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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!">
/ ^7 v o! i! Y2 }' b) C - Label for your tooltip( [# Y O# h6 W3 w" k) D
- </span>
复制代码CSS代码: - .tooltip-toggle {
8 L. x! S% c% @9 G( R# S - cursor: pointer;
: X. a6 `1 d2 |( Q- D - position: relative;
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- .tooltip-toggle svg {! K- }* j& a" | R# m7 R
- height: 18px;
) P+ {, U% y) k - width: 18px;
. N; U4 Z6 e! k) W - padding-right: 0.5rem;. x5 F8 q* l+ L% K
- }
1 |! i5 V% e5 | y - .tooltip-toggle::before {
+ A7 m- t9 N9 @ - position: absolute;
6 [7 T% X0 P9 F( r* W5 I - top: -80px;7 H( Y7 v4 T2 d, A9 V6 K% o
- left: -80px;
0 S: g3 O: S. _) i; M - background-color: #2B222A;3 V" X* a' K2 |" e% C
- border-radius: 5px;( } P$ ~# Q! E8 H3 g
- color: #fff;* J0 b6 I- J& ^0 [3 R4 W9 H- |- j
- content: attr(data-tooltip);
5 |" Q. p0 \* R( Z% M- B3 y3 P - padding: 1rem;0 m% P3 K' g4 N+ M! H- z& |+ ^6 ?+ V
- text-transform: none;8 k# M2 y9 i! h& ]
- -webkit-transition: all 0.5s ease;3 ~. Y" C$ }$ `: q# Q; |( X1 Z/ e
- transition: all 0.5s ease;
/ U1 ?* b' Y; e4 r" v) a - width: 160px;! Q4 T; @& w! H3 M6 b( h: }4 ]
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- .tooltip-toggle::after {
# k- C! s3 _! j- z - position: absolute;
8 X" e' u' j1 r4 V& h$ w7 ]+ e" N, p% B1 y - top: -12px;+ Y$ X! P X9 N
- left: 9px;& l3 C: G; w0 c4 P- {5 i
- border-left: 5px solid transparent;
& p( v9 Y3 d" f+ a! c2 [ - border-right: 5px solid transparent; l4 N5 n5 D3 S2 M9 c! l
- border-top: 5px solid #2B222A;* c# w2 _1 D3 j
- content: " ";3 k% c2 w' E8 k' a2 Y
- font-size: 0;8 d. K* p- X6 m2 I9 K" L, g
- line-height: 0;
' ?+ A" C' r O4 \/ J" n - margin-left: -5px;: K( ]6 A/ g' g* M, Q7 j+ u
- width: 0;. K1 |5 v" ^8 \1 U+ H! P
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- .tooltip-toggle::before, .tooltip-toggle::after {
7 w. x# p+ Z0 o- r7 _) k( \8 }* k - color: #efefef;
) o; @7 k* [. @& l- z - font-family: monospace; ~* t' w4 J' E6 t% }7 n
- font-size: 16px;
! U# B3 q/ k* S `' [/ S - opacity: 0;2 S' K W2 s @* N4 ]7 {+ e% K
- pointer-events: none;
5 B" Q! L& x! Q- D) B - text-align: center;) C4 h' S( Y6 y- L7 Z
- }
2 B& ]. @8 r7 ?( B - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! E, d, P9 ]" |( k" y6 O
- opacity: 1;
0 E7 H' l/ l+ I3 T - -webkit-transition: all 0.75s ease;0 I, `) [) T4 G& k
- 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">) M$ ]! d: z i9 e
- <ul class="nav-items">
1 N7 @! {% D8 |3 m, u" A0 _ - <!-- Navigation -->$ F3 f" ~. @% q6 N7 X* y3 r; W
- <li class="nav-item"><a href="#">Home</a></li>
" q' Z* v; x3 | F7 F4 Q - <li class="nav-item"><a href="#">About</a></li>% Y! l. g1 Q% B' ]
- <li class="nav-item"><a href="#">Contact</a></li>
: O C$ U6 P% g; j( Z- _8 `/ x& {9 f - <!-- Dropdown menu -->
" F2 B; D/ M8 o1 u- p - <li class="nav-item nav-item-dropdown">
7 ?9 p/ ~1 G5 n$ ]/ i& E3 U8 }* g - <a class="dropdown-trigger" href="#">Settings</a>; B2 x; Z0 m% U$ Q+ c% y# h' g
