
- Label for your tooltip* _1 A# d, G8 E1 x7 K
- </span>
复制代码CSS代码: - .tooltip-toggle {
5 K' T& ?5 {& m) D! b6 t - cursor: pointer;
7 j! p" ?5 N$ G% F6 h - position: relative;
x5 m2 v- u0 |7 o- G - }
& `% J+ B9 S" s9 R - .tooltip-toggle svg {
( K( J3 I, n4 R - height: 18px;# D- J6 E w9 _* ~0 w3 ]
- width: 18px;% S) H) b6 K. i1 x7 c4 J
- padding-right: 0.5rem;
3 ^; h! c+ C0 x( W# ?1 n' O - }
6 }9 X3 A4 p9 g" N; K - .tooltip-toggle::before {1 E# Q( j, f) r
- position: absolute;
5 f7 S: l5 S; G: N s, ~$ u7 N4 i2 S - top: -80px;! q4 ? U( ]; s [# P9 y
- left: -80px;
# d2 W' G& y1 T - background-color: #2B222A;/ D. k8 z, B6 O/ s( f& n
- border-radius: 5px;
' [4 ]- i( \* d( w3 c - color: #fff;6 U& P2 C7 v8 q i) ]9 J! F
- content: attr(data-tooltip);. X6 p% i' b# J( o
- padding: 1rem;0 ]# V0 e8 U& T" l1 U
- text-transform: none;
1 R0 l' w3 v( ]- ~+ {" ~ - -webkit-transition: all 0.5s ease;3 G3 {! H6 P4 k( ?, p
- transition: all 0.5s ease;
1 Z% ~' H/ }5 @6 d; w - width: 160px;
+ A, @1 }/ h8 W+ h4 I - }
: a6 s: Y; L; \ - .tooltip-toggle::after {; n& B2 x( ?9 c6 ~
- position: absolute;
' }1 b. ~9 H6 j - top: -12px;+ G. ~7 @2 P3 V. B4 B& P
- left: 9px;& r5 Y/ m G$ i, m" d0 O% t# O
- border-left: 5px solid transparent;
0 m8 Z9 ~, k* g1 q - border-right: 5px solid transparent;
0 R; a) ]# @0 l+ Z, g) [! b - border-top: 5px solid #2B222A;* @/ Y0 P. u% r
- content: " ";
, }3 T; c" f; w( |) F3 Z8 a2 Z - font-size: 0;4 i, [$ V6 H- Y, P
- line-height: 0;
1 t! d0 J r, t9 X, g3 V7 r- n( z0 ] - margin-left: -5px;0 R7 \& V ?& t$ n" @
- width: 0;
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2 h% S# c+ X) B' S7 D - .tooltip-toggle::before, .tooltip-toggle::after {3 j: z% B' E$ M: d+ n- R0 M. @& k$ h
- color: #efefef;7 j) X0 i: ]- p' l5 V" D7 F" c
- font-family: monospace;
; Z3 J; Z# h# L* L* F/ G9 k; C) E3 N - font-size: 16px;7 M9 L" O& ?/ s+ \- \
- opacity: 0;
7 j! C2 V J, s7 G8 U: h ^# O - pointer-events: none;
8 S4 t' K$ f* y1 y - text-align: center;/ A% c; W- E P6 a6 O+ N
- }
3 E7 V( }. ? L }/ z - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# A/ o$ u% c& X2 r - opacity: 1;
+ {/ O* z/ H) a" @ - -webkit-transition: all 0.75s ease;
4 c& C% `: g. D. H+ M$ l6 z - transition: all 0.75s ease;
# v |# v% w+ G2 \: D+ H; Q - }
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 {+ B5 m0 @# g8 v; F - <ul class="nav-items">. }+ |* K p# }) X- r: [+ h* q
- <!-- Navigation -->$ g# g( h9 l7 {/ m: o; K
- <li class="nav-item"><a href="#">Home</a></li>
j# C5 I4 U( y( j* n ` - <li class="nav-item"><a href="#">About</a></li>
0 K/ E; h8 @) X r) M: J" G - <li class="nav-item"><a href="#">Contact</a></li>
! g5 y7 e+ K" k; Q - <!-- Dropdown menu -->
% R" Q$ a2 Q, G$ \5 @ - <li class="nav-item nav-item-dropdown">
) y8 ~$ H( y. j0 U9 P# f+ { - <a class="dropdown-trigger" href="#">Settings</a>: b v! G( F& M, _7 m
- <ul class="dropdown-menu">/ K1 T$ Q0 Z1 A* [& o