- <ul class="dropdown-menu">% f! s- z& b/ D& Z# H9 r
- <li class="dropdown-menu-item">* H& b& {: L i& Q4 u- m# ^% x
- <a href="#">Dropdown Item 1</a>' R& O8 y3 W8 I- p
- </li>/ |. D$ X! [( s. f U3 q
- <li class="dropdown-menu-item">
0 z M9 K" j4 h; q" x - <a href="#">Dropdown Item 2</a>
B6 ^1 [* h H4 M* s - </li>* w+ S* k: s0 L( f
- <li class="dropdown-menu-item">
7 i% m, w p. n1 ~7 X2 e+ K - <a href="#">Dropdown Item 3</a>& b/ c4 X+ l' t3 R7 ?- b
- </li>
5 P1 P# n. {& p - </ul>
/ W i$ ]1 d4 }/ P - </li>" W+ D3 a- b1 w! z" ^
- </ul>
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复制代码对应的CSS代码如下: - .nav-container {
_# n" v% q, k4 | - background-color: #fff;' ?3 G% w- f! L7 Q( `6 R
- border-radius: 4px;
; K3 \# Q) a) m$ s i/ t - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( Z- H/ D+ b7 D% k5 f0 V4 x
- padding: 1em;
& Y# X7 t: y1 z: K4 c; l - border: 1px solid #eee;7 H( l& J5 h4 I/ t" c
- display: block;
, z7 c7 \0 ?$ s6 L2 [ - max-width: 400px;0 m, O) m* y" F5 A. r# J
- margin: 0 auto;
' j2 I+ E8 G% I# L8 X - text-align: center;2 Z$ T6 J2 s! J: a. W1 X
- }; @% K: l6 K1 v6 k% ^( C0 l
- ul,' @3 m! _* Z1 y
- li {5 Z& E' Q3 y) m
- list-style: none;
% ?" L2 u/ p, Q3 r' ?7 f - -webkit-padding-start: 0;) `7 E, o, l; I0 }
- }) }2 C8 Q( ?8 j4 W
- a {0 {$ z- ?5 E4 T1 V) u' r# i
- text-decoration: none;( U& e) _: q5 m) l' V# d! m/ \4 h
- color: #ED3E44;
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5 o4 M. h8 V3 a5 H& D5 I# X - .nav-item {6 { i4 z, k u/ R
- padding: 1em;
7 g! d' G6 J+ ^( r& W; K - display: inline;
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- .nav-item-dropdown {# V+ F4 i) p) x' I
- position: relative;1 b$ o+ n1 |" V6 z( m5 h
- }# w& j3 X7 u0 k0 h
- .nav-item-dropdown:hover > .dropdown-menu {+ G2 b6 x) `$ G k- n
- display: block;1 i: h6 W4 U |% K2 N: @; f; ]* u
- opacity: 1;# V! E+ C7 v- X! |% k" j$ k5 L
- }
* B8 N. Z0 H% D8 F9 e - .dropdown-trigger {
/ Z7 N1 D9 C2 ?' f - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {6 ?5 J% T; {$ J5 Y* s2 w0 n
- display: block;
, w2 c% y) E5 i0 e; Z" ^! ~ - opacity: 1;- Q) z+ H/ m; w1 b2 f% U
- }7 L, O! P' n. o
- .dropdown-trigger::after {- U. v4 ], _& a3 K9 @( E$ t
- content: "›";/ h; y, }/ c$ h/ P
- position: absolute;
) Z' {. h8 A. Z. _* b. }; O - color: #ED3E44;
1 z7 r9 ^) g5 d! v2 H9 U" z! u9 ] - font-size: 24px;) @5 R5 w* ~2 J/ b( y/ S( V6 d! R
- font-weight: bold;
4 a' I* f% }1 P3 M: I0 g3 E5 q - -webkit-transform: rotate(90deg);+ }2 Z( y0 U% U+ @& `
- transform: rotate(90deg);
# e4 A, K7 ?5 w8 {4 _1 D. } - top: -5px;- [, K" X. A4 l4 `/ U0 r
- right: -15px;
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- .dropdown-menu {
- M; j% Y& @8 `; v; b" ]% {9 r/ Y - background-color: #ED3E44;
1 r4 ~7 E8 J- {' E, Y - display: inline-block;
! O8 y% Q! {7 c8 |' H - text-align: right;
$ H2 j' `. a; c8 ~+ } - position: absolute;% H6 A0 p5 t, g! U5 P7 F" ^" ^
- top: 2.5rem;% Z7 b6 q! l( o. q$ C4 E
- right: -10px;