- <li class="dropdown-menu-item">
/ a, G' l, a. T( B% y - <a href="#">Dropdown Item 1</a>" ?0 t ~$ p/ y: K8 S9 H
- </li>
p, f8 v/ C1 f5 \# \( M3 m - <li class="dropdown-menu-item">
/ w1 Q2 Z6 O+ H; S5 x - <a href="#">Dropdown Item 2</a>
# s1 p a' Q+ S' t5 _ - </li>9 _4 P: y- E# D
- <li class="dropdown-menu-item">
2 x: p) Q5 m" }' L4 W( F- ]; @% ~: t - <a href="#">Dropdown Item 3</a>
9 I/ p! X. v, _$ i+ W - </li> I7 `, H3 z- H3 G/ j2 z4 L' |
- </ul>
4 N* e8 p7 L1 q8 X5 z* V - </li>
* g0 e8 M: @3 p - </ul># ~% f8 m: ], b( o. Y
- </div>
复制代码对应的CSS代码如下: - .nav-container {7 F" v& q f5 I7 B ]* z7 C
- background-color: #fff;# f+ R# _( P! ]' B! _/ I
- border-radius: 4px;: I9 i" w7 z5 ]$ Z8 t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ @4 Q( s* Q" o - padding: 1em;
$ D" \5 t) F y% e - border: 1px solid #eee;9 K7 o" R: E. P) o
- display: block;6 J( k1 u( k! V, }- u
- max-width: 400px;
6 ~* B2 ~) D7 I& F - margin: 0 auto;
U1 y6 ~8 \- T# A6 G: `4 r3 b - text-align: center;" h% l: w& ]2 C
- }5 Q+ S, g2 {5 _
- ul,9 Q! J; _+ R1 w1 E. ]" C. r
- li {
- r# b6 j9 r0 A6 u8 Y4 i' w - list-style: none;1 M- g/ X7 m: \; ^! B
- -webkit-padding-start: 0;- g* m" n4 F. o
- }, D! y( q p W B
- a {
% H, J& q3 e2 A+ M - text-decoration: none;
- N+ W0 o) l' f, u, ]5 C7 B5 [# L - color: #ED3E44;
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0 Y4 J# @7 l( N( C - .nav-item {
% W: b. w+ u' L2 h - padding: 1em;9 x: i- B0 [ \: O. t
- display: inline;
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- .nav-item-dropdown {
6 T3 r- E: u2 w/ y! Y2 b! J( R# o - position: relative;% P- [0 p1 s+ P5 v
- }5 E' F2 ~' f6 k6 L
- .nav-item-dropdown:hover > .dropdown-menu {7 A3 y8 x! I$ q* ~1 B
- display: block;9 R% A& ?2 D ~( E6 ?2 F' p6 ~/ k/ H
- opacity: 1;4 v" N' Q1 K' q0 S0 H0 v) F
- }
( H/ v( W5 C7 G - .dropdown-trigger {
0 t5 |6 x8 I) T9 @" |5 q( d6 y - position: relative;( J" w* K `3 a( M5 ]2 m
- }: i" p& B# Z4 Q. c% G& Q k
- .dropdown-trigger:focus + .dropdown-menu {
5 O3 v" o5 N7 B) v2 C8 r: h; v7 h - display: block;
7 t. O O) _, `1 j2 }2 L - opacity: 1;) Z; W# \; `' G* R; Q* [$ ? A' s
- }
% N) h- z2 B7 k- H - .dropdown-trigger::after {
$ j& R9 b; }/ _$ R& N - content: "›"; X; L* X- p/ s$ w% F' D! L! r
- position: absolute;$ U8 H) Z, U" V
- color: #ED3E44;) t \& t% B; d$ Q) N
- font-size: 24px;: @* ]$ c7 ?, _' F o
- font-weight: bold;9 V: L3 t. u/ V+ y. y% B
- -webkit-transform: rotate(90deg); W! F; `9 \, t+ Z) b9 O
- transform: rotate(90deg);9 X" _# Y0 q3 X/ F: j2 @+ k
- top: -5px;
+ e" x6 o7 T. O8 q. g; G" _9 r: U' d - right: -15px;
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- .dropdown-menu {
# H D/ ~9 W( r - background-color: #ED3E44;- l* H% i/ T, h' k
- display: inline-block;7 u P$ p6 F" H
- text-align: right;; h$ T7 K3 n1 x0 e4 l3 D
- position: absolute;- p5 }6 ^: `% l4 x$ m# L
- top: 2.5rem;6 `1 }/ z$ y9 U7 J6 u
- right: -10px;, K7 G6 V6 X( n$ c, R$ ]
- display: none;6 L9 W3 x# T5 {' ]* W0 u1 _
- opacity: 0;
/ z1 i9 O+ O( g j4 p3 N5 F! s - -webkit-transition: opacity 0.5s ease;
6 m3 [. a2 d7 o1 i# L+ m+ ~! U - transition: opacity 0.5s ease;
7 H$ D! g1 d' I# X+ L - width: 160px;
$ h {: \; o) F, n' ^& j& ^% q - }5 n, u: x) O1 J2 q" S
- .dropdown-menu a {
/ F2 t; z( a. Q) A - color: #fff;: W" M9 C2 `+ o3 |5 }3 t1 \
- }
! h3 }3 f+ |1 W4 K- |" K4 T - .dropdown-menu-item {- e H$ R7 ?; N
- cursor: pointer;% l* C8 ^* n5 R4 ~" n
- padding: 1em;
: }: n2 Q, @ ^: Z" |2 q, n - text-align: center;
) M$ j3 C! F7 N: T" n9 D) R - }
3 O) u- f9 v/ g( G0 F8 A+ i - .dropdown-menu-item:hover {( N' v: x* w, n1 C
- background-color: #eb272d;
$ E# V5 }( ` T3 v - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 ?' o: @/ H: Z: [. ?$ I2 o - <!-- Checkbox toggle -->
: m! S$ r# F) O0 r - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">$ N& M+ I4 }8 n% n% W6 y; }
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 d- M F* N( K2 f
- <!-- Content to toggle from www.mfbuluo.com-->% Y. b1 x; i4 i! T4 e q3 Z) D
- <div role="toggle" class="toggle-content">
7 u2 {) X6 x3 Q - BA-NA-NA-NA!
! t d# Y7 i7 C" p$ j - </div>
& r# @; t# O6 ^) x! W q - </div>
复制代码CSS代码内容如下: - .toggle {2 I" S, v2 q3 D7 M6 M
- margin: 0 auto;
, G' i" j6 k0 T% y+ U9 U - max-width: 400px;
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- .toggle-label {
. m7 O7 ^1 @1 L; {* o( L - font-size: 16px;7 f- ]+ Q- |" ]
- background: #fff;% Y' q) V) A R- W# l
- padding: 1em;
5 O0 J7 V5 Z8 t$ x - cursor: pointer;
; Y+ A/ a+ b' ~& r; D - display: block;$ I% M' X# w/ f* t1 u2 y
- margin: 0 auto 1em;
, `" }4 `* H& a$ z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 I6 ], a1 H+ m1 h4 D# f
- border-radius: 4px;6 k9 {8 N/ x) k% z( g% @1 x, x
- }
8 d* y+ Y+ W1 g4 ? - .toggle-label:after {
8 R/ ]" Z( e+ U: b - color: #ED3E44;7 q: Q3 i, E8 E9 l4 O w# u0 B
- content: "+";$ e7 @! n- V8 [7 C" M
- float: right;% }/ _" N/ l* z8 @7 z c
- font-weight: bold;
- W$ _& Y5 c. Y5 @: _1 k - }! h3 H& v/ {# c5 b4 E f6 @
- .toggle-content {
) Q1 P* L7 ]* r, J F" P5 o - color: #B0B3C2;: ?) t+ ^* F9 H, @
- font-family: monospace;
2 J6 F+ t7 @3 K - font-size: 16px;" j9 x" H0 o4 _* \" i2 q2 B
- margin-bottom: 1.5em;4 x" I+ `& |/ A/ Q
- padding: 1em;' h9 g& }% t5 f) _: t4 j
- } U9 l6 v4 ^' s
- .toggle-input {
! _" [; g. x j( t - display: none;
% h& Y6 L8 u. Z9 R) l - }, K' ~4 d1 f/ r4 U% o" t
- .toggle-input:not(checked) ~ .toggle-content {1 D' }& l- e; _. x5 y# J
- display: none;
& |$ T6 l3 X }. A6 J2 S - }
0 i: J; s; E: K - .toggle-input:checked ~ .toggle-content {
2 S0 v; h D* ] - display: block;+ Q+ h% K2 V4 z S) @! l& p! x! Z0 U
- }
) A I0 I5 c# G3 K4 J* f - .toggle-input:checked ~ .toggle-label:after {
/ ^9 b) k' A# w7 U v - content: "-";+ @8 F7 f8 p( m
- }
复制代码 $ \7 C! g d# ^% n8 ?( a
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