, h, z1 F" o# \* h. S8 { - display: none;
4 T$ R6 L0 m: h* E2 K3 F - opacity: 0;
8 v1 t& P/ _& ]% }3 P - -webkit-transition: opacity 0.5s ease;/ d# G6 X( K7 e& J) v
- transition: opacity 0.5s ease;
2 |3 G" g) O4 |2 O( ]& x ^* @6 F - width: 160px;, G3 }1 S G( I1 H" A
- }
* P. e' f( L2 F" J; [5 I - .dropdown-menu a {
( s+ O7 G$ W) s - color: #fff;
$ p7 p$ g# m0 h6 i! U! a- D - }
/ C& j$ \* v( [9 H3 @ @5 }* h - .dropdown-menu-item {
) j6 P1 u% s; M - cursor: pointer;
6 O0 n6 P( f! D6 o( O# a o - padding: 1em;* k0 w% e, B8 o, I2 H
- text-align: center;
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- .dropdown-menu-item:hover { H5 |8 c6 L0 l" d
- background-color: #eb272d;
* ~2 d6 }* D& l/ A - }
复制代码 : X/ B0 J o0 P, q g! j
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* W, _2 z3 S( J% {) P# T6 v5 L
- <!-- Checkbox toggle -->1 }0 I. ?/ H' Y! W" h/ w3 Z' o
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 \8 `& E) N7 c' U( l3 n - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- v6 |- s/ ~9 H* x1 a$ T' \; r w
- <!-- Content to toggle from www.mfbuluo.com-->3 j$ B) j& Q8 n9 r: y
- <div role="toggle" class="toggle-content">
4 T$ x. K7 w; g& N2 m7 Z - BA-NA-NA-NA!$ P3 {/ V, Q" }
- </div>
) P9 Z* T9 j- ^; l/ H - </div>
复制代码CSS代码内容如下: - .toggle {
) f/ [% w* M' A - margin: 0 auto;; B5 q1 F. Q& _3 N8 {6 H
- max-width: 400px;' i/ M7 p \! v g: i4 B
- }( M# _( Y" B. k% B+ O
- .toggle-label {
9 r1 w! N Q0 y, R; w - font-size: 16px;
# y1 w( L7 s( t U - background: #fff;
1 g6 Q; c* ]& i f- |& Y" J- w1 v - padding: 1em; q8 c% b( X! B2 Y5 _
- cursor: pointer;
^. i; `* {% ^! |" V - display: block;2 O' B' ]# l4 h
- margin: 0 auto 1em;
# C* ^" U8 g- V% I/ M: A" r0 \ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* X" m) u8 ]- B5 n5 Z: }6 g
- border-radius: 4px;
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- .toggle-label:after {* \- K& f2 g6 {) W+ F3 l
- color: #ED3E44;
# L( P+ i, B! Y. a - content: "+";
& w8 N0 z$ m7 F, J, O( | - float: right;
( B5 P' Q3 c; H/ e% [ - font-weight: bold;3 P e& e1 k% N9 d8 ^/ x* V
- }" ?' j$ c( t$ n+ t5 B' O) m/ M/ @
- .toggle-content {
Y3 g) g6 F- p6 ~9 q6 |; f, N' k - color: #B0B3C2;) w$ h4 a3 ~ ~# _
- font-family: monospace;! V! z, `% N+ U: F3 F
- font-size: 16px;
- n& C# T- M: T. |' Q - margin-bottom: 1.5em;
) x. a, D# n' Y - padding: 1em;( N1 H; Z# o% ?' P" Q7 ~, t$ m
- }/ H& y/ Z9 o7 ?# A, \6 B
- .toggle-input {8 I! \9 i$ g0 M, ?: J" [0 {7 R
- display: none;& D- k; B l N+ b" m7 f/ c
- }- t( T+ @. y" F. Z
- .toggle-input:not(checked) ~ .toggle-content {
& U& T9 o- b$ _9 a - display: none;
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, B$ y0 U% a, h" J - .toggle-input:checked ~ .toggle-content {
6 i. G% ^2 e/ J% c+ h2 o) { - display: block;
9 X) T6 \% F% v5 U) |2 ` - }2 ? h' k: T4 P% {1 e9 ?$ v& g* }. J
- .toggle-input:checked ~ .toggle-label:after { M8 p7 {" `+ P5 _5 z
- content: "-";. j" z$ ^; v0 \
- }
复制代码
